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Lora HAT device tree notes

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alt-trees/lora/README.md
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@ -1,10 +1,10 @@
# A device tree for my LORA hat..
# A device tree for my LORA HAT..
* Brings a UART out for talking to the HAT
* Leaves pins `7`, `13` and `15` free since these are used to control and monitor the HAT
* Has the SPI interface in case I add a screen, and an I2C interface for talking to peripherals.
* Otherwise unassigned..
nb: screen is https://www.waveshare.com/wiki/3.5inch_RPi_LCD_(A)
Nb: screen is https://www.waveshare.com/wiki/3.5inch_RPi_LCD_(A)
```
MangoPI MQ Pro GPIO header (dtb name: MangoPi MQ Pro)
Gpio Header:
@ -36,3 +36,4 @@ Other gpio outputs of interest:
Notes:
- I2C pins 3,5,27 and 28 (PG13, PG12, PE17 and PE16) have 10K pullup resistors to 3v3
- The Status LED (PD18) is common with the LED_PWM pin on the DSI/LVDS output
```