Specifying a PID will cause errors on other Arduino boards.

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "libraries/WiFiEsp"]
 	path = libraries/WiFiEsp
 	url = https://github.com/btx000/WiFiEsp
+[submodule "libraries/lv_arduino"]
+	path = libraries/lv_arduino
+	url = https://github.com/btx000/lv_arduino.git

README.md

@@ -8,6 +8,9 @@ Arduino core for Maix Board (K210)
 
 Docs: [maixduino.sipeed.com](https://maixduino.sipeed.com/)
 
+## Install
+
+Refer install doc: [Install](https://maixduino.sipeed.com/en/get_started/install.html)
 
 
 ## Other SDK

boards.txt

@@ -7,8 +7,6 @@ menu.toolsloc            = Tool Install Location
 ############# Sipeed M1 Dock Board ###############
 
 m1.name = Sipeed "Maix One Dock"/"Maix Bit" Board
-m1.vid.0=0x1A86
-m1.pid.0=0x7523
 
 ## Toolchain
 m1.menu.toolsloc.default=Default
@@ -58,9 +56,6 @@ m1.build.ldscript={runtime.platform.path}/cores/arduino/kendryte-standalone-sdk/
 
 go.name = Sipeed Maix Go Board
 
-go.vid.0=0x0403
-go.pid.0=0x6010
-
 
 ## Toolchain
 go.menu.toolsloc.default=Default

cores/arduino/UARTClass.cpp

@@ -107,6 +107,7 @@ UARTClass::read(void)
   while(this->_buff->available()){
     return this->_buff->read_char();
   }
+  return -1;
 }
 
 void

cores/arduino/WInterrupts.c

@@ -3,11 +3,13 @@
 #include "wiring_constants.h"
 #include "plic.h"
 
-void attachInterrupt(uint8_t intnum, voidFuncPtr callback, uint8_t mode)
+void attachInterrupt(uint8_t intnum, voidFuncPtr user_callback, uint8_t mode)
 {
-    plic_irq_callback_t _callback = (plic_irq_callback_t)callback;
     int gpionum = getGpio(intnum);
     if(gpionum >= 0){
+        fpioa_function_t function = FUNC_GPIOHS0 + gpionum;
+        fpioa_set_function(intnum, function);
+        gpiohs_set_drive_mode(gpionum, GPIO_DM_INPUT_PULL_UP);
         switch(mode){
             case LOW : 
                 gpiohs_set_pin_edge((uint8_t)gpionum, GPIO_PE_LOW);
@@ -25,7 +27,7 @@ void attachInterrupt(uint8_t intnum, voidFuncPtr callback, uint8_t mode)
                 gpiohs_set_pin_edge((uint8_t)gpionum, GPIO_PE_RISING);
                 break;
         }
-        gpiohs_irq_register((uint8_t)gpionum, 10, _callback, NULL);
+        gpiohs_irq_register((uint8_t)gpionum, 10, gpiohs_callback, user_callback);
         sysctl_enable_irq();
     }
 }
@@ -37,3 +39,10 @@ void detachInterrupt(uint8_t intnum)
         gpiohs_irq_unregister((uint8_t)gpionum);
     }
 }
+
+int gpiohs_callback(void *ctx)
+{
+    voidFuncPtr user_callback = ctx;
+    user_callback();
+    return 0;
+}

cores/arduino/WInterrupts.h

@@ -35,7 +35,7 @@ extern "C"{
 #define DEFAULT 1
 #define EXTERNAL 0
 
-#define digitalPinToInterrupt(Pin) Pin;
+#define digitalPinToInterrupt(Pin) Pin
 typedef void (*voidFuncPtr)(void);
 /*
  * \brief Specifies a named Interrupt Service Routine (ISR) to call when an interrupt occurs. Use digitalPinToInterrupt(pin) to get the correct intnum.
@@ -49,6 +49,8 @@ void attachInterrupt(uint8_t intnum, voidFuncPtr callback, uint8_t mode);
  */
 void detachInterrupt(uint8_t intnum);
 
+int gpiohs_callback(void *ctx);
+
 #ifdef __cplusplus
 } // extern "C"
 #endif // __cplusplus

cores/arduino/wiring_analog.c

@@ -96,6 +96,13 @@ int8_t getPwmPin(void)
     return -1;
 }
 
+uint32_t analogRead( uint32_t ulPin ) 
+{
+#if (defined(BOARD_SIPEED_MAIX_GO) || defined(BOARD_SIPEED_MAIX_ONE_DOCK) )
+    return 0;
+#endif
+}
+
 #ifdef __cplusplus
 } // extern "C"
 #endif // __cplusplus

cores/arduino/wiring_digital.c

@@ -19,7 +19,6 @@ void pinMode(uint8_t dwPin, uint8_t dwMode){
         fpioa_function_t function = FUNC_GPIOHS0 + gpionum;
         fpioa_set_function(dwPin, function);
         gpiohs_set_drive_mode((uint8_t)gpionum, (gpio_drive_mode_t)dwMode);
-        gpiohs_set_pin((uint8_t)gpionum, GPIO_PV_LOW);
     }
     return ;
 }

libraries/NS2009/examples/drawline/drawline.ino

@@ -0,0 +1,48 @@
+#include <Sipeed_ST7789.h>
+#include "touchscreen.h"
+
+SPIClass spi_(SPI0); // MUST be SPI0 for Maix series on board LCD
+Sipeed_ST7789 lcd(320, 240, spi_);
+TouchScreen touchscreen;
+int key = KEY0;
+
+int touchscreen_status = 0;
+int touchscreen_x = 0;
+int touchscreen_y = 0;
+int status_last = TOUCH_NONE;
+int x_last = 0;
+int y_last = 0;
+bool draw = false;
+
+
+void setup()
+{
+    pinMode(key, INPUT);  
+    lcd.begin(15000000, COLOR_RED);    
+    touchscreen.begin();
+    touchscreen.calibrate(320,240);
+}
+
+void loop()
+{
+    touchscreen.read();
+    touchscreen_status = touchscreen.getStatus();
+    touchscreen_x = touchscreen.getX();
+    touchscreen_y = touchscreen.getY();
+    if(draw){
+        lcd.writeLine(x_last,y_last,touchscreen_x,touchscreen_y,COLOR_WHITE);
+    }
+    if(status_last!=touchscreen_status){
+        if (touchscreen_status == TOUCH_BEGIN || touchscreen_status == TOUCH_MOVE)
+            draw = true;
+        else
+            draw = false;
+        status_last=touchscreen_status;
+    }
+    x_last = touchscreen_x;
+    y_last = touchscreen_y;
+    if(digitalRead(key) == LOW)
+    {
+        lcd.fillScreen(COLOR_BLACK);
+    }
+}

