Waveshare

Waveshare Servo Driver with ESP32 pinout

Name: Waveshare Servo Driver with ESP32 pinout with per-pin electrical limits
Creator: Xirkit
License: https://creativecommons.org/licenses/by/4.0/

All 20 pins of the Waveshare Servo Driver with ESP32, each mapped to the ESP32-D0WD-V pad it routes to, with its functions and — for 9 pins — the voltage and current limits from the chip datasheet.

20 pins9 with electrical limits1 power in4 ground3 signal3 power out1 control8 gpio

Waveshare Servo Driver with ESP32 pins, functions and electrical limits

VIH/VIL: input thresholds · VOH/VOL: output levels · IOH/IOL: output current. Values apply to the chip pad each pin routes to, under the conditions cited in the source.
Pin	Position	Kind	Chip pad	Functions	VIH	VIL	VOH	VOL	IOH	IOL	5 V tolerant	Abs max	Source
VIN 6-12V	CN1	power in		power_in									p.21 table 21_1
GND	CN1	ground		ground
S	H2 · 1	signal		s
V	H2 · 2	power out		power_out
G	H2 · 3	ground		ground
S	H3 · 1	signal		s
V	H3 · 2	power out		power_out
G	H3 · 3	ground		ground
5V	H1 · 1	power out		power_out
GND	H1 · 2	ground		ground
OUT	H1 · 3	signal		out
EN	M1 · 3	control	CHIP_PU	en	2.475–3.6 V	≤ 0.6 V					no		ESP32-D0WD-V3 datasheet p.52 table 52_1
IO0	M1 · 25	gpio	GPIO0	GPIO0, ADC2_CH1, RTC_GPIO11, TOUCH1, EMAC_TX_CLK, CLK_OUT1, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
U0TXD	M1 · 35	gpio	GPIO1	GPIO1, U0TXD, CLK_OUT3, EMAC_RXD2, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
U0RXD	M1 · 34	gpio	GPIO3	GPIO3, U0RXD, CLK_OUT2, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
IO19	M1 · 31	gpio	GPIO19	GPIO19, U0CTS, VSPIQ, EMAC_TXD0, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
IO18	M1 · 30	gpio	GPIO18	GPIO18, HS1_DATA7, VSPICLK, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
IO21	M1 · 33	gpio	GPIO21	GPIO21, VSPIHD, EMAC_TX_EN, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
IO22	M1 · 36	gpio	GPIO22	GPIO22, U0RTS, VSPIWP, EMAC_TXD1, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1
IO23	M1 · 37	gpio	GPIO23	GPIO23, HS1_STROBE, VSPID, GPIO matrix (UART/I2C/I2S/SPI/LEDC PWM/MCPWM/RMT/PCNT/TWAI routable)	2.475–3.6 V	-0.3–0.825 V	≥ 2.64 V	≤ 0.33 V	40 mA typ	28 mA typ	no	-0.3–3.6 V	ESP32-D0WD-V3 datasheet p.52 table 52_1

Waveshare Servo Driver with ESP32 overview · All development boards