Each with 3 sets of ir sensors.
In general:
| IR_Bugcan | Arduino |
|---|---|
| red | 5V |
| black | GND |
| else signalwires | digital pins |
in the RS485 code:
| IR_Bugcan | Arduino_Nano |
|---|---|
| red | 5V |
| black | GND |
| blue(channel 1) | pin_D4 |
| white(channel 2) | pin_D5 |
| yellow(channel 3) | pin_D6 |
LEDs for debugging:
| LED | Arduino |
|---|---|
| LEDs | D7、D8、D9 |
IR_Bugcan TO Arduino_Nano(slave):
| IR_Bugcan | Arduino_Nano |
|---|---|
| red | 5V |
| black | GND |
| blue(channel 1) | pin_D4 |
| white(channel 2) | pin_D5 |
| yellow(channel 3) | pin_D6 |
LEDs for debugging:
| LED | Arduino |
|---|---|
| LEDs for bugcan debugging | D7(ch1)、D8(ch2)、D9(ch3) |
| LED for RS485 debugging | D12 |
Arduino_Nano(slave) TO MAX485_modbus_module_1:
| Arduino_Nano(slave) | MAX485_modbus_module_1 |
|---|---|
| pin_TX1(TX) | pin_DI |
| pin_RX0(RX) | pin_RO |
| pin_D3 | pin_DE、pin_RE |
| 5V | VCC |
| GND | GND |
MAX485_modbus_module_1、MAX485_modbus_module_2 connection:
| MAX485_modbus_module_1 | MAX485_modbus_module_2 |
|---|---|
| A | A |
| B | B |
MAX485_modbus_module_2 TO Arduino_UNO(master):
| MAX485_modbus_module_2 | Arduino_UNO(master) |
|---|---|
| pin_DI | pin_11 |
| pin_RO | pin_10 |
| pin_DE、pin_RE | pin_3 |
| VCC | 5V |
| GND | GND |