libraries/NS2009/keywords.txt

@@ -0,0 +1,29 @@
+#######################################
+# Syntax Coloring Map For Wire
+#######################################
+
+#######################################
+# Datatypes (KEYWORD1)
+#######################################
+
+#######################################
+# Methods and Functions (KEYWORD2)
+#######################################
+
+begin	KEYWORD2
+read    KEYWORD2
+getStatus   KEYWORD2
+getX    KEYWORD2
+getY    KEYWORD2
+calibrate   KEYWORD2
+is_init KEYWORD2
+end     KEYWORD2
+
+#######################################
+# Instances (KEYWORD2)
+#######################################
+
+
+#######################################
+# Constants (LITERAL1)
+#######################################

libraries/NS2009/library.properties

@@ -0,0 +1,10 @@
+name=Touchscreen
+version=1.0
+author=BigBits
+maintainer=BigBits<bigbits@bigbits.com>
+sentence=NS2009 Touchscreen driver
+paragraph=NS2009 Touchscreen driver
+category=Display
+url=
+architectures=k210
+includes=touchscreen.h

libraries/NS2009/src/mean.c

@@ -0,0 +1,74 @@
+/*
+ * libc/filter/mean.c
+ */
+
+#include <math.h>
+#include <stddef.h>
+#include <mean.h>
+#include "stdlib.h"
+
+#define touchscreen_malloc(p) malloc(p)
+#define touchscreen_free(p) free(p)
+
+struct mean_filter_t *mean_alloc(int length)
+{
+    struct mean_filter_t *filter;
+    int i;
+    if (length <= 0)
+        return NULL;
+
+    filter = touchscreen_malloc(sizeof(struct mean_filter_t));
+    if (!filter)
+        return NULL;
+
+    filter->buffer = touchscreen_malloc(sizeof(int) * length);
+    if (!filter->buffer)
+    {
+        touchscreen_free(filter);
+        return NULL;
+    }
+    for (i = 0; i < length; i++)
+        filter->buffer[i] = 0;
+    filter->length = length;
+    filter->index = 0;
+    filter->count = 0;
+    filter->sum = 0;
+
+    return filter;
+}
+
+void mean_free(struct mean_filter_t *filter)
+{
+    if (filter)
+    {
+        if (filter->buffer)
+            touchscreen_free(filter->buffer);
+        touchscreen_free(filter);
+    }
+}
+
+int mean_update(struct mean_filter_t *filter, int value)
+{
+    filter->sum -= filter->buffer[filter->index];
+    filter->sum += value;
+    filter->buffer[filter->index] = value;
+    filter->index = (filter->index + 1) % filter->length;
+
+    if (filter->count < filter->length)
+        filter->count++;
+    return filter->sum / filter->count;
+}
+
+void mean_clear(struct mean_filter_t *filter)
+{
+    int i;
+
+    if (filter)
+    {
+        for (i = 0; i < filter->length; i++)
+            filter->buffer[i] = 0;
+        filter->index = 0;
+        filter->count = 0;
+        filter->sum = 0;
+    }
+}

libraries/NS2009/src/mean.h

@@ -0,0 +1,27 @@
+#ifndef __MEAN_H__
+#define __MEAN_H__
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    struct mean_filter_t
+    {
+        int *buffer;
+        int length;
+        int index;
+        int count;
+        int sum;
+    };
+
+    struct mean_filter_t *mean_alloc(int length);
+    void mean_free(struct mean_filter_t *filter);
+    int mean_update(struct mean_filter_t *filter, int value);
+    void mean_clear(struct mean_filter_t *filter);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MEAN_H__ */

libraries/NS2009/src/median.c

@@ -0,0 +1,138 @@
+/*
+ * libc/filter/median.c
+ */
+
+#include <math.h>
+#include <stddef.h>
+#include <median.h>
+#include "stdlib.h"
+
+#define touchscreen_malloc(p) malloc(p)
+#define touchscreen_free(p) free(p)
+
+struct median_filter_t *median_alloc(int length)
+{
+    struct median_filter_t *filter;
+
+    if (length <= 0)
+        return NULL;
+    filter = touchscreen_malloc(sizeof(struct median_filter_t));
+    if (!filter)
+        return NULL;
+
+    filter->buffer = touchscreen_malloc(sizeof(int) * length);
+    filter->index = touchscreen_malloc(sizeof(int) * length);
+    if (!filter->buffer || !filter->index)
+    {
+        if (filter->buffer)
+            touchscreen_free(filter->buffer);
+        if (filter->index)
+            touchscreen_free(filter->index);
+        touchscreen_free(filter);
+        return NULL;
+    }
+    filter->length = length;
+    filter->position = 0;
+    filter->count = 0;
+
+    return filter;
+}
+
+void median_free(struct median_filter_t *filter)
+{
+    if (filter)
+    {
+        if (filter->buffer)
+            touchscreen_free(filter->buffer);
+        if (filter->index)
+            touchscreen_free(filter->index);
+        touchscreen_free(filter);
+    }
+}
+
+int median_update(struct median_filter_t *filter, int value)
+{
+    int pos = filter->position;
+    int cnt = filter->count;
+    int *idx;
+    int cidx;
+    int oidx;
+    int oval;
+    int result;
+    if (cnt > 0)
+    {
+        if (cnt == filter->length)
+        {
+            oidx = 0;
+            while (filter->index[oidx] != pos)
+                ++oidx;
+            oval = filter->buffer[pos];
+        }
+        else
+        {
+            filter->index[pos] = pos;
+            oidx = pos;
+            oval = INT_MAX;
+        }
+
+        filter->buffer[pos] = value;
+        idx = &filter->index[oidx];
+        if (oval < value)
+        {
+            while (++oidx != cnt)
+            {
+                cidx = *(++idx);
+                if (filter->buffer[cidx] < value)
+                {
+                    *idx = *(idx - 1);
+                    *(idx - 1) = cidx;
+                }
+                else
+                {
+                    break;
+                }
+            }
+        }
+        else if (oval > value)
+        {
+            while (oidx-- != 0)
+            {
+                cidx = *(--idx);
+                if (filter->buffer[cidx] > value)
+                {
+                    *idx = *(idx + 1);
+                    *(idx + 1) = cidx;
+                }
+                else
+                {
+                    break;
+                }
+            }
+        }
+        result = filter->buffer[filter->index[cnt / 2]];
+    }
+    else
+    {
+        filter->buffer[0] = value;
+        filter->index[0] = 0;
+        filter->position = 0;
+        filter->count = 0;
+        result = value;
+    }
+
+    pos++;
+    filter->position = (pos == filter->length) ? 0 : pos;
+    if (cnt < filter->length)
+        filter->count++;
+
+    return result;
+}
+
+void median_clear(struct median_filter_t *filter)
+{
+    if (filter)
+    {
+        filter->position = 0;
+        filter->count = 0;
+    }
+}

