at75c220 ATMEL Corporation, at75c220 Datasheet - Page 64

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at75c220

Manufacturer Part Number
at75c220
Description
Smart Internet Appliance Processor Siap
Manufacturer
ATMEL Corporation
Datasheet

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Figure 14. Parallel I/O Multiplexed with a Bid-directional Signal
64
Pad
Pad Output Enable
Pad Output
Pad Input
AT75C220
Detection
Event
PIO_PSR
PIO_IMR
PIO_PDSR
PIO_PSR
PIO_ISR
1
0
1
0
0
1
PIO_OSR
PIO_ODSR
Peripheral
Peripheral
Peripheral
Enable
Output
Output
Input
PIOIRQ

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