Atmel ATmega32M1

78
7647H–AVR–03/12
Atmel ATmega16/32/64/M1/C1
9.3.5 Alternate Functions of Port E
The Port E pins with alternate functions are shown in Table 9-12.
Note: On the engineering samples (Parts marked AT90PWM324), the ACMPN3 alternate function is not
located on PC4. It is located on PE2.
Table 9-11. Overriding Signals for Alternate Functions in PD3..PD0
Signal Name
PD3/TXD/TXLIN/
OC0A/SS/MOSI_A/
PCINT19
PD2/PSCIN2/
OC1A/MISO_A/
PCINT18
PD1/PSCIN0/
CLKO/
PCINT17
PD0/PSCOUT0A/
XCK/PCINT16
PUOE
TXEN + SPE •
MSTR
• SPIPS
–0
SPE •
MSTR • SPIPS
PUOV
TXEN
• SPE • MSTR
• SPIPS
• PD3 • PUD
– 0 PD0 • PUD
DDOE
TXEN + SPE •
MSTR
• SPIPS
–0
PSCen00 + SPE •
MSTR • SPIPS
DDOV TXEN 0 0 PSCen00
PVOE
TXEN + OC0en +
SPE •
MSTR • SPIPS
– 0 PSCen00 + UMSEL
PVOV
TXEN • TXD + TXEN
• (OC0en • OC0 +
OC0en • SPIPS •
MOSI)
–0–
DIEOE 0 0 0 0
DIEOV 0 0 0 0
DI
SS
MOSI_Ain
AIO
Table 9-12. Port E Pins Alternate Functions
Port Pin Alternate Function
PE2
XTAL2 (XTAL Output)
ADC0 (Analog Input Channel 0)
PCINT26 (Pin Change Interrupt 26)
PE1
XTAL1 (XTAL Input)
OC0B (Timer 0 Output Compare B)
PCINT25 (Pin Change Interrupt 25)
PE0
RESET# (Reset Input)
OCD (On Chip Debug I/O)
PCINT24 (Pin Change Interrupt 24)