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https://github.com/Xinyuan-LilyGO/TTGO_TWatch_Library.git
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1.8 KiB
1.8 KiB
Architecture diagram
Core Board Pinout
TFT
| ESP32 Core | GPIO5 | GPIO19 | GPIO18 | GPIO27 |
|---|---|---|---|---|
| ST7789V | CS | MOSI | SCLK | DC |
Button
| ESP32 Core | GPIO36 |
|---|---|
| User Button | Button |
Sensor
| ESP32 Core | GPIO21 | GPIO22 | GPIO39 |
|---|---|---|---|
| BMA423 | SDA | SCL | Interrupt |
PMU
| ESP32 Core | GPIO21 | GPIO22 | GPIO35 |
|---|---|---|---|
| AXP202 | SDA | SCL | Interrupt |
RTC
| ESP32 Core | GPIO21 | GPIO22 | GPIO37 |
|---|---|---|---|
| PCF8563 | SDA | SCL | Interrupt |
TOUCH
| ESP32 Core | GPIO23 | GPIO32 | GPIO38 |
|---|---|---|---|
| FT6236U | SDA | SCL | Interrupt |
TF Card
| ESP32 Core | GPIO13 | GPIO15 | GPIO2 | GPIO14 |
|---|---|---|---|---|
| TF Card | CS | MOSI | MISO | SCLK |
Bottom plate Pinout
Standard
| ESP32 Core | GPIO33 | GPIO25 | GPIO21 | GPIO22 |
|---|---|---|---|---|
| Standard | Motor | Speaker | SDA | SCL |
- Onboard SD card slot
SIM800L
| ESP32 Core | GPIO14 | GPIO15 | GPIO4 | GPIO33 | GPIO34 |
|---|---|---|---|---|---|
| SIM800L | RST | PWKEY | BOOST_CTRL | TX | RX |
- No onboard SD card slot
MPR121
| ESP32 Core | GPIO21 | GPIO22 |
|---|---|---|
| MPR121 | SDA | SCL |
- Onboard SD card slot
S7XG_Lora & GPS
| ESP32 Core | GPIO33 | GPIO34 |
|---|---|---|
| S7XG_Lora | TX | RX |
- Onboard SD card slot