libraries/NS2009/src/median.h

@@ -0,0 +1,30 @@
+#ifndef __MEDIAN_H__
+#define __MEDIAN_H__
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define INT_MIN (-1 - 0x7fffffff)
+#define INT_MAX 0x7fffffff
+
+    struct median_filter_t
+    {
+        int *buffer;
+        int *index;
+        int length;
+        int position;
+        int count;
+    };
+
+    struct median_filter_t *median_alloc(int length);
+    void median_free(struct median_filter_t *filter);
+    int median_update(struct median_filter_t *filter, int value);
+    void median_clear(struct median_filter_t *filter);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MEDIAN_H__ */

libraries/NS2009/src/ns2009.c

@@ -0,0 +1,174 @@
+#include "ns2009.h"
+#include <string.h>
+#include <stdlib.h>
+#include <tsfilter.h>
+#include <stdio.h>
+#include "fpioa.h"
+#include "sleep.h"
+#include <math.h>
+#include "stdlib.h"
+
+#define touchscreen_malloc(p) malloc(p)
+#define touchscreen_free(p) free(p)
+
+static uint8_t ns2009_read(uint8_t cmd, int *val)
+{
+    uint8_t ret, buf[2];
+    ret = ns2009_hal_i2c_recv(&cmd, 1, buf, 2);
+    if (ret != 0)
+        return 0;
+    if (val)
+        *val = (buf[0] << 4) | (buf[1] >> 4);
+    return 1;
+}
+
+static void push_event_begin(struct ts_ns2009_event_t *ts_event, int x, int y)
+{
+    ts_event->type = TOUCH_BEGIN;
+    ts_event->x = x;
+    ts_event->y = y;
+}
+
+static void push_event_move(struct ts_ns2009_event_t *ts_event, int x, int y)
+{
+    ts_event->type = TOUCH_MOVE;
+    ts_event->x = x;
+    ts_event->y = y;
+}
+
+static void push_event_end(struct ts_ns2009_event_t *ts_event, int x, int y)
+{
+    ts_event->type = TOUCH_END;
+    ts_event->x = x;
+    ts_event->y = y;
+}
+
+static void push_event_none(struct ts_ns2009_event_t *ts_event)
+{
+    ts_event->type = TOUCH_NONE;
+    ts_event->x = 0;
+    ts_event->y = 0;
+}
+
+int ts_ns2009_poll(struct ts_ns2009_pdata_t *ts_ns2009_pdata)
+{
+    int x = 0, y = 0, z1 = 0;
+
+    if (ns2009_read(NS2009_LOW_POWER_READ_Z1, &z1))
+    {
+        if ((z1 > 70) && (z1 < 2000))
+        {
+            ns2009_read(NS2009_LOW_POWER_READ_X, &x);
+            ns2009_read(NS2009_LOW_POWER_READ_Y, &y);
+            tsfilter_update(ts_ns2009_pdata->filter, &x, &y);
+
+            if (!ts_ns2009_pdata->press)
+            {
+                push_event_begin(ts_ns2009_pdata->event, x, y);
+                ts_ns2009_pdata->press = 1;
+            }
+            else
+            {
+                if ((ts_ns2009_pdata->x != x) || (ts_ns2009_pdata->y != y))
+                {
+                    push_event_move(ts_ns2009_pdata->event, x, y);
+                }
+            }
+            ts_ns2009_pdata->x = x;
+            ts_ns2009_pdata->y = y;
+        }
+        else
+        {
+            if (ts_ns2009_pdata->press)
+            {
+                tsfilter_clear(ts_ns2009_pdata->filter);
+                push_event_end(ts_ns2009_pdata->event, ts_ns2009_pdata->x, ts_ns2009_pdata->y);
+                ts_ns2009_pdata->press = 0;
+            }
+        }
+    }
+    else
+    {
+        push_event_none(ts_ns2009_pdata->event);
+    }
+
+    return 1;
+}
+
+int ts_ns2009_set_calibration(struct ts_ns2009_pdata_t *ts_ns2009_pdata, int cmd, void *arg)
+{
+    int cal[7];
+
+    if (cmd == NS2009_IOCTL_SET_CALBRATION)
+    {
+        if (!arg)
+            return -1;
+        memcpy(cal, arg, sizeof(int) * 7);
+        tsfilter_setcal(ts_ns2009_pdata->filter, cal);
+        return 0;
+    }
+    return -1;
+}
+
+// "ts-ns2009@0" : {
+//     "i2c-bus" : "i2c-v3s.0",
+//     "slave-address" : 72,
+//     "median-filter-length" : 5,
+//     "mean-filter-length" : 5,
+//     "calibration" : [ 14052, 21, -2411064, -67, 8461, -1219628, 65536 ],
+//     "poll-interval-ms" : 10
+// },
+
+//[-4278, -68, 16701858, -8, -5930, 21990146, 65536]
+//{65, 5853, -1083592, -4292, -15, 16450115, 65536};
+struct ts_ns2009_pdata_t *ts_ns2009_probe(int* cal, int* err)
+{
+    struct ts_ns2009_pdata_t *ts_ns2009_pdata;
+
+    *err = 0;
+    if (!ns2009_read(NS2009_LOW_POWER_READ_Z1, NULL))
+    {
+        *err = 5; // EIO
+        return NULL;
+    }
+    ts_ns2009_pdata = touchscreen_malloc(sizeof(struct ts_ns2009_pdata_t));
+    if (!ts_ns2009_pdata)
+    {
+        *err = 12; //ENOMEM
+        return NULL;
+    }
+
+    ts_ns2009_pdata->filter = tsfilter_alloc(5, 5);
+    tsfilter_setcal(ts_ns2009_pdata->filter, cal);
+    //
+    ts_ns2009_pdata->x = 0;
+    ts_ns2009_pdata->y = 0;
+    ts_ns2009_pdata->press = 0;
+    //
+    ts_ns2009_pdata->event = touchscreen_malloc(sizeof(struct ts_ns2009_event_t));
+    ts_ns2009_pdata->event->x = 0;
+    ts_ns2009_pdata->event->y = 0;
+    ts_ns2009_pdata->event->type = TOUCH_NONE;
+    return ts_ns2009_pdata;
+}
+
+void ts_ns2009_remove(struct ts_ns2009_pdata_t *ts_ns2009_pdata)
+{
+    if (ts_ns2009_pdata->filter)
+    {
+        tsfilter_free(ts_ns2009_pdata->filter);
+        ts_ns2009_pdata->filter = NULL;
+    }
+
+    if (ts_ns2009_pdata->event)
+    {
+        touchscreen_free(ts_ns2009_pdata->event);
+        ts_ns2009_pdata->filter = NULL;
+    }
+
+    if (ts_ns2009_pdata)
+    {
+        touchscreen_free(ts_ns2009_pdata);
+        ts_ns2009_pdata->filter = NULL;
+    }
+}

