RPI Pin | Description | TalKKonnect |
1 | 3.3 VDC Power | NC |
3 | GPIO2 SDA1 (I2C) | Online LED |
5 | GPIO3 SCL 1(I2C) | Participant LED |
7 | GPIO4 GPCLK0 | Transmit LED |
9 | Ground | To 2.2K Resistor –> Pin 3 LCD Module |
11 | GPIO17 (GPIO_GEN0) | NC |
13 | GPIO27 (GPIO_GEN2) | NC |
15 | GPIO22 (GPIO_GEN3) | NC |
17 | 3.3 VDC Power | NC |
19 | GPIO10 (SPI_MOSI) | NC |
21 | GPIO09 (SPI_MISO) | NC |
23 | GPIO11 (SPI_CLK) | NC |
25 | Ground | NC |
27 | ID_SD (I2C EEPROM) | NC |
29 | GPIO05 | NC |
31 | GPIO06 | NC |
33 | GPIO13 | CH DOWN Button |
35 | GPIO19 | CH UP Button |
37 | GPIO26 | TX Button |
39 | Ground | Ground for Buttons |
RPI Pin | Description | TalKKonnect |
2 | 5 VCD Power | LCD Back Light |
4 | 5 VCD Power | Pin 2,15 LCD MODULE |
6 | Ground | Pin 5 LCD MODULE |
8 | GPIO14 (TXD0) | NC |
10 | GPIO15 (RXD0) | NC |
12 | GPIO18 (GPIO_GEN1) | Pin 14 LCD MODULE (D7) |
14 | Ground | NC |
16 | GPIO 23 (GPIO_GEN4) | Pin 13 LCD MODULE (D6) |
18 | GPIO 24 (GPIO_GEN5) | Pin 12 LCD MODULE (D5) |
20 | Ground | NC |
22 | GPIO 25(GPIO_GEN6) | Pin 11 LCD MODULE (D4) |
24 | GPIO08 (SPI_CEO_N) | Pin 6 LCD MODULE (EN) |
26 | GPIO07 (SPI_CE1_N) | Pin 4 LCD MODULE (RS) |
28 | ID_SC(I2C ID EEPROM) | NC |
30 | Ground | Pin 1 LCD MODULE |
32 | GPIO12 | NC |
34 | Ground | Pin 16 LCD MODULE |
36 | GPIO16 | NC |
38 | GPIO20 | NC |
40 | GPIO21 | NC |