Tasmota-WT32-ETH01 and WT32-ETH01-EVO

Guide to flash Tasmota firmware into WT32-ETH01

My Setup

• OS: macOS. For Windows please refer This.
• ESP32 Ethernet board: WT32-ETH01 v1.2.
• USB to UART Converter board.
• Tasmota firmware version: 9.5.0 and 14.3.0.7.
• ESP Tools.

Hardware Connection

Overview connection

Board labelling connection

• Yellow: TX0, transmit data pin.
• White: RX0, receiving data pin.
• Green: connect to GND pinf of "USB to UART converter" board.
• Red Jumper: IO0 + GND, short these two pins to make WT32-ETH01 enter programming mode.
• Red: connect to external 5V (positive) power supply.
• Back: connect to external GND power supply.

USB to UART connection

Close look (Left)

• 5V connection to external power supply.

Close look (Right)

• Uart and jumper connection

Steps:

• Follow the hardware connections described above and connect the jumper.

• Power up the board, and the red LED on the board should light up.

• Download and copy the files from here or if you want new version get from wt32-eth01 folder to your local folder.

• Goto the folder you copied, and run the following command, you need to change "/dev/cu.usbserial-1431310" to your own port number.

  esptool.py --chip esp32 --port /dev/cu.usbserial-1431310 --baud 115200 --before default_reset --after hard_reset write_flash -z --flash_mode dout --flash_freq 40m --flash_size detect 0x1000 bootloader_dout_40m.bin 0x8000 partitions.bin 0xe000 boot_app0.bin 0x10000 tasmota32.bin

  if want 14.3.0.7 replace tasmota32.bin to ../wt32-eth01/firmware.bin

• After loaded the Tasmota firmware, if successful, you should see the message similar to the following.

• Remove the jumper, then power off and power on to the WT32-ETH01 board. Follow this guide and access to the Web UI

• You may flash 9.5.0 and update to 14.3.0.7 from web [Firmware Upgrade] select firmware.bin and click [Start upgrade] ater Upgrade go to [Configuration] and click [Reset] for clean old configuration (optional)

• On version 14.3.0.7 Eth interface start automate (no need next step e.g select select the module type "WT32-Eth01")

• On version 14.3.0.7 you may set Static IP to ETH

  EthIpAddress

  EthGateway

  EthSubnetmask (aligned to D_JSON_SUBNETMASK)

  EthDNSServer[1|2]

  If need back DHCP console command EthIpAddress 0.0.0.0

  And if need off WIFI may off with console command wifi off

• In the Web UI, go to [Configuration]->[Configuration Module] and select the module type "WT32-Eth01" as shown below, then click save button and wait for auto restart.

• After restarted, on the main page of the Web UI, click [Information] button, if your Ethernet/LAN cable is connected, you should see the following. If the Ethernet/LAN cable is connected but not the Ethernet information is not displayed, please refesh your Web UI.

• The Ethernet indicator should light up.

Reference

https://tasmota.github.io/docs/

arendst/Tasmota#9496

arendst/Tasmota#8503