libraries/NS2009/src/ns2009.h

@@ -0,0 +1,56 @@
+#ifndef __NS2009_H
+#define __NS2009_H
+
+#include <stdio.h>
+
+/* clang-format off */
+#define NS2009_SLV_ADDR                     0x48
+#define NS2009_IOCTL_SET_CALBRATION         0x1
+/* clang-format on */
+#ifdef __cplusplus
+extern "C"{
+#endif // __cplusplus
+
+enum
+{
+    NS2009_LOW_POWER_READ_X = 0xc0,
+    NS2009_LOW_POWER_READ_Y = 0xd0,
+    NS2009_LOW_POWER_READ_Z1 = 0xe0,
+    NS2009_LOW_POWER_READ_Z2 = 0xf0,
+};
+
+enum event_type
+{
+    TOUCH_NONE = 0,
+    TOUCH_BEGIN,
+    TOUCH_MOVE,
+    TOUCH_END
+};
+
+struct ts_ns2009_event_t
+{
+    enum event_type type;
+    int x, y;
+} __attribute__((aligned(8)));
+
+struct ts_ns2009_pdata_t
+{
+    struct tsfilter_t *filter;
+    struct ts_ns2009_event_t *event;
+    int x, y;
+    int press;
+} __attribute__((aligned(8)));
+
+int ts_ns2009_poll(struct ts_ns2009_pdata_t *ts_ns2009_pdata);
+int ts_ns2009_set_calibration(struct ts_ns2009_pdata_t *ts_ns2009_pdata, int cmd, void *arg);
+struct ts_ns2009_pdata_t *ts_ns2009_probe(int* cal, int* err);
+void ts_ns2009_remove(struct ts_ns2009_pdata_t *ts_ns2009_pdata);
+
+
+int ns2009_hal_i2c_recv(const uint8_t *send_buf, size_t send_buf_len, uint8_t *receive_buf,
+                  size_t receive_buf_len);
+#ifdef __cplusplus
+}
+#endif // __cplusplus
+
+#endif

libraries/NS2009/src/touchscreen.cpp

@@ -0,0 +1,117 @@
+#include "touchscreen.h"
+#include "Wire.h"
+
+extern "C"
+{
+#include "tscal.h"
+}
+
+TouchScreen::TouchScreen()
+{
+
+}
+
+TouchScreen::~TouchScreen()
+{
+
+}
+
+
+int 
+TouchScreen::begin()
+{
+    int err;
+
+    Wire.begin();
+
+    ts_ns2009_pdata = ts_ns2009_probe(calibration, &err); //calibration
+    if (ts_ns2009_pdata == NULL || err!=0)
+        return err;
+    _is_init = true;
+    return 0;
+}
+
+bool
+TouchScreen::is_init()
+{
+    return _is_init;
+}
+
+int
+TouchScreen::read()
+{
+    ts_ns2009_poll(ts_ns2009_pdata);
+    _x = 0;
+    _y = 0;
+    switch (ts_ns2009_pdata->event->type)
+    {
+        case TOUCH_BEGIN:
+            _x = ts_ns2009_pdata->event->x;
+            _y = ts_ns2009_pdata->event->y;
+            _status = TOUCHSCREEN_STATUS_PRESS;
+            break;
+
+        case TOUCH_MOVE:
+            _x = ts_ns2009_pdata->event->x;
+            _y = ts_ns2009_pdata->event->y;
+            _status = TOUCHSCREEN_STATUS_MOVE;
+            break;
+
+        case TOUCH_END:
+            _x= ts_ns2009_pdata->event->x;
+            _y= ts_ns2009_pdata->event->y;
+            _status = TOUCHSCREEN_STATUS_RELEASE;
+            break;
+        default:
+            break;
+    }
+    return 0;
+
+}
+
+int
+TouchScreen::getStatus()
+{
+    return _status;
+}
+
+int
+TouchScreen::getX()
+{
+    return _x;
+}
+
+int
+TouchScreen::getY()
+{
+    return _y;
+}
+
+int 
+TouchScreen::end()
+{
+    ts_ns2009_remove(ts_ns2009_pdata);
+    _is_init = false;
+    return 0;
+}
+
+int
+TouchScreen::calibrate(int w, int h)
+{
+    return do_tscal(ts_ns2009_pdata, w, h, calibration);
+}
+
+//////////////HAL//////////////
+
+int ns2009_hal_i2c_recv(const uint8_t *send_buf, size_t send_buf_len, uint8_t *receive_buf,
+                  size_t receive_buf_len)
+{
+    Wire.beginTransmission(NS2009_SLV_ADDR);
+    Wire.write(send_buf,send_buf_len);
+    Wire.endTransmission();
+    Wire.requestFrom(NS2009_SLV_ADDR,receive_buf_len);
+    while(Wire.available()){
+        *receive_buf++ = Wire.read();
+    }
+    return 0;
+}

