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2. M200C pin definition and function
Picture2
Connector type
Connector
Function
Left
TOUT
ADC pin
CHIP_EN
XPD_DCDC/GPIO16
Deep sleep wake pin/GPIO16，3.3V/20mA
GPIO12
1 PWM output/Same as GPIO12(Internal
pull) ,3.3V/20mA
GPIO14
GPIO14 internal pull，3.3V/20mA
GPIO13
GPIO13 internal pull，3.3V/20mA
GPIO15
GPIO15default low level，internal pull，3.3V/20mA
RST
Reset
Right
GPIO0
Low level when burning
GPIO2
Debug print TX（burning Flash）
UART0_RXD
Community port U0RXD（burning flash）
UART0_TXD
Community port U0TXD
GPIO4
GPIO4 internal pull，3.3V/20mA
GPIO5
GPIO5internal pull, 3.3V/20mA
3.3V
3.3V power input pin（suggest 500mA）
GND
ground