Seeed Studio reTerminal E1004 13.3" Full-color ePaper Display

13.3-inch full-colour E Ink Spectra 6 ePaper terminal (1200x1600) powered by an ESP32-S3 with 8 MB PSRAM and 32 MB flash, in a metal enclosure with a 5000 mAh battery, temperature/humidity sensor, buzzer, PCF8563 RTC, microSD slot (16 GB card included) and a 2x4 expansion header…
Pinout
- I2C1_SCL (pin 1)
ESP_IO40 / I2C1 clock
Type · I2CVoltage · 3.3 V - I2C1_SDA (pin 2)
ESP_IO39 / I2C1 data
Type · I2CVoltage · 3.3 V - GND (pin 3)
Ground reference
Type · Ground - 3V3 (pin 4)
3.3 V supply for external devices
Type · PowerVoltage · 3.3 V - ADC (pin 5)
ESP_IO6 / GPIO with analog input
Type · AnalogVoltage · 3.3 V - GND (pin 6)
Ground reference
Type · Ground - TX1 (pin 7)
ESP_IO41 / UART1 transmit
Type · UARTVoltage · 3.3 V - RX1 (pin 8)
ESP_IO42 / UART1 receive
Type · UARTVoltage · 3.3 V
| Pin | Type | Function | Voltage |
|---|---|---|---|
| I2C1_SCL (pin 1) | I2C | ESP_IO40 / I2C1 clock | 3.3 V |
| I2C1_SDA (pin 2) | I2C | ESP_IO39 / I2C1 data | 3.3 V |
| GND (pin 3) | Ground | Ground reference | |
| 3V3 (pin 4) | Power | 3.3 V supply for external devices | 3.3 V |
| ADC (pin 5) | Analog | ESP_IO6 / GPIO with analog input | 3.3 V |
| GND (pin 6) | Ground | Ground reference | |
| TX1 (pin 7) | UART | ESP_IO41 / UART1 transmit | 3.3 V |
| RX1 (pin 8) | UART | ESP_IO42 / UART1 receive | 3.3 V |
Pin details
8 connections- I2C1_SCL (pin 1)
ESP_IO40 / I2C1 clock
I2CVoltage · 3.3 V - I2C1_SDA (pin 2)
ESP_IO39 / I2C1 data
I2CVoltage · 3.3 V - GND (pin 3)
Ground reference
Ground - 3V3 (pin 4)
3.3 V supply for external devices
PowerVoltage · 3.3 V - ADC (pin 5)
ESP_IO6 / GPIO with analog input
AnalogVoltage · 3.3 V - GND (pin 6)
Ground reference
Ground - TX1 (pin 7)
ESP_IO41 / UART1 transmit
UARTVoltage · 3.3 V - RX1 (pin 8)
ESP_IO42 / UART1 receive
UARTVoltage · 3.3 V
Start wiring
USB · 3.3 V
Confirm the data interface matches your host board.
Module pins: 3V3 (pin 4), GND (pin 3), GND (pin 6), I2C1_SCL (pin 1), I2C1_SDA (pin 2), TX1 (pin 7), RX1 (pin 8). Schematik maps them to your board in the app.
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