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Rev. 1.00, 05/04, page 114 of 544
7.6.4 System Control Register 2 (SYSCR2)
SYSCR2 is not available