libraries/NS2009/src/touchscreen.h

@@ -0,0 +1,64 @@
+#ifndef __TOUCHSCREEN_H_
+#define __TOUCHSCREEN_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "stdbool.h"
+
+typedef enum{
+    TOUCHSCREEN_STATUS_IDLE =0,
+    TOUCHSCREEN_STATUS_RELEASE,
+    TOUCHSCREEN_STATUS_PRESS,
+    TOUCHSCREEN_STATUS_MOVE
+} touchscreen_type_t;
+
+#ifdef __cplusplus
+}//extern "C"
+#endif
+
+#include "Wire.h"
+#include "ns2009.h"
+#define CALIBRATION_SIZE 7
+
+#ifdef __cplusplus
+class TouchScreen{
+public :
+    TouchScreen();
+    ~TouchScreen();
+    int begin();
+    int read();
+    int getStatus();
+    int getX();
+    int getY();
+    int calibrate(int w = 320, int h = 240);
+    bool is_init();
+    int end();
+private:
+    int calibration[CALIBRATION_SIZE] = {
+        -6,
+        -5941,
+        22203576,
+        4232,
+        -8,
+        -700369,
+        65536
+    };
+    bool _is_init = false ;
+    ts_ns2009_pdata_t *ts_ns2009_pdata;
+    int _status = TOUCHSCREEN_STATUS_IDLE;
+    int _x = 0;
+    int _y = 0;
+};
+#endif
+
+#include "stdlib.h"
+
+
+#define touchscreen_malloc(p) malloc(p)
+#define touchscreen_free(p) free(p)
+
+
+
+#endif

libraries/NS2009/src/tscal.c

@@ -0,0 +1,235 @@
+#include "ns2009.h"
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "lcd.h"
+#include "tscal.h"
+#include "sleep.h"
+
+static int perform_calibration(struct tscal_t *cal)
+{
+    float n, x, y, x2, y2, xy, z, zx, zy;
+    float det, a, b, c, e, f, i;
+    float scaling = 65536.0;
+    int j;
+
+    n = x = y = x2 = y2 = xy = 0;
+    for (j = 0; j < 5; j++)
+    {
+        n += 1.0;
+        x += (float)cal->x[j];
+        y += (float)cal->y[j];
+        x2 += (float)(cal->x[j] * cal->x[j]);
+        y2 += (float)(cal->y[j] * cal->y[j]);
+        xy += (float)(cal->x[j] * cal->y[j]);
+    }
+
+    det = n * (x2 * y2 - xy * xy) + x * (xy * y - x * y2) + y * (x * xy - y * x2);
+    if (det < 0.1 && det > -0.1)
+        return 0;
+
+    a = (x2 * y2 - xy * xy) / det;
+    b = (xy * y - x * y2) / det;
+    c = (x * xy - y * x2) / det;
+    e = (n * y2 - y * y) / det;
+    f = (x * y - n * xy) / det;
+    i = (n * x2 - x * x) / det;
+
+    z = zx = zy = 0;
+    for (j = 0; j < 5; j++)
+    {
+        z += (float)cal->xfb[j];
+        zx += (float)(cal->xfb[j] * cal->x[j]);
+        zy += (float)(cal->xfb[j] * cal->y[j]);
+    }
+
+    cal->a[0] = (int)((b * z + e * zx + f * zy) * (scaling));
+    cal->a[1] = (int)((c * z + f * zx + i * zy) * (scaling));
+    cal->a[2] = (int)((a * z + b * zx + c * zy) * (scaling));
+
+    z = zx = zy = 0;
+    for (j = 0; j < 5; j++)
+    {
+        z += (float)cal->yfb[j];
+        zx += (float)(cal->yfb[j] * cal->x[j]);
+        zy += (float)(cal->yfb[j] * cal->y[j]);
+    }
+
+    cal->a[3] = (int)((b * z + e * zx + f * zy) * (scaling));
+    cal->a[4] = (int)((c * z + f * zx + i * zy) * (scaling));
+    cal->a[5] = (int)((a * z + b * zx + c * zy) * (scaling));
+
+    cal->a[6] = (int)scaling;
+    return 1;
+}
+
+//画线
+//x1,y1:起点坐标
+//x2,y2:终点坐标
+void lcd_draw_line(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)
+{
+    uint16_t t;
+    int xerr = 0, yerr = 0, delta_x, delta_y, distance;
+    int incx, incy, uRow, uCol;
+    delta_x = x2 - x1; //计算坐标增量
+    delta_y = y2 - y1;
+    uRow = x1;
+    uCol = y1;
+    if (delta_x > 0)
+        incx = 1; //设置单步方向
+    else if (delta_x == 0)
+        incx = 0; //垂直线
+    else
+    {
+        incx = -1;
+        delta_x = -delta_x;
+    }
+    if (delta_y > 0)
+        incy = 1;
+    else if (delta_y == 0)
+        incy = 0; //水平线
+    else
+    {
+        incy = -1;
+        delta_y = -delta_y;
+    }
+    if (delta_x > delta_y)
+        distance = delta_x; //选取基本增量坐标轴
+    else
+        distance = delta_y;
+    for (t = 0; t <= distance + 1; t++) //画线输出
+    {
+        lcd_draw_point(uRow, uCol, color); //画点
+        xerr += delta_x;
+        yerr += delta_y;
+        if (xerr > distance)
+        {
+            xerr -= distance;
+            uRow += incx;
+        }
+        if (yerr > distance)
+        {
+            yerr -= distance;
+            uCol += incy;
+        }
+    }
+}
+
+//在指定位置画一个指定大小的圆
+//(x,y):中心点
+//r    :半径
+void lcd_draw_circle(uint16_t x0, uint16_t y0, uint8_t r, uint16_t color)
+{
+    int a, b;
+    int di;
+    a = 0;
+    b = r;
+    di = 3 - (r << 1); //判断下个点位置的标志
+    while (a <= b)
+    {
+        lcd_draw_point(x0 + a, y0 - b, color); //5
+        lcd_draw_point(x0 + b, y0 - a, color); //0
+        lcd_draw_point(x0 + b, y0 + a, color); //4
+        lcd_draw_point(x0 + a, y0 + b, color); //6
+        lcd_draw_point(x0 - a, y0 + b, color); //1
+        lcd_draw_point(x0 - b, y0 + a, color);
+        lcd_draw_point(x0 - a, y0 - b, color); //2
+        lcd_draw_point(x0 - b, y0 - a, color); //7
+        a++;
+        //使用Bresenham算法画圆
+        if (di < 0)
+            di += 4 * a + 6;
+        else
+        {
+            di += 10 + 4 * (a - b);
+            b--;
+        }
+    }
+}
+
+static void lcd_draw_cross(int x, int y, uint16_t color)
+{
+    lcd_draw_line(x - 12, y, x + 13, y, color); //横线
+    lcd_draw_line(x, y - 12, x, y + 13, color); //竖线
+    lcd_draw_point(x + 1, y + 1, color);
+    lcd_draw_point(x - 1, y + 1, color);
+    lcd_draw_point(x + 1, y - 1, color);
+    lcd_draw_point(x - 1, y - 1, color);
+    lcd_draw_circle(x, y, 6, color); //画中心圈
+}
+
+static void cairo_draw_string(int x, int y, const char *title)
+{
+    lcd_draw_string(x, y, title, WHITE);
+}
+
+int do_tscal(struct ts_ns2009_pdata_t *ts_ns2009_pdata, int width, int height, int* c)
+{
+    struct tscal_t cal;
+    lcd_ctl_t lcd_ctl;
+
+    // char buffer[256];
+    int index;
+    c[0] = 1;
+    c[1] = 0;
+    c[2] = 0;
+    c[3] = 0;
+    c[4] = 1;
+    c[5] = 0;
+    c[6] = 1;
+
+    ts_ns2009_set_calibration(ts_ns2009_pdata, NS2009_IOCTL_SET_CALBRATION, c);
+
+
+    cal.xfb[0] = 50;
+    cal.yfb[0] = 50;
+
+    cal.xfb[1] = width - 50;
+    cal.yfb[1] = 50;
+
+    cal.xfb[2] = width - 50;
+    cal.yfb[2] = height - 50;
+
+    cal.xfb[3] = 50;
+    cal.yfb[3] = height - 50;
+
+    cal.xfb[4] = width / 2;
+    cal.yfb[4] = height / 2;
+
+    index = 0;
+    lcd_clear(BLACK);
+    lcd_draw_cross(cal.xfb[index], cal.yfb[index], RED);
+
+    while (1)
+    {
+        ts_ns2009_poll(ts_ns2009_pdata);
+        if (ts_ns2009_pdata->event->type == TOUCH_END)
+        {
+            cal.x[index] = ts_ns2009_pdata->event->x;
+            cal.y[index] = ts_ns2009_pdata->event->y;
+
+            if (++index >= 5)
+            {
+                if (perform_calibration(&cal))
+                {
+                    ts_ns2009_set_calibration(ts_ns2009_pdata, NS2009_IOCTL_SET_CALBRATION, &cal.a[0]);
+                    // sprintf(buffer, "[%d,%d,%d,%d,%d,%d,%d]", cal.a[0], cal.a[1], cal.a[2], cal.a[3], cal.a[4], cal.a[5], cal.a[6]);
+                }
+                else
+                {
+                    // sprintf(buffer, "%s", "calibration failed");
+                }
+                lcd_clear(BLACK);
+                // cairo_draw_string(0, height / 2, buffer);
+                memcpy(c, cal.a, 7*sizeof(int));
+                ts_ns2009_pdata->event->type = TOUCH_NONE;
+                break;
+            }
+            lcd_clear(BLACK);
+            lcd_draw_cross(cal.xfb[index], cal.yfb[index], RED);
+        }
+        ts_ns2009_pdata->event->type = TOUCH_NONE;
+    }
+
+    return 0;
+}

