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2.a. Orangutan SV-xx8 and LV-168 Pin Mappings
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Pin Assignment Table Sorted by Function
Function | Arduino Pin | mega168 Pin |
---|---|---|
digital I/Os (x8) | digital pins 0 and 1 analog inputs 0 – 5 | PD0, PD1, PC0 – PC5 |
analog inputs (x8) | analog inputs 0 – 7 | PC0 – PC5, ADC6, ADC7 |
motor 1 control (A and B) | digital pins 5 and 6 | PD5 and PD6 |
motor 2 control (A and B) | digital pins 3 and 11 | PD3 and PB3 |
red user LED | digital pin 1 | PD1 |
green user LED | digital pin 7 | PD7 |
user pushbuttons (x3) | digital inputs 9, 12, and 13 | PB1, PB4, and PB5 |
buzzer | digital pin 10 | PB2 |
LCD control (RS, R/W, E) | digital pins 2, 8, and 4 | PD2, PB0, and PD4 |
LCD data (4-bit: DB4 – DB7) | digital pins 9, 12, 13, and 7 | PB1, PB4, PB5, and PD7 |
user trimmer potentiometer | analog input 7 (through jumper) | ADC7 |
temperature sensor (LV-168 only) battery voltage monitor (SV-168 only) | analog input 6 (through SMT jumper) | ADC6 |
ICSP programming lines (x3) | digital pins 11, 12, and 13 | PB3, PB4, PB5 |
reset pushbutton | reset | PC6 |
UART (RX and TX) | digital pins 0 and 1 | PD0 and PD1 |
I2C/TWI (SDA and SCL) | analog inputs 4 and 5 | PC4 and PC5 |
SPI | inaccessable to user |
Pin Assignment Table Sorted by Pin
Arduino Pin | Orangutan Function | Notes/Alternate Functions |
---|---|---|
digital pin 0 | digital I/O | USART input pin (RXD) |
digital pin 1 | digital I/O | connected to red user LED (high turns LED on) USART output pin (TXD) |
digital pin 2 | LCD control line RS | external interrupt 0 (INT0) |
digital pin 3 | M2 control line | Timer2 PWM output B (OC2B) |
digital pin 4 | LCD control line E | USART external clock input/output (XCK) Timer0 external counter (T0) |
digital pin 5 | M1 control line | Timer0 PWM output B (OC0B) |
digital pin 6 | M1 control line | Timer0 PWM output A (OC0A) |
digital pin 7 | LCD data line DB7 | connected to green user LED (high turns LED on) |
digital pin 8 | LCD control line R/W | Timer1 input capture (ICP1) divided system clock output (CLK0) |
digital pin 9 | LCD data line DB4 | user pushbutton (pressing pulls pin low) Timer1 PWM output A (OC1A) |
digital pin 10 | buzzer | Timer1 PWM output B (OC1B) |
digital pin 11 | M2 control line | Timer2 PWM output A (OC2A) ISP programming line |
digital pin 12 | LCD data line DB5 | user pushbutton (pressing pulls pin low) Caution: also an ISP programming line |
digital pin 13 | LCD data line DB6 | user pushbutton (pressing pulls pin low) Caution: also an ISP programming line |
analog input 0 | analog input and digital I/O | ADC input channel 0 (ADC0) |
analog input 1 | analog input and digital I/O | ADC input channel 1 (ADC1) |
analog input 2 | analog input and digital I/O | ADC input channel 2 (ADC2) |
analog input 3 | analog input and digital I/O | ADC input channel 3 (ADC3) |
analog input 4 | analog input and digital I/O | ADC input channel 4 (ADC4) I2C/TWI input/output data line (SDA) |
analog input 5 | analog input and digital I/O | ADC input channel 5 (ADC5) I2C/TWI clock line (SCL) |
analog input 6 | dedicated analog input | SMT-jumpered to temperature sensor (LV-168 only) SMT-jumpered to battery voltage monitor (SV-168 only) ADC input channel 6 (ADC6) |
analog input 7 | dedicated analog input | jumpered to user trimmer potentiometer ADC input channel 7 (ADC7) |
reset | reset pushbutton | internally pulled high; active low digital I/O disabled by default |