ESP8266 boards

If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Subsections of ESP8266 boards

ESP01 512K

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Specs

  • ESP8266 in ESP01 format with 512KB flash memory, ceramic antenna
Note

Because flash is only 512KB, the board is not supported

If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

ESP01 1M Generic

Specs

  • ESP8266 in ESP01 format (8 pins) with 1MB flash memory, ceramic antenna

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Note

Because flash is only 1MB, OTA/Web Update are not possible

Be aware

This ESP01 cannot be used on Bigtreetech boards as it is, a small rework is necessary to bridge VCC pin with CH_PD pin bridge bridge

Pinout

1 2 3 4
GND IO02 IO0 RXD
TXD CH_PD RESET VCC
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

ESP01S 1M

Specs

  • ESP8266 in ESP01 format (8 pins, VCC/CH_DP internally bridged ) with 1MB flash memory, ceramic antenna

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Note

Because flash is only 1MB, OTA/Web Update are not possible

Pinout

1 2 3 4
GND IO02 IO0 RXD
TXD CH_PD RESET VCC
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

ESP07

Specs

  • ESP8266 in ESP7 format with 4MB flash memory, ceramic antenna/ipex connector

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Pinout

1 2
RESET TX
ADC RX
CH_PD IO5
IO16 IO4
IO14 IO0
IO12 IO2
IO13 IO15
3.3V GND
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

ESP12 e/f

Specs

  • ESP8266 in ESP12 format with 4MB flash memory, ceramic antenna, and voltage regulator

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Pinout

1 2
RST TX
ADC RX
CH_PD IO5
IO16 IO4
IO14 IO0
IO12 IO2
IO13 IO15
VCC GND
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Bigtreetech Cloud

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Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

github

Note

Because there is no serial connection to printer and the sd connection is based on this project: https://github.com/ardyesp/ESPWebDAV which is a not reliable hack, the boards is not supported

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If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

FYSETC-SD-WIFI

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Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

github

Note

Because there is no serial connection to printer and the sd connection is based on this project: https://github.com/ardyesp/ESPWebDAV which is a not reliable hack, the boards is not supported

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If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Bigtreetech WiFi module

Specs

  • ESP8266 in ESP12 format with 4MB flash memory, ceramic antenna, 16 pins

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Pinout

1 2
RST TX
ADC RX
EN IO5
IO16 IO4
SCK(IO14) IO0
MISO(IO12) IO2
MOSI(IO13) IO15
3.3V GND
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Diymore

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna/ipex connector

From DM

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If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Wemos D1 mini

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

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Pinout

1 2
RESET TX
ADC RX
IO16 IO5
IO14 IO4
IO12 IO0
IO13 IO2
IO15 GND
3.3V 5V
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Wemos D1 mini Pro

Specs

  • ESP8266 with 16MB flash memory, ceramic antenna/ipx connector

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Pinout

1 2
RESET TX
ADC RX
IO16 IO5
IO14 IO4
IO12 IO0
IO13 IO2
IO15 GND
3.3V 5V
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

MKS WiFi Module V1.0 (8 pins)

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

github

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Pinout

1 2 3 4
VCC GND IO0 IO4
NC TX RX RST
Note

MKS file upload is not supported, use ESP3D 3.0 or later for MKS protocol support

If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

MKS WiFi Module V1.1 (16 pins)

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

github

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Pinout

1 2
RESET TX
ADC RX
CH_PD IO5
IO16 IO4
IO14 IO0
IO12 IO2
IO13 IO15
3.3V GND
Note

MKS file upload is not supported, use ESP3D 3.0 or later for MKS protocol support

If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Nodemcu V0.8

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

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Pinout

1 2
ADC IO16
RSV IO5
RSV IO4
RSV IO0
RSV IO2
RSV 3.3V
RSV GND
GND IO14
3.3V IO12
GND IO13
3.3V IO15
EN RX
RST TX
GND GND
5V 3.3V
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

Nodemcu V1.0

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

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Pinout

1 2
ADC IO16
RSV IO5
RSV IO4
IO10 IO0
IO9 IO2
MOSI 3.3V
CS GND
MISO IO14
CLK IO12
GND IO13
3.3V IO15
EN RX
RST TX
GND GND
5V 3.3V
If any error or need any addition,
please let me know by opening a ticket here
or submit a fix by PR or use the edit button on top menu

SOnOff

Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

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