ESP8266 Core Boards

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Pin Definition, Dimension, wiring

  • ESP-07S
  • Board Dimension, HxWxL :16mmx17mmx3 mm, Pads:1 mm x 1.2mm , Pads Spacing: 2mm, Reflow peak temperature 260C, 10 seconds
  • ESP-12F, ESP-12S
  • Certification
  • ESP-13 / Wroom
  • ESP-14
ESP-07S ESP-12F ESP-14
  1. 1 RST Reset Module
  2. 2 ADC A / D conversion result. Input voltage range of 0 ~ 1V, in the range: 0 to 1024
  3. 3 CH_PD 1) high-level work; 2) the low level to turn off the power supply module;
  4. 4 GPIO16 GPIO16; do wake deep sleep when receiving the RST pin.
  5. 5 GPIO14 GPIO14; HSPI_CLK
  6. 6 GPIO12 GPIO12; HSPI_MISO
  7. 7 GPIO13 GPIO13; HSPI_MOSI; UART0_CTS
  8. 8 VCC 3.3V power supply
  9. 9 GND GND
  10. 10 GPIO15 GPIO15; MTDO; HSPICS; UART0_RTS
  11. 11 GPIO2 GPIO2; UART1_TXD
  12. 12 GPIO0 GPIO0
  13. 13 GPIO4 GPIO4
  14. 14 GPIO5 GPIO5
  15. 15 RXD0 UART0_RXD; GPIO3
  16. 16 TXD0 UART0_TXD; GPIO1
  1. 1 RST Reset module
  2. 2 ADC A / D conversion result. The input voltage range is 0 ~ 1V, in the range of 0 ~ 1024
  3. 3 EN chip enable, high active
  4. 4 IO16 GPIO16; Wake-up on deep sleep when connected to RST pin.
  5. 5 IO14 GPIO14; HSPI_CLK
  6. 6 IO12 GPIO12; HSPI_MISO
  7. 7 IO13 GPIO13; HSPI_MOSI; UART0_CTS
  8. 8 VCC 3.3V power supply
  9. 9 CS0 Chip Select
  10. 10 MISO Slave Output Host input
  11. 11 IO9 GPIO9
  12. 12 IO10 GBIO10
  13. 13 MOSI Master Output Slave Input
  14. 14 SCLK clock
  15. 15 GND GND
  16. 16 IO15 GPIO15; MTDO; HSPICS; UART0_RTS
  17. 17 IO2 GPIO2; UART1_TXD
  18. 18 IO0 GPIO0
  19. 19 IO4 GPIO4
  20. 20 IO5 GPIO5
  21. 21 RXD UART0_RXD; GPIO3
  22. 22 TXD UART0_TXD; GPIO1
  • 1 M PC5 STM8 PC5 port
  • 2 M_PC6 STM8 PC6 port
  • 3 M_PC7 STM8 PC7 mouth
  • 4 GND GND
  • 5 M_PD3 STM8 PD3 port
  • 6 M_PD4 STM8 PD4 port
  • 7 M_NRST STM8 NRST port
  • 8 GND common ground
  • 9 M_PD2 STM8 PD2 port
  • 10 M_PD5 STM8 PD5 port
  • 11 M_PD6 STM8 PD6 port
  • 12 M_PA1 STM8 PA1 port or crystal input port
  • 13 M_PA2 STM8 PA2 port or oscillator output
  • 14 E_GPIO0 ESP8266 GPIO0 port: 1) Default WiFi Status. 2) Operating mode selection.
  • 15 M_VCAP STM8 VCAP port
  • 16 M_VDD STM8 power supply pin
  • 17 E_VDD ESP8266 power supply pin
  • 18 M_PA3 STM8 PA3 port
  • 19 M_PB5 STM8 PB5 port
  • 20 M_PB4 STM8 PB4 port
  • 21 M_PC3 STM8 PC3 port
  • 22 M_PC4 STM8 PC4 port

Schematic

Documents

ESP-01

ESP-12F

ESP-14

ESP-13 /Wroom

FCC ID - Grantee Code: 2AHMR:

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