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Connector Pinouts

jmlzone edited this page Feb 3, 2018 · 1 revision

Chassis Connector

De9M pin function notes
1 +5 current limited through 33 ohms
2 gnd
3 gnd
4 gnd
5 +12 power input up to 2 amps!
6 ADC0 0-2v
7 ADC1 0-20v smart charger voltage in?
8 GPB7 Smart Charger default?
9 GPA7 Alarm default?

Radio Port Pins

Header Pin De 9F pin Function
1 1 Receiver audio
2 6 GND (RX audio)
3 2 COR (logic)
4 7 GND (CTCSS audio)
5 3 CTCSS decode (logic / or discriminator audio)
6 8 Transmitter (CTCSS audio or logic control)
7 4 PTT
8 9 GND (Transmit Audio)
9 5 Transmitter audio
10 NA Physical key

Aux IO pins

DA15F pin Header Pin AUX IO 1 AUX IO 2 Notes
1 1 +5 lim +5 lim limited through 33 ohm resistor. Each port independently protected.
9 2 GPA0 GPB0
2 3 GPA1 GPB1
10 4 GPA2 GPB2
3 5 GPA3 GPB3
11 6 GPA4 GPB4
4 7 GPA5 GPB5
12 8 GPA6 GPB6
5 9 GPA7 GPB7
13 10 SDA0 SDA0 3.3V I2C with ESD protection
6 11 SCL0 SCL0 3.3V I2C with ESD protection
14 12 gnd gnd
7 13 ADC2 ADC4 0-20V
15 14 gnd gnd
8 15 ADC3 ADC5 0-20V
16 NC NC key

Front Panel Pixel

Pin Function Notes
1 +5 Caution No current limiting
2 Signal +5v signaling 100ohm series termination
3 GND

Oled

Pin Function Notes
1 GND
2 3.3v No current limit
3 SCL I2C Bus 0 3.3 v signaling
4 SDA I2C Bus 0 3.3 v signaling

Pi Pin Usage

pin # Pi Name Pi Alt function Note:
1 3.3v
2 5v
3 GPIO2 SDA1 SDA internal & external IO expansion
4 5v
5 GPIO3 SCL1 SCL internal & external IO expansion
6 gnd
7 GPIO4 GPIO_GCLK
8 GPIO14 TDX0 UINTA OK to use as GPIO in interrupt after boot
9 gnd
10 GPIO15 RXD0 UINTB OK to use as GPIO in interrupt after boot
11 GPIO17 GPIO_GEN0 cor1
12 GPIO18 GPIO_GEN1 pwm0 Was Ptt earlier
13 GPIO27 GPIO_GEN2 hwctcss1
14 gnd
15 GPIO22 GPIO_GEN3 ptt1
16 GPIO23 GPIO_GEN4 COR2
17 3.3v
18 GPIO23 GPIO_GEN5 CTCSS2
19 GP10 SPI_MOSI MOSI Internal spi bus for pots
20 gnd
21 GPIO9 SPI_MISO MISO internal spi bus for pots
22 GPIO25 GPIO_GEN6 ptt2
23 GPIO11 SPI_SCLK
24 GPIO8 SPI_CE0_N SPIG2A
25 gnd
26 GPIO7 SPI_CE1_N SPIG1
27 ID_SD
28 ID_SC
29 GPIO5 SPIA
30 gnd
31 GPIO6 SPIB
32 GPIO12 SPIC
33 GPIO13 LINK1O
34 gnd
35 GPIO19 pwm1
36 GPIO16 LINK1C
37 GPIO37 liknc2o
38 GPIO20 link2c
39 gnd
40 GPIO21 GPIO interrupt extension?

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