libraries/NS2009/src/tscal.h

@@ -0,0 +1,15 @@
+#ifndef __TSCAL_H
+#define __TSCAL_H
+
+#include <stdio.h>
+
+struct tscal_t
+{
+    int x[5], xfb[5];
+    int y[5], yfb[5];
+    int a[7];
+};
+
+int do_tscal(struct ts_ns2009_pdata_t *ts_ns2009_pdata, int w, int h, int* cal_ret);
+
+#endif

libraries/NS2009/src/tsfilter.c

@@ -0,0 +1,98 @@
+#include <stddef.h>
+#include <tsfilter.h>
+#include "stdlib.h"
+
+#define touchscreen_malloc(p) malloc(p)
+#define touchscreen_free(p) free(p)
+
+struct tsfilter_t *tsfilter_alloc(int ml, int nl)
+{
+    struct tsfilter_t *filter;
+    if (ml <= 0 || nl <= 0)
+        return NULL;
+
+    filter = touchscreen_malloc(sizeof(struct tsfilter_t));
+    if (!filter)
+        return NULL;
+
+    filter->mx = median_alloc(ml);
+    filter->my = median_alloc(ml);
+    filter->nx = mean_alloc(nl);
+    filter->ny = mean_alloc(nl);
+    filter->cal[0] = 1;
+    filter->cal[1] = 0;
+    filter->cal[2] = 0;
+    filter->cal[3] = 0;
+    filter->cal[4] = 1;
+    filter->cal[5] = 0;
+    filter->cal[6] = 1;
+
+    if (!filter->mx || !filter->my || !filter->nx || !filter->ny)
+    {
+        if (filter->mx)
+            median_free(filter->mx);
+        if (filter->my)
+            median_free(filter->my);
+        if (filter->nx)
+            mean_free(filter->nx);
+        if (filter->ny)
+            mean_free(filter->ny);
+    }
+    return filter;
+}
+
+void tsfilter_free(struct tsfilter_t *filter)
+{
+    if (filter)
+    {
+        if (filter->mx)
+            median_free(filter->mx);
+        if (filter->my)
+            median_free(filter->my);
+        if (filter->nx)
+            mean_free(filter->nx);
+        if (filter->ny)
+            mean_free(filter->ny);
+        touchscreen_free(filter);
+    }
+}
+
+void tsfilter_setcal(struct tsfilter_t *filter, int *cal)
+{
+    if (filter)
+    {
+        filter->cal[0] = cal[0];
+        filter->cal[1] = cal[1];
+        filter->cal[2] = cal[2];
+        filter->cal[3] = cal[3];
+        filter->cal[4] = cal[4];
+        filter->cal[5] = cal[5];
+        filter->cal[6] = cal[6];
+    }
+}
+
+void tsfilter_update(struct tsfilter_t *filter, int *x, int *y)
+{
+    int tx, ty;
+    tx = median_update(filter->mx, *x);
+    ty = median_update(filter->my, *y);
+    tx = mean_update(filter->nx, tx);
+    ty = mean_update(filter->ny, ty);
+    *x = (filter->cal[2] + filter->cal[0] * tx + filter->cal[1] * ty) / filter->cal[6];
+    *y = (filter->cal[5] + filter->cal[3] * tx + filter->cal[4] * ty) / filter->cal[6];
+}
+
+void tsfilter_clear(struct tsfilter_t *filter)
+{
+    if (filter)
+    {
+        if (filter->mx)
+            median_clear(filter->mx);
+        if (filter->my)
+            median_clear(filter->my);
+        if (filter->nx)
+            mean_clear(filter->nx);
+        if (filter->ny)
+            mean_clear(filter->ny);
+    }
+}

