User's Manual

2. Pin Definitions
2. Pin Definitions
2.1 Pin Layout
PCB Antenna
GND
EN
IO46
IO45
RXD0
TXD0
IO42
IO41
IO40
IO39
IO38
IO37
IO36
IO35
IO34
IO33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
GND
3V3
IO0
IO1
IO2
IO3
IO4
IO5
IO6
IO7
IO8
IO9
IO10
IO11
IO12
IO13
43 GND
17 18 19
IO14 IO15 IO16
20 21 22
IO17 IO18 IO19
23 24 25
IO20 IO21 IO26
26 GND
Figure 1: Module Pin Layout (Top View)
Note:
The pin diagram shows the approximate location of pins on the module. For the actual mechanical diagram, please refer
to Figure 7.1 Physical Dimensions.
2.2 Pin Description
The module has 42 pins. See pin definitions in Table 2.
Espressif Systems
4
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ESP32-S2-WROOM & ESP32-S2-WROOM-I User Manual V0.5