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Pololu-Romi-32U4-Carte-Broches (voir la source)
Version du 2 novembre 2019 à 13:23
, 2 novembre 2019 à 13:23→Assignation des broches
The “Note/alternate functions” column documents other features of the pin, although some of those features might be impractical to use.
The “Note/alternate functions” column documents other features of the pin, although some of those features might be impractical to use.
{| class="wikitable"
! ATmega32U4
|-
! pin name
| Arduino
|-
! pin names
| Romi 32U4 Control Board
|-
! functions
| Notes/alternate functions
|-
! PB7
| 11 || LCD control line (E) || Timer0 PWM output A (OC0A)
|-
! Timer1 PWM output C (OC1C)
|-
! UART flow control (RTS)
|-
! Pin-change interrupt (PCINT7)
|-
! PD4
| 4, A6, 24 || LCD control line (RS) || Analog input (ADC8)
|-
! Timer1 input capture pin (ICP1)
|-
! PB3
| 14, MISO || User pushbutton A
|-
! LCD data line DB4
| SPI Master Input/Slave Output (MISO)
|-
! Pin-change interrupt (PCINT3)
|-
! ISP programming line (PDO)
|-
! PB0
| 17, LED_BUILTIN_RX, SS || Red LED (RX)
|-
! User pushbutton C
|-
! LCD data line DB5
| SPI slave select (SS)
|-
! Pin-change interrupt (PCINT0)
|-
! PC7
| 13, LED_BUILTIN || Yellow LED
|-
! LCD data line DB6
| Timer4 PWM output A (OC4A)
|-
! Timer3 input capture pin (ICP3)
|-
! Divided system clock output (CLKO)
|-
! PD5
| 30, LED_BUILTIN_TX || Green LED (TX)
|-
! User pushbutton B
|-
! LCD data line DB7
| UART external clock (XCK1)
|-
! UART flow control (CTS)
|-
! PD7
| 6, A7, 25 || Buzzer PWM || Analog input (ADC10)
|-
! Timer4 PWM output D (OC4D)
|-
! Timer0 counter source (T0)
|-
! PF6
| A1, 19 || Battery level input (VIN/3) || Analog input (ADC6)
|-
! JTAG test data out (TDO)
|-
! PB6
| 10, A10, 28 || Left Motor PWM || Analog input (ADC13)
|-
! Timer1 PWM output B (OC1B)
|-
! Timer4 PWM output B (OC4B)
|-
! Pin-change interrupt (PCINT6)
|-
! PB2
| 16, MOSI || Left motor direction || SPI Master Output/Slave Input (MOSI)
|-
! Pin-change interrupt (PCINT2)
|-
! ISP programming line (PDI)
|-
! PB5
| 9, A9, 27 || Right motor PWM || Analog input (ADC12)
|-
! Timer1 PWM output A (OC1A)
|-
! Timer4 PWM output B (OC4B)
|-
! Pin-change interrupt (PCINT5)
|-
! PB1
| 15, SCK || Right motor direction || SPI Clock (SCK)
|-
! Pin-change interrupt (PCINT1)
|-
! ISP programming line (SCK)
|-
! PB4
| 8, A8, 26 || Left encoder XORed input || Analog input (ADC11)
|-
! Pin-change interrupt (PCINT4)
|-
! PE2
| - || Left encoder input || Hardware bootloader select (HWB)
|-
! PE6
| 7 || Right encoder XORed input || Analog comparator negative input (AIN0)
|-
! External interrupt source (INT6)
|-
! PF0
| A5, 23 || Right encoder input || Analog input (ADC0)
|-
! PD0
| 3, SCL || I²C clock for Raspberry Pi communication and inertial sensors || Timer0 PWM output B (OC0B)
|-
! External interrupt source (INT0)
|-
! PD1
| 2, SDA || I²C data for Raspberry Pi communication and inertial sensors || External interrupt source (INT1)
|-
! PD2
| 0 || Free I/O || UART receive pin (RXD1)
|-
! External interrupt source (INT2)
|-
! PD3
| 1 || Free I/O || UART transmit pin (TXD1)
|-
! External interrupt source (INT3)
|-
! PC6
| 5 || Free I/O || Timer3 PWM output A (OC3A)
|-
! Timer4 PWM output A (OC4A)
|-
! PD6
| 12, A11, 29 || Free I/O || Analog input (ADC9)
|-
! Timer4 PWM output D (OC4D)
|-
! Timer1 counter source (T1)
|-
! PF7
| A0, 18 || Free I/O || Analog input (ADC7)
|-
! JTAG test data in (TDI)
|-
! PF5
| A2, 20 || Free I/O || Analog input (ADC5)
|-
! JTAG test mode select (TMS)
|-
! PF4
| A3, 21 || Free I/O || Analog input (ADC4)
|-
! JTAG test clock (TCK)
|-
! PF1
| A4, 22 || Free I/O || Analog input (ADC1)
|-
! RESET
| - || Reset pushbutton || internally pulled high, active low
|-
! AREF
| - || - || Analog reference
|}
{{Pololu-Romi-32U4-TRAILER}}
{{Pololu-Romi-32U4-TRAILER}}