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Add USB vendor requests to read/write Si5351C registers.

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This commit is contained in:
Jared Boone
2012-10-17 11:57:44 -07:00
parent 7fdfde9314
commit 6babcbe579
6 changed files with 259 additions and 0 deletions
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53
host/libhackrf/src/hackrf.c
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@@ -32,6 +32,8 @@ typedef enum {
HACKRF_VENDOR_REQUEST_SET_TRANSCEIVER_MODE = 1,
HACKRF_VENDOR_REQUEST_MAX2837_WRITE = 2,
HACKRF_VENDOR_REQUEST_MAX2837_READ = 3,
HACKRF_VENDOR_REQUEST_SI5351C_WRITE = 4,
HACKRF_VENDOR_REQUEST_SI5351C_READ = 5,
} hackrf_vendor_request;
typedef enum {
@@ -280,6 +282,57 @@ int hackrf_max2837_write(hackrf_device* device, uint8_t register_number, uint16_
}
}
int hackrf_si5351c_read(hackrf_device* device, uint16_t register_number, uint16_t* value) {
if( register_number >= 256 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
uint8_t temp_value = 0;
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_IN | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
HACKRF_VENDOR_REQUEST_SI5351C_READ,
0,
register_number,
(unsigned char*)&temp_value,
1,
0
);
if( result < 1 ) {
return HACKRF_ERROR_LIBUSB;
} else {
*value = temp_value;
return HACKRF_SUCCESS;
}
}
int hackrf_si5351c_write(hackrf_device* device, uint16_t register_number, uint16_t value) {
if( register_number >= 256 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
if( value >= 256 ) {
return HACKRF_ERROR_INVALID_PARAM;
}
int result = libusb_control_transfer(
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
HACKRF_VENDOR_REQUEST_SI5351C_WRITE,
value,
register_number,
NULL,
0,
0
);
if( result != 0 ) {
return HACKRF_ERROR_LIBUSB;
} else {
return HACKRF_SUCCESS;
}
}
static void* transfer_threadproc(void* arg) {
hackrf_device* device = (hackrf_device*)arg;