planktoscope/docs/hardware/hat_hardware.md

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2022-12-19 02:25:34 +01:00
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# PlanktoScope Hat Hardware
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![planktoscope_hero](./images/../../images/hardware/planktoscope_hat_front.png)
![planktoscope_hero](./images/../../images/hardware/planktoscope_hat_back.png)
2022-12-19 02:25:34 +01:00
## 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.