65 lines
903 B
Markdown
65 lines
903 B
Markdown
|
<!--
|
||
|
|
SPDX-License-Identifier: CC-BY-SA-4.0
|
||
|
|
-->
|
||
|
|
|
||
|
|
# 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.
|