diff --git a/Tools/Linux_HAL_Essentials/devicetree/bbbmini/README.md b/Tools/Linux_HAL_Essentials/devicetree/bbbmini/README.md index 189d2f12a4..9167d74e75 100644 --- a/Tools/Linux_HAL_Essentials/devicetree/bbbmini/README.md +++ b/Tools/Linux_HAL_Essentials/devicetree/bbbmini/README.md @@ -1,89 +1 @@ -#Hardware - -## Load device tree -To load the BBBMINI device tree type `startup.sh load`. - -## Build dtbo file -To rebuild the dtbo file type `make` and than `make install`to copy the dtbo file to `/lib/firmware`. - -## Pin assigment - -### RCInput -BBB | RC Receiver | I/O | Remark ------------- | ------------- | ------------- | ------------- -P9.01 DGND | GND | | -P9.03 VDD_3V3 | VDD | | -P8.15 RC_IN | RC Out | IN | 3.3 Volt (Spektrum / PPM-sum) - -### RCOutput -BBB | ESC / Servo | I/O | Remark ------------- | ------------- | ------------- | ------------- -P8.01 DGND | GND | -P8.28 | RC_OUT_CH_1 | OUT | 3.3 Volt -P8.27 | RC_OUT_CH_2 | OUT | 3.3 Volt -P8.30 | RC_OUT_CH_3 | OUT | 3.3 Volt -P8.29 | RC_OUT_CH_4 | OUT | 3.3 Volt -P8.40 | RC_OUT_CH_5 | OUT | 3.3 Volt -P8.39 | RC_OUT_CH_6 | OUT | 3.3 Volt -P8.42 | RC_OUT_CH_7 | OUT | 3.3 Volt -P8.41 | RC_OUT_CH_8 | OUT | 3.3 Volt -P8.44 | RC_OUT_CH_9 | OUT | 3.3 Volt -P8.43 | RC_OUT_CH_10 | OUT | 3.3 Volt -P8.46 | RC_OUT_CH_11 | OUT | 3.3 Volt -P8.45 | RC_OUT_CH_12 | OUT | 3.3 Volt - -### IMU MPU-9250 -BBB | MPU-9250 | I/O | Remark ------------- | ------------- | ------------- | ------------- -P9.01 DGND | GND | | -P9.03 VDD_3V3 | VDD | | -P9.28 MPU9250_CS | MPU9250_CS | OUT | 3.3 Volt -P9.29 SPI1_MISO | MISO / SD0 | IN | 3.3 Volt -P9.30 SPI1_MOSI | MOSI / SD1 | OUT | 3.3 Volt -P9.31 SPI1_SCLK | SCLK / SCL | OUT | 3.3 Volt - - -### Baro MS 5611 -BBB | MS 5611 | I/O | Remark ------------- | ------------- | ------------- | ------------- -P9.01 DGND | GND | | -P9.03 VDD_3V3 | VDD | | -P9.29 SPI1_MISO | MISO / SDO | IN | 3.3 Volt -P9.30 SPI1_MOSI | MOSI / SD1 | OUT | 3.3 Volt -P9.31 SPI1_SCLK | SCLK / SCL | OUT | 3.3 Volt -P9.42 MS5611_CS | MS5611_CS | OUT | 3.3 Volt - - -### UART4 MAVLink radio module -Baudrate 57600, 8, n, 1 - -BBB | Radio | I/O | Remark ------------- | ------------- | ------------- | ------------- -P9.01 DGND | GND | -P9.13 TX | RADIO_RX | OUT | 3.3 Volt -P9.11 RX | RADIO_TX | IN | 3.3 Volt - - -### UART5 GPS -Baudrate 38400, 8, n, 1 - -BBB | GPS | I/O | Remark ------------- | ------------- | ------------- | ------------- -P8.01 DGND | GND | -P8.37 TX | GPS_RX | OUT | 3.3 Volt -P8.38 RX | GPS_TX | IN | 3.3 Volt - - -### CAN1 UAVCAN -You have to use a CAN transceiver (e.g. MCP 2562-E/P) for CAN datatransfer. - -BBB | I/O | Remark ------------- | ------------- | ------------- -P9.24 RX | IN | 3.3 Volt -P9.26 TX | OUT | 3.3 Volt - -### Sound (PWM) - -BBB | Speaker | Remark ------------- | ------------- | ------------- -P8.36 | PWM | Use a power amplifier +BBBmini Device Tree files are part of the [dtb-rebuilder](https://github.com/RobertCNelson/dtb-rebuilder) repository and included in the BeagleBone Debian images.