Pin mapping
| Port |
Pin |
Arduino Mask |
|
Bertha V4.4 |
| D |
2 |
D0 / RX |
RX D1/AIN1/INT2 |
|
| D |
3 |
D1 / TX |
TXD1/INT3 |
Memory CS |
| D |
1 |
D2 / SDA |
SDA/INT1 |
I2C SDA |
| D |
0 |
D3 / SCL |
OC0B/SCL/INT0 |
I2C SCL |
| D |
4 |
D4 / A6 |
ICP1/ADC8 |
IO3 |
| C |
6 |
D5 (PWM) |
OC3A/#0C4A |
IO2 / PWM food OUT |
| D |
7 |
D6 (PWM) |
T0/OC4D/ADC10 |
PID on PWM |
| E |
6 |
D7 |
PE6 (INT.6/AIN0) |
Ext. OneWire 1 |
| B |
4 |
D8 / A8 |
ADC11/PCINT4 |
Stepper direction |
| B |
5 |
D9 / A9 |
PCINT5/OC1A/#OC4B/ADC12 |
Stepper step |
| B |
6 |
D10 / A10 |
PCINT6/OC1B/OC4B/ADC13 |
IO1 / PWM food IN |
| B |
7 |
D11 (PWM) |
PCINT7/OC0A/OC1C/#RTS |
FAN control |
| D |
6 |
D12 / A11 |
T1/#OC4D/ADC9 |
IO4 |
| C |
7 |
D13 (PWM) |
ICP3/CLK0/)0C4A |
Blink Led |
| B |
3 |
MISO / D14 |
PDO/PCINT3/MISO |
Memory MISO |
| B |
1 |
SCK / D15 |
PCINT1/SCLK |
Memory SCK |
| B |
2 |
MOSI / D16 |
PDI/PCINT2/MOSI |
Memory MOSI |
| B |
0 |
RXLED / SS / D17 |
SS/PCINT0 |
RXLED |
| F |
7 |
A0 / D18 |
ADC7/TDI |
CLK HX711 |
| F |
6 |
A1 / D19 |
ADC6/TDO |
Data HX711 |
| F |
5 |
A2 / D20 |
ADC5/TMS |
OneWire PCB |
| F |
4 |
A3 / D21 |
ADC4/TCK |
|
| F |
1 |
A4 / D22 |
ADC1 |
|
| F |
0 |
A5 / D23 |
ADC0 |
Ext. OneWire 2 |
| D |
5 |
TXLED / D30 |
XCK1/#CTS |
TXLED |
| E |
2 |
HWB |
|
HWB |