1.Pinout table
| Peripherals |
T-Watch2020 V2 |
| Core |
ESP32-DOWDQ6 |
| Flash |
16MB |
| PSRAM |
4MB |
| TOUCH Driver |
FT6336 |
| TFT Driver |
ST7789 |
| GPS Module |
L76K |
| TFT Size |
240x240/1.54 |
| TFT RST |
N/A |
| TFT MISO |
N/A |
| TFT MOSI |
19 |
| TFT SCLK |
18 |
| TFT DC |
27 |
| TFT CS |
5 |
| TFT BackLight |
25 |
| SENSOR SDA |
21 |
| SENSOR SCL |
22 |
| FT6336 SDA |
23 |
| FT6336 SCL |
32 |
| FT6336 RESET |
AXP202 EXTEN Pin control |
| BMA423 Interrupt |
39 |
| FT6336 Interrupt |
38 |
| PCF8563 Interrupt |
37 |
| AXP202 Interrupt |
35 |
| GPS 1PPS |
34 |
| GPS TX |
26 |
| GPS RX |
36 |
| GPS WAKEUP |
33 |
| IR Send |
2 |
2. AXP202 Power domain
| CHANNEL |
Explanation |
| AXP202 DC2 |
NO USE |
| AXP202 DC3 |
ESP32(Can't close) |
| AXP202 LDO1 |
Can't control |
| AXP202 LDO2 |
Backlight |
| AXP202 LDO3 |
TFT/TOUCHT |
| AXP202 LDO4 |
GPS Module |
| AXP202 EXTEN |
TOUCH RESET EN |
3.datasheet
