ATMEGA16M1_1 Datasheet, PDF (144/365 Pages) ATMEL Corporation – 8-bit Microcontroller with 16K/32K/64K Bytes In-System Programmable Flash

14.8 Signal Description
Figure 14-9. PSC External Block View
CLK _PLL
CLK _I/O
12
POCRRB[11:0]
12
POCR0SB[11:0]
12
POCR0RA[11:0]
12
POCR0SA[11:0]
12
POCR1SB[11:0]
12
POCR1RA[11:0]
12
POCR1SA[11:0]
12
POCR2SB[11:0]
12
POCR2RA[11:0]
12
POCR2SA[11:0]
PSCOUT0A
PSCOUT0B
PSCOUT1A
PSCOUT1B
PSCOUT2A
PSCOUT2B
AC2O
AC1O
AC0O
PSCIN2
PSCIN1
PSCIN0
IRQ PSC
PSCASY
144 ATmega16/32/64/M1/C1
7647F–AVR–04/09