Pimoroni Badger2040
The Pimoroni Badger2040 is a badge with E Ink display based on the Raspberry Pi RP2040 microcontroller.
Interfaces
| Interface | Hardware Supported | TinyGo Support |
|---|---|---|
| GPIO | YES | YES |
| UART | YES | YES |
| SPI | YES | YES |
| I2C | YES | YES |
| ADC | YES | YES |
| PWM | YES | YES |
| USBDevice | YES | YES |
Pins
| Pin | Hardware pin | Alternative names | PWM |
|---|---|---|---|
LED | GPIO25 | PWM4 (channel B) | |
BUTTON_A | GPIO12 | PWM6 (channel A) | |
BUTTON_B | GPIO13 | PWM6 (channel B) | |
BUTTON_C | GPIO14 | PWM7 (channel A) | |
BUTTON_UP | GPIO15 | PWM7 (channel B) | |
BUTTON_DOWN | GPIO11 | PWM5 (channel B) | |
BUTTON_USER | GPIO23 | PWM3 (channel B) | |
EPD_BUSY_PIN | GPIO26 | ADC0 | PWM5 (channel A) |
EPD_RESET_PIN | GPIO21 | PWM2 (channel B) | |
EPD_DC_PIN | GPIO20 | PWM2 (channel A) | |
EPD_CS_PIN | GPIO17 | PWM0 (channel B) | |
EPD_SCK_PIN | GPIO18 | SPI0_SCK_PIN | PWM1 (channel A) |
EPD_SDO_PIN | GPIO19 | SPI0_SDO_PIN | PWM1 (channel B) |
VBUS_DETECT | GPIO24 | PWM4 (channel A) | |
VREF_POWER | GPIO27 | ADC1 | PWM5 (channel B) |
VREF_1V24 | GPIO28 | ADC2 | PWM6 (channel A) |
VBAT_SENSE | GPIO29 | BATTERY, ADC3 | PWM6 (channel B) |
ENABLE_3V3 | GPIO10 | PWM5 (channel A) | |
I2C0_SDA_PIN | GPIO4 | PWM2 (channel A) | |
I2C0_SCL_PIN | GPIO5 | PWM2 (channel B) | |
SPI0_SDI_PIN | GPIO16 | PWM0 (channel A) | |
UART0_TX_PIN | GPIO0 | UART_TX_PIN | PWM0 (channel A) |
UART0_RX_PIN | GPIO1 | UART_RX_PIN | PWM0 (channel B) |
Machine Package Docs
Documentation for the machine package for the Pimoroni Badger2040
Flashing
UF2
The Badger2040 comes with the UF2 bootloader already installed.
CLI Flashing
-
Flash your TinyGo program to the board using this command:
tinygo flash -target=badger2040 [PATH TO YOUR PROGRAM] -
The Badger2040 board should restart and then begin running your program.
Troubleshooting
Any troubleshooting tips go here.
Notes
You can use the USB port to the Badger2040 as a serial port.
TinyGo has support for the RP2040’s on-board Programmable Input/Output (PIO) block.
For more informantion, see https://github.com/tinygo-org/pio