nodemcu-dat

Board map

pin	name	usage	sytem	custom
1	VDDA		power.
2	LNA		Antenna-dat
3	VDD3P3		power.
4	VDD3P3		power.
5	VDD_RTC		x
6	TOUT		ADC-dat
7	CHIP_EN
8	XPD_DCDC	IO16		D0
9	MTMS	IO14		D5
10	MTDI	IO12		D6
11	VDDPST		power.
12	MTCK	IO13		D7
13	MTDO	IO15	boot - L	D8
14	GPIO2	IO2	boot - H	D4
15	GPIO0	IO0	boot - H	D3
16	GPIO4	IO4		D2
17	VDDPST		power.
18	SD_DATA_2	IO9	flash
19	SD_DATA_3	IO10	flash
20	SD_CMD	IO11	flash
21	SD_CLK	IO6	flash
22	SD_DATA_0	IO7	flash
23	SD_DATA_1	IO8	flash
24	GPIO5	IO5		D1
25	U0RXD	UART
26	U0TXD	UART
27	XTAL_OUT		x
28	XTAL_IN		x
29	VDDD		power.
30	VDDA		power.
31	RES12K		x
32	EXT_RSTB		reset-dat
pad	GND		power.