libraries/NS2009/src/tsfilter.h

@@ -0,0 +1,29 @@
+#ifndef __TSFILTER_H__
+#define __TSFILTER_H__
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <median.h>
+#include <mean.h>
+
+    struct tsfilter_t
+    {
+        struct median_filter_t *mx, *my;
+        struct mean_filter_t *nx, *ny;
+        int cal[7];
+    } __attribute__((aligned(8)));
+
+    struct tsfilter_t *tsfilter_alloc(int ml, int nl);
+    void tsfilter_free(struct tsfilter_t *filter);
+    void tsfilter_setcal(struct tsfilter_t *filter, int *cal);
+    void tsfilter_update(struct tsfilter_t *filter, int *x, int *y);
+    void tsfilter_clear(struct tsfilter_t *filter);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __TSFILTER_H__ */

libraries/Ticker/examples/Arguments/Arguments.ino

@@ -0,0 +1,26 @@
+#include <Arduino.h>
+#include <Ticker.h>
+
+// attach a LED to GPIO 21
+#define LED_PIN 13
+
+Ticker tickerSetHigh(TIMER1);
+Ticker tickerSetLow(TIMER2);
+
+void setPin(int state) {
+  digitalWrite(LED_PIN, state);
+}
+
+void setup() {
+  pinMode(LED_PIN, OUTPUT);
+  
+  // every 25 ms, call setPin(0) 
+  tickerSetLow.attach_ms(25, setPin, 0);
+  
+  // every 26 ms, call setPin(1)
+  tickerSetHigh.attach_ms(26, setPin, 1);
+}
+
+void loop() {
+
+}

libraries/Ticker/examples/Blinker/Blinker.ino

@@ -0,0 +1,42 @@
+#include <Arduino.h>
+#include <Ticker.h>
+
+// attach a LED to pPIO 13
+#define LED_PIN 13
+
+Ticker blinker(TIMER0);
+Ticker toggler(TIMER1);
+Ticker changer(TIMER2);
+float blinkerPace = 0.1;  //seconds
+const float togglePeriod = 5; //seconds
+
+void change() {
+  blinkerPace = 0.5;
+}
+
+void blink() {
+  digitalWrite(LED_PIN, !digitalRead(LED_PIN));
+}
+
+void toggle() {
+  static bool isBlinking = false;
+  if (isBlinking) {
+    blinker.detach();
+    isBlinking = false;
+  }
+  else {
+    blinker.attach(blinkerPace, blink);
+    isBlinking = true;
+  }
+  digitalWrite(LED_PIN, LOW);  //make sure LED on on after toggling (pin LOW = led ON)
+}
+
+void setup() {
+  pinMode(LED_PIN, OUTPUT);
+  toggler.attach(togglePeriod, toggle);
+  changer.once(30, change);
+}
+
+void loop() {
+  
+}

libraries/Ticker/keywords.txt

@@ -0,0 +1,22 @@
+#######################################
+# Datatypes (KEYWORD1)
+#######################################
+
+Ticker	KEYWORD1
+
+#######################################
+# Methods and Functions (KEYWORD2)
+#######################################
+
+attach	KEYWORD2
+attach_ms	KEYWORD2
+once	KEYWORD2
+once_ms KEYWORD2
+detach	KEYWORD2
+
+#######################################	
+# Constants (LITERAL1)	
+#######################################	
+TIMER0	      LITERAL1	
+TIMER1	      LITERAL1	
+TIMER2	      LITERAL1	

libraries/Ticker/library.properties

@@ -0,0 +1,9 @@
+name=Ticker
+version=1.0
+author=BigBits
+maintainer=BigBits <bigbits@bigbits.cc>
+sentence=Allows to call functions with a given interval.
+paragraph=Allows to call functions with a given interval.
+category=Timing
+url=
+architectures=k210

libraries/Ticker/src/Ticker.cpp

@@ -0,0 +1,40 @@
+#include "Ticker.h"
+#include "sysctl.h"
+
+static int timer_callback(void* ctx);
+
+Ticker::Ticker(timer_id_t id)
+:timer_id(id)
+{
+    timer_init(timer_device_number_t(timer_id));
+}
+
+Ticker::~Ticker()
+{
+    detach();
+}
+
+void
+Ticker::_attach_ms(uint32_t milliseconds, bool repeat, callback_with_arg_t callback, size_t arg)
+{
+    user_callback = callback;
+    _arg = arg;
+    timer_set_interval(timer_device_number_t(timer_id), TIMER_CHANNEL_0, milliseconds * 1000000);
+    timer_irq_register(timer_device_number_t(timer_id), TIMER_CHANNEL_0, !repeat, 4, timer_callback, this);
+    timer_set_enable(timer_device_number_t(timer_id), TIMER_CHANNEL_0, 1);
+    sysctl_enable_irq();
+}
+
+void 
+Ticker::detach()
+{
+    timer_irq_unregister(timer_device_number_t(timer_id), TIMER_CHANNEL_0);
+    timer_set_enable(timer_device_number_t(timer_id), TIMER_CHANNEL_0, 0);
+}
+
+static int timer_callback(void* ctx)
+{
+    auto &driver = *reinterpret_cast<Ticker *>(ctx);
+    driver.user_callback((void *)driver._arg);
+    return 0;
+}

libraries/Ticker/src/Ticker.h

@@ -0,0 +1,91 @@
+#ifndef TICKER_H
+#define TICKER_H
+
+
+#include "utils.h"
+#include "timer.h"
+#include "stdio.h"
+#include "stdint.h"
+
+typedef enum{
+    TIMER0 = 0,
+    TIMER1,
+    TIMER2,
+    TIMER_MAX
+}timer_id_t;
+
+class Ticker
+{
+public:
+    Ticker(timer_id_t id = TIMER2);
+    ~Ticker();
+    typedef void (*callback_t)(void);
+    typedef void (*callback_with_arg_t)(void*);
+
+    void attach(float seconds, callback_t callback)
+    {
+        _attach_ms(seconds * 1000, true, reinterpret_cast<callback_with_arg_t>(callback), 0);
+    }
+
+    void attach_ms(uint32_t milliseconds, callback_t callback)
+    {
+        _attach_ms(milliseconds, true, reinterpret_cast<callback_with_arg_t>(callback), 0);
+    }
+
+    template<typename TArg>
+    void attach(float seconds, void (*callback)(TArg), TArg arg)
+    {
+        configASSERT(sizeof(TArg) <= sizeof(size_t));
+        size_t arg32 = (size_t)arg;
+        _attach_ms(seconds * 1000, true, reinterpret_cast<callback_with_arg_t>(callback), arg32);
+    }
+
+    template<typename TArg>
+    void attach_ms(uint32_t milliseconds, void (*callback)(TArg), TArg arg)
+    {
+        configASSERT(sizeof(TArg) <= sizeof(size_t));
+        size_t arg32 = (size_t)arg;
+        _attach_ms(milliseconds, true, reinterpret_cast<callback_with_arg_t>(callback), arg32);
+    }
+
+    void once(float seconds, callback_t callback)
+    {
+        _attach_ms(seconds * 1000, false, reinterpret_cast<callback_with_arg_t>(callback), 0);
+    }
+
+    void once_ms(uint32_t milliseconds, callback_t callback)
+    {
+        _attach_ms(milliseconds, false, reinterpret_cast<callback_with_arg_t>(callback), 0);	
+    }
+
+    template<typename TArg>
+    void once(float seconds, void (*callback)(TArg), TArg arg)
+    {
+        configASSERT(sizeof(TArg) <= sizeof(size_t));
+        size_t arg32 = (size_t)(arg);
+        _attach_ms(seconds * 1000, false, reinterpret_cast<callback_with_arg_t>(callback), arg32);
+    }
+
+    template<typename TArg>
+    void once_ms(uint32_t milliseconds, void (*callback)(TArg), TArg arg)
+    {
+        configASSERT(sizeof(TArg) <= sizeof(size_t));
+        size_t arg32 = (size_t)(arg);
+        _attach_ms(milliseconds, false, reinterpret_cast<callback_with_arg_t>(callback), arg32);
+    }
+
+    void detach();
+    bool active();
+
+    callback_with_arg_t user_callback = NULL;
+    size_t _arg;
+
+protected:
+    void _attach_ms(uint32_t milliseconds, bool repeat, callback_with_arg_t callback, size_t arg);
+
+private:
+    timer_id_t timer_id;
+
+}__attribute__((packed));
+
+#endif

platform.txt

@@ -21,7 +21,7 @@ compiler.lib_hal_inc.path={runtime.platform.path}/cores/arduino/hal/include
 compiler.cores.path={runtime.platform.path}/cores/arduino/
 compiler.preproc.flags=-I{build.system.path}/include -I{compiler.cores.path} -I{compiler.lib_hal_inc.path} -I{compiler.sdk.path}/bsp/include -I{compiler.sdk.path}/drivers/include -I{compiler.sdk.path}/utils/include -I{compiler.sdk.path}/freertos/conf -I{compiler.sdk.path}/freertos/include -I{compiler.sdk.path}/freertos/portable -I{compiler.clib.path}
 
-compiler.both.flags=-mcmodel=medany -mabi=lp64f -march=rv64imafc -fno-common -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -fno-zero-initialized-in-bss -Os -ggdb -Wall -Werror=all -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable -Wno-error=deprecated-declarations -Wextra -Werror=frame-larger-than=65536 -Wno-unused-parameter -Wno-sign-compare -Wno-error=missing-braces -Wno-error=return-type -Wno-error=pointer-sign -Wno-missing-braces -Wno-strict-aliasing -Wno-implicit-fallthrough -Wno-missing-field-initializers -Wno-int-to-pointer-cast -Wno-error=comment -Wno-error=logical-not-parentheses -Wno-error=duplicate-decl-specifier -Wno-error=parentheses -lpthread
+compiler.both.flags=-mcmodel=medany -mabi=lp64f -march=rv64imafc -fno-common -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -fno-zero-initialized-in-bss -Os -ggdb -Wall -Werror=all -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable -Wno-error=deprecated-declarations -Wextra -Werror=frame-larger-than=65536 -Wno-unused-parameter -Wno-sign-compare -Wno-error=missing-braces -Wno-error=return-type -Wno-error=pointer-sign -Wno-missing-braces -Wno-strict-aliasing -Wno-implicit-fallthrough -Wno-missing-field-initializers -Wno-int-to-pointer-cast -Wno-error=comment -Wno-error=logical-not-parentheses -Wno-error=duplicate-decl-specifier -Wno-error=parentheses -Wno-error=narrowing -lpthread
 
 compiler.debug.flags=-DCONFIG_LOG_ENABLE -DCONFIG_LOG_LEVEL=LOG_INFO -DDEBUG=1 -D__riscv64
 
@@ -84,6 +84,9 @@ recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf
 recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -B "{build.path}/{build.project_name}.elf"
 recipe.size.regex=\s*[0-9]+\s+[0-9]+\s+[0-9]+\s+([0-9]+).*
 
+## Save hex
+recipe.output.tmp_file={build.project_name}.bin
+recipe.output.save_file={build.project_name}.{build.variant}.bin
 
 # Uploader tools
 # -------------------
@@ -91,7 +94,7 @@ recipe.size.regex=\s*[0-9]+\s+[0-9]+\s+[0-9]+\s+([0-9]+).*
 tools.kflash.path={runtime.tools.kflash.path}/
 tools.kflash.cmd=python3 {runtime.tools.kflash.path}/kflash.py
 tools.kflash.cmd.windows={runtime.tools.kflash.path}/kflash_py
-tools.kflash.program.pattern={cmd} -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin
+tools.kflash.program.pattern={cmd} -n -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin
 tools.kflash.program.pattern.windows="{cmd}" -n -p {serial.port} -b {build.burn_baudrate} -B {build.burn_tool_firmware} {build.path}/{build.project_name}.bin
 
 

variants/standard/sipeed_go.h

@@ -28,7 +28,10 @@ extern class UARTClass Serial3;
 #define LED_BLUE             12
 #define LED_RED              14
 /* KEY */
-#define KEY0                 16
+#define KEY0                 15
+#define PIN_KEY_DOWN         16
+#define PIN_KEY_UP           17
+#define PIN_KEY_PRESS        15
 /* MIC ARRAY */
 #define MIC_BCK              18
 #define MIC_WS               19