Specifications

SHENZHEN B&T TECHNOLOGY Co., Ltd ZHONGSHAN B&T TECHNOLOGY Co., Ltd
11
PWM4
12
IO0
GPIOA_0/UART1_IN/EXT_32K/PWM0
13
IO3
GPIOA_3/UART1_OUT/SPI_SCL/I2C_SDA/PWM3
14
IO1
GPIOA_1/UART1_OUT/PWM1
15
IO13
LP_UART_RXD
16
IO14
LP_UART_TXD
5、Schematic diagram