Espressif ESP32-S2 - Page 272

Chapter 2. API Reference
GPIO_NUM_14 = 14
GPIO14, input and output
GPIO_NUM_15 = 15
GPIO15, input and output
GPIO_NUM_16 = 16
GPIO16, input and output
GPIO_NUM_17 = 17
GPIO17, input and output
GPIO_NUM_18 = 18
GPIO18, input and output
GPIO_NUM_19 = 19
GPIO19, input and output
GPIO_NUM_20 = 20
GPIO20, input and output
GPIO_NUM_21 = 21
GPIO21, input and output
GPIO_NUM_26 = 26
GPIO26, input and output
GPIO_NUM_27 = 27
GPIO27, input and output
GPIO_NUM_28 = 28
GPIO28, input and output
GPIO_NUM_29 = 29
GPIO29, input and output
GPIO_NUM_30 = 30
GPIO30, input and output
GPIO_NUM_31 = 31
GPIO31, input and output
GPIO_NUM_32 = 32
GPIO32, input and output
GPIO_NUM_33 = 33
GPIO33, input and output
GPIO_NUM_34 = 34
GPIO34, input and output
GPIO_NUM_35 = 35
GPIO35, input and output
GPIO_NUM_36 = 36
GPIO36, input and output
GPIO_NUM_37 = 37
GPIO37, input and output
GPIO_NUM_38 = 38
GPIO38, input and output
GPIO_NUM_39 = 39
GPIO39, input and output
GPIO_NUM_40 = 40
GPIO40, input and output
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