
UART programmable device (choose between different Baud Rated using input pins), which can choose the internal circuit eg - Inverter, MOSFET as switch
Using UART send actual data to get the output on the bidirectional pins
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | baud_mode[0] | led | |
| 1 | baud_mode[1] | ||
| 2 | rx_uart | ||
| 3 | |||
| 4 | |||
| 5 | |||
| 6 | |||
| 7 |
ua | PCB Pin | Internal index | Description |
|---|---|---|---|
| 0 | B0 | 6 | ex4 |
| 1 | B1 | 7 | ex3 |
| 2 | B3 | 9 | ex2 |
| 3 | B2 | 8 | ex1 |