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9.10.4
Pin Functions
Port F is an 8-bit I/O port. Port F pins also function as external interrupt input, IRQ2 and IRQ3,
A/D trigger input (ADTRG), and system clock output (φ).
Table 9.46 PF7 Pin Function
PF7DDR
Pin function
Table 9.47 PF6 Pin Function
PF6DDR
Pin function
Table 9.48 PF5 Pin Function
PF5DDR
Pin function
Table 9.49 PF4 Pin Function
PF4DDR
Pin function
Table 9.50 PF3 Pin Function
PF3DDR
Pin function
Notes: 1. ADTRG input when TRGS0 = TRGS1 = 1.
2. When used as an external interrupt input pin, do not use as an I/O pin for another
function. This pin also functions as the trigger input for the realtime input port.
Table 9.51 PF2 Pin Function
PF2DDR
Pin function
0
PF7 input
0
PF6 input
0
PF5 input
0
PF4 input
0
PF3 input
ADTRG input*
1
0
PF2 input
IRQ3 input*
2
Rev. 1.0, 09/02, page 157 of 568
1
φ output
1
PF6 output
1
PF5 output
1
PF4 output
1
PF3 output
1
PF2 output
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