Data Sheet

Table Of Contents
ESP-12L WIFI MODULE V1
Copyright © 2018 Shenzhen Ai-Thinker Technology Co., Ltd All Rights Reserved
7 14
9
GND
10
GPIO15; MTDO; HSPICS; UART0_RTS
11
GPIO2; UART1_TXD
12
GPIO0;HSPI_MISO;I2SI_DATA
13
GPIO4
14
GPIO5;IR_R
15
UART0_RXD; GPIO3
16
UART0_TXD; GPIO1
Table 2.3 Description of the ESP series module boot mode
Mode
CH_PD(EN)
RST
GPIO15
GPIO0
GPIO2
TXD0
Download
mode
high
high
low
low
high
high
Running
mode
high
high
low
high
high
high
Notes: Some of the pins inside the module have been pulled or pulled down, please
refer to the schematic diagram.
3. Electrical Characteristics