Didn’t connect to the Internet for a long time, or just turned off suddenly? There is no other power output on the board except for the 3.3V output.ģ. When using AXP192 power supply, the 5V power pin on the board is the input, and it is connected with USB 5V+. According to the manual, it can provide a maximum output current of 2.4A.
When using USB and battery, it can provide 5V output. About the 5V power pin description on the board:įor IP5306 power supply, the 5V power pin on the board is the output, which is boosted by the IP5306 power chip.
Rst:0x1 (POWERON_RESET),boot:0x3 (DOWNLOAD_BOOT(UART0/UART1/SDIO_REI_REO_V2))