blackmagic-sys 0.1.0

Bindings to Blackmagic-debug host functions
Documentation 
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Hydrabus
========

Connections
-----------

* PA0: User button to force system bootloader entry with reset (enter USB DFU)

* JTAG/SWD
  * PC0: TMS/SWDIO
  * PC1: TCK/SWCLK
  * PC2: TDI
  * PC3: TDO/TRACESWO
  * PC4: NRST (NRST / System Reset)
  * PC5: TRST (optional Test Reset)

* Green Led(ULED/PA4): Indicator that system bootloader is entered via BMP

* USB USART
  * PA9: USART1 TX (usbuart_xxx)
  * PA10: USART1 RX (usbuart_xxx)

How to Build
------------

```sh
cd blackmagic
make clean
make PROBE_HOST=hydrabus
```

How to Flash the firmware with Windows
--------------------------------------

* After build:
  * 1) Download files from https://github.com/hydrabus/hydrafw/tree/master/utils/windows_dfu_util
  * 2) Force the F4 into system bootloader mode by jumpering "BOOT0" to "3V3" and "PB2/BOOT1" to "GND" and reset (RESET button). System bootloader should appear.
  * 3) Run the command `DfuSeCommand.exe -c --de 0 -d --fn .\src\blackmagic.dfu`