~~TOC:3-4~~
===== Devo 8 Hardware Connections =====

The following documents the hardware inside the Devo-8 transmitter

  * MCU: [[http://www.st.com/internet/mcu/product/164492.jsp|STM32F103VCT6]] 256kB Flash, 48kB RAM 100pin package
  * SPI Flash: [[http://ww1.microchip.com/downloads/en/DeviceDoc/25071A.pdf|SST25VF032B]] 4MB SPI NOR Flash
  * LCD Display: [[http://www.mikrocontroller.net/attachment/64474/HX8347-D_DS_T_v02_090324.pdf|HX8347-D]] 320x240x18bit QVGA
  * Touch Sensor: [[http://www.ti.com/lit/ds/symlink/tsc2008.pdf|TSC2008]] SPI touch sensor
  * Radio: [[http://www.cypress.com/?docID=28606|CYRF6936]] 2.4GHz
 

==== STM32 Connections ====
^Pin    ^Desription         ^
|BOOT0  |CON2               |
|NRST   |Debugger (NRESET)  |

=== GPIOA ===
^Pin             ^Desription                                           ^
|1               |Buzzer                                               |
|2               |output to 0 to shut off Tx???                        |
|3               |power-switch in 'off' position (goes high on 'off')  |
|5 (SPI1_SCK)    |SPI Flash, TSC2008                                   |
|6 (SPI1_MISO)   |SPI Flash, TSC2008                                   |
|7 (SPI1_MOSI)   |SPI Flash, TSC2008                                   |
|9 (USART1_TX)   |Trainer Rx?                                          |
|10 (USART1_RX)  |Trainer Tx?                                          |
|11 (USBDM)      |USB+                                                 |
|12 (USBDP)      |USB-                                                 |
|13 (SWDIO)      |Debugger SWDIO (TMS)                                 |
|14 (SWCLK)      |Debugger SWCLK (TCK)                                 |

=== GPIOB ===
^Pin              ^Desription                        ^
|0                |TSC2008 Chip-Enable               |
|1                |LCD Module (Backlight control?)   |
|2 (BOOT1)        |SPI Flash Chip-Enable             |
|5                |TSC2008 Pin 15 Pen/Irq            |
|6                |Button Matrix Col 1               |
|7                |Button Matrix Col 2               |
|8                |Button Matrix Col 3               |
|9                |Button Matrix Col 4               |
|10               |USB Enable (enable Low)           |
|11               |TxModule pin 10 - CYRF6936 Reset  |
|12 (SPI2_NSS?)   |TxModule pin 1                    |
|13 (SPI2_SCK?)   |TxModule pin 3                    |
|14 (SPI2_MISO?)  |TxModule pin 9                    |
|15 (SPI2_MOSI?)  |TxModule pin 7                    |

=== GPIOC ===
^Pin            ^Desription                      ^
|0 (ADC_IN_10)  |Elevator Stick                  |
|1 (ADC_IN_11)  |Rudder Stick                    |
|2 (ADC_IN_12)  |Aileron Stick                   |
|3 (ADC_IN_13)  |Throttle Stick                  |
|4 (ADC_IN_14)  |Battery Voltage                 |
|6              |Gear Switch                     |
|7              |Elevator D/R Switch             |
|8              |Rudder D/R Switch               |
|9              |FMode 0 Switch                  |
|10             |FMode 2 Switch                  |
|11             |Aileron D/R Switch              |
|12             |Mix 0 Switch                    |
|13             |Mix 2 Switch                    |
|14             |Charging (Active Low)           |
|15             |Powered by Outlet (Active Low)  |

=== GPIOD ===
^Pin    ^Desription  ^
|0-1    |LCD Module  |
|4-5    |LCD Module  |
|7-11   |LCD Module  |
|14-15  |LCD Module  |

=== GPIOE ===

^Pin   ^Desription           ^
|2     |Button Matrix Row 1  |
|3     |Button Matrix Row 2  |
|4     |Button Matrix Row 3  |
|5     |Button Matrix Row 4  |
|6     |Button Matrix Row 5  |
|7-15  |LCD Module           |

=== GPIOF ===
\\
\\

==== Button Matrix ====

|     ^B.6         ^B.7        ^B.8           ^B.9          ^
^E.2  |L-          |DN-        |NC            |Elevator TD  |
^E.3  |R+          |UP+        |Top Right TD  |Throttle TU  |
^E.4  |Ent         |Ext        |Top Right TU  |Elevator TU  |
^E.5  |Aileron TR  |Rudder TL  |Top Left TU   |NC           |
^E.6  |Aileron TL  |Rudder TR  |Top Left TD   |Throttle TD  |

**TL:** Trim Left
**TR:** Trim Right
**TU:** Trim Up
**TD:** Trim down

==== FCC Report ====
FCCID: [[https://www.fcc.gov/general/fcc-id-search-page|S29 DEVO-8]]