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18.1.3
Pin Configuration
Table 18.1 shows the 20-bit general-purpose I/O port pin configuration.
Table 18.1 20-Bit General-Purpose I/O Port Pins
Pin Name
Port 19 pin
Port 18 pin
Port 17 pin
Port 16 pin
Port 15 pin
Port 14 pin
Port 13 pin
Port 12 pin
Port 11 pin
Port 10 pin
Port 9 pin
Port 8 pin
Port 7 pin
Port 6 pin
Port 5 pin
Port 4 pin
Port 3 pin
Port 2 pin
Port 1 pin
Port 0 pin
Note: * When port pins are used as GPIO interrupts, they must be set to input mode. The input
setting can be made in the PCTRA register.
Signal
PORT19
PORT18
PORT17
PORT16
PORT15
PORT14
PORT13
PORT12
PORT11
PORT10
PORT9
PORT8
PORT7
PORT6
PORT5
PORT4
PORT3
PORT2
PORT1
PORT0
I/O
Function
I/O
I/O port
I/O
I/O port
I/O
I/O port
I/O
I/O port
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
I/O*
I/O port / GPIO interrupt
Rev. 4.0, 04/00, page 647 of 850
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