mirror of
https://github.com/Xinyuan-LilyGO/TTGO_TWatch_Library.git
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117 lines
4.8 KiB
Markdown
117 lines
4.8 KiB
Markdown
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# 1.Pinout table
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| Peripherals | 2019/TOUCH | 2019/NO TOUCH | T BLOCK |
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| :---------------: | :----------: | :-----------: | :----------: |
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| Core | ESP32-DOWDQ6 | ESP32-DOWDQ6 | ESP32-DOWDQ6 |
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| Flash | 16MB | 16MB | 16MB |
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| SPRAM | 8MB | 8MB | 8MB |
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| TOUCH Driver | FT6236 | N/A | N/A |
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| TFT Driver | ST7789 | ST7789 | N/A |
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| TFT Size | 240x240/1.54 | 240x240/1.54 | N/A |
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| TFT RST | N/A | N/A | N/A |
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| TFT MISO | N/A | N/A | N/A |
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| TFT MOSI | 19 | 19 | N/A |
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| TFT SCLK | 18 | 18 | N/A |
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| TFT DC | 27 | 27 | N/A |
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| TFT CS | 5 | 5 | N/A |
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| TFT BackLight | 12 | 12 | N/A |
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| SENSOR SDA[3] | 21 | 21 | 21 |
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| SENSOR SCL[3] | 22 | 22 | 22 |
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| FT6236 SDA | 23 | N/A | N/A |
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| FT6236 SCL | 32 | N/A | N/A |
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| MOTOR | N/A[1] | N/A[1] | N/A[1] |
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| BMA423 Interrupt | 39 | N/A | N/A |
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| FT6236 Interrupt | 38 | 38[2] | N/A |
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| PCF8563 Interrupt | 37 | 37 | 37 |
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| BUTTON | 36 | 36 | 36 |
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| AXP202 Interrupt | 35 | 35 | 35 |
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| I2S BCK | N/A[1] | N/A[1] | N/A[1] |
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| I2S WS | N/A[1] | N/A[1] | N/A[1] |
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| I2S DOUT | N/A[1] | N/A[1] | N/A[1] |
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| IR Send | N/A | N/A | N/A |
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| SD MISO | N/A | N/A | N/A |
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| SD MOSI | N/A | N/A | N/A |
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| SD SCLK | N/A | N/A | N/A |
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| SD CS | N/A | N/A | N/A |
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[1]. According to different base plates
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[2]. Capacitive touch button
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[3]. SENSOR SDA and SCL share PCF8563, BMA423, AXP202,T-Block without BMA423, use MPU6050
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## 2. AXP202 Power domain
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| channel | Explanation |
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| :-----: | :--------------------: |
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| DC2 | NO USE |
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| DC3 | ESP32(Can't close) |
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| LDO1 | Can't control |
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| LDO2 | Backlight |
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| LDO3 | Backplane power supply |
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| LDO4 | S76/78G Backplane only |
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## 3. Bottom plate Pinout
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**Standard**
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| ESP32 Core | GPIO33 | GPIO25 | GPIO21 | GPIO22 |
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| :--------: | :----: | :-----: | :----: | :----: |
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| Standard | Motor | Speaker | SDA | SCL |
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* Onboard SD card slot
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* The motor/speaker power domain is LDO3
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**SIM800L**
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| ESP32 Core | GPIO14 | GPIO15 | GPIO4 | GPIO33 | GPIO34 |
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| :--------: | :----: | :----: | :--------: | :----: | :----: |
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| SIM800L | RST | PWRKEY | BOOST_CTRL | TX | RX |
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* No onboard SD card slot
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* The modem power domain is LDO3
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**SIM868**
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| ESP32 Core | GPIO33 | GPIO34 |
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| :--------: | :----: | :----: |
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| SIM868 | TX | RX |
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* Onboard SD card slot
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* The gps power domain is LDO3
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**MPR121**
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| ESP32 Core | GPIO21 | GPIO22 |
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| :--------: | :----: | :----: |
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| MPR121 | SDA | SCL |
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* Onboard SD card slot
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* The sensor power domain is LDO3
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**S7XG_Lora & GPS**
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| ESP32 Core | GPIO33 | GPIO34 |
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| :--------: | :----: | :----: |
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| S7XG_Lora | TX | RX |
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* Onboard SD card slot
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* The S76/78G power domain is LDO3
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* The gps power domain is LDO3
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## 3.datasheet
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- [Esp32](https://www.espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf)
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- [AXP202](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/AXP202)
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- [BMA423](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/BMA423)
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- [ST7789](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/blob/master/DISPLAY/ST7789V.pdf)
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- [PCF8563](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/RTC)
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- [FT6236](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/blob/master/TOUCHSCREEN/FT6236-FT6336-FT6436L-FT6436_Datasheet.pdf)
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- [MPU6050](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/MPU6050)
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- [ACSIP_S7678G](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/ACSIP_S7678G)
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- [NFC/PN532](https://github.com/Xinyuan-LilyGO/LilyGo-HAL/tree/master/NFC)
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- [3D Shell](https://github.com/Xinyuan-LilyGO/LilyGo-TWatch-DataSheet/tree/master/3DSHELL)
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## 4.other
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- [Acsip S76/78 Library&Examples](https://github.com/lewisxhe/Acsip-S7xG-Library)
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