Heltec Wireless Paper specs, pinout & datasheets
Imported entry: generated from open-source board definitions (circuitpython), not reviewed by a person. Each fact links to the definition it came from.
Can I still use it?
- CircuitPython
- Supported[1]
As published by each project, checked weekly. A platform not listed has no published information here, which is not the same as no support.
Pinout
Pin names in firmware (20 pins)
| Chip pin | Board names |
|---|---|
| GPIO0 | BUTTON0 |
| GPIO2 | EPD_MOSI |
| GPIO3 | EPD_SCK |
| GPIO4 | EPD_CS |
| GPIO5 | EPD_DC |
| GPIO6 | EPD_RES |
| GPIO7 | EPD_BUSY |
| GPIO8 | LORA_CS |
| GPIO9 | LORA_SCK |
| GPIO10 | LORA_MOSI |
| GPIO11 | LORA_MISO |
| GPIO12 | LORA_RESET |
| GPIO13 | LORA_BUSY |
| GPIO14 | LORA_DIO1 |
| GPIO18 | LED0 |
| GPIO19 | ADC_CTRL |
| GPIO20 | ADC_IN, BATTERY |
| GPIO43 | DEBUG_TX |
| GPIO44 | DEBUG_RX |
| GPIO45 | VEXT_CTRL |
Sources
Spotted a mistake?
Every report is read by a person and checked against a source before anything changes. Please link one if you have it.