AXP202X_Library

July 29, 2020 ยท View on GitHub

  • How to program AXP20x_Library with ESP-IDF ESP_IDF_AXP20x_Library

  • The setPowerOutPut function has forced DCDC3 to be turned on and cannot be controlled because T-Watch uses DCDC3 as the esp32 to power the main chip. If it is turned off, the hardware cannot be programmed.

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Written by Lewis He for TTGO. MIT license, all text above must be included in any redistribution

Chip resource table

CHIPAXP173AXP192AXP202
DC10v7~3v5 /1200mA0v7~3v5 /1200mAX
DC20v7~2v275/1600mA0v7~2v275/1600mA0v7~2v275/1600mA
DC3X0v7~3v5 /700mA0v7~3v5 /1200mA
LDO13v3 /30mA3v3 /30mA3v3 /30mA
LDO21v8~3v3 /200mA1v8~3v3 /200mA1v8~3v3 /200mA
LDO31v8~3v3 /200mA1v8~3v3 /200mA0v7~3v3 /200mA
LDO40v7~3v5 /500mAX1v8~3v3 /200mA
LDO5/IO0X1v8~3v3 /50mA1v8~3v3 /50mA