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hardware:devo12

Devo 12/12S Hardware Connections

The following documents the hardware inside the Devo-12/S transmitter

STM32 Connections

Pin Desription
BOOT0 CON2
NRST Debugger (NRESET)

GPIOA

Pin Desription
0 Backlight Enable
1
2 (ADC3_IN_2) Right Vertical Stick
3 (ADC3_IN_3) Battery Voltage
4 Power-Switch Sense
5 (SPI1_SCK) SPI Flash, TSC2008
6 (SPI1_MISO) SPI Flash, TSC2008
7 (SPI1_MOSI) SPI Flash, TSC2008
8 Trainer Out
9 (USART1_TX)
10 (USART1_RX)
11 (USBDM) USB+
12 (USBDP) USB-
13 (SWDIO) Debugger SWDIO (TMS)
14 (SWCLK) Debugger SWCLK (TCK)

GPIOB

Pin Desription
0 Speaker
1 HX8257 SPI LCD Chip-Select
2 (BOOT1) SPI Flash Chip-Select
3
4 Powered by Outlet (Active Low)
5 Button Matrix Row 1
6 Button Matrix Row 2
7 Button Matrix Row 3
8 Button Matrix Row 4
9 Button Matrix Row 5
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 (ADC3_IN_10) Left Vertical Stick
1 (ADC3_IN_11) Left Horizontal Stick
2 (ADC3_IN_12) AUX 7
3 (ADC3_IN_13) AUX 5
4 TSC Chip-Select
5 TSC Pen/IRQ(?)
6 Button Matrix Column 1
7 Button Matrix Column 2
8 Button Matrix Column 3
9 Button Matrix Column 4
10 MIX0 Switch
11 GEAR Switch
12 MIX2 Switch
13
14
15

GPIOD

Pin Desription
0 FSMC Data
1 FSMC Data
2 AIL DR2 Switch
3 AIL DR0 Switch
4 FSMC_NOE
5 FSMC_NWE
6
7 ELE DR2 Switch
8 FSMC Data
9 FSMC Data
10 FSMC Data
11 FSMC Address
12 FSMC Address
13 FSMC Address
14 FSMC Data
15 FSMC Data

GPIOE

Pin Desription
0 Power OFF
1 Charging (Active Low)
2
3 FSMC Address
4 FSMC Address
5 FSMC Address
6 FSMC Address
7 FSMC Data
8 FSMC Data
9 FSMC Data
10 FSMC Data
11 FSMC Data
12 FSMC Data
13 FSMC Data
14 FSMC Data
15 FSMC Data

GPIOF

Pin Desription
0 FSMC Address
1 FSMC Address
2 FSMC Address
3 FSMC Address
4 FSMC Address
5 FSMC Address
6 (ADC3_IN_4) AUX 2
7 (ADC3_IN_5) AUX 6
8 (ADC3_IN_6) AUX 4
9 (ADC3_IN_7) AUX 3
10 (ADC3_IN_8) Right Horizontal Stick
11 FSMC Address
12 FSMC Address
13 FSMC Address
14 FSMC Address
15 FSMC Address

GPIOG

Pin Desription
0 FSMC Address
1 FSMC Address
2 FSMC Address
3 FSMC Address
4 FSMC Address
5 FSMC Address
6 FMOD0 Switch
7 FMOD2 Switch
8 Trainer Switch
9 FSMC_NE2
11 RUD DR2 Switch
12 FSMC_NE4
13 RUD DR0 Switch
14 Hold Switch
15 ELE DR0 Switch

The battery voltage (ADC3_3) is calculated by the formula:
V = 0.0021x + 0.3026

Button Matrix

C.6 C.7 C.8 C.9
B.5 NC R+ Top Left TU Right Horiz TL
B.6 UP+ L- Top Left TD Right Vert TU
B.7 DN- Ent Top Right TU Right Horiz TR
B.8 Ext NC Top Right TD Right Vert TD
B.9 Left Horiz TL Left Horiz TR Left Vert TD Left Vert TU

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

FCC Report

FCCID: S29 DEVO-12

hardware/devo12.txt (1845 views) · Last modified: 2016/04/20 10:25 by PhracturedBlue