planktoscope/docs/hat_hardware.md
2021-09-06 18:59:11 +02:00

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PlanktoScope Hat Hardware

Buses and GPIO pinout

I2C1 Bus

RTC RV-3028-C7

Address 0x52 Configured through a kernel driver.

OLED Display

Address 0x3c

LED control: LM36011

Address 0x64 Control through specific software, current range from 0 to 376mA in normal mode, up to 1.5A in flash mode.

SPI0 Bus

Motor Controller 0: TMC5160

Chip Enable: SPI0_CE0 Motor Enable: GPIO23

Diagnostic output: GPIO16 for Error output GPIO20 for Stall output

Motor Controller 1: TMC5160

Chip Enable: SPI0_CE1 Motor Enable: GPIO5

Diagnostic output: GPIO16 for Error output GPIO20 for Stall output

GPIO

Fan control

PWM1 control through GPIO13

LED Output selection

GPIO18: high for LED1, low for LED2

LED Strobe

GPIO22 for pulse

I2C0 Bus

EEPROM M24C32

Address 0x50 For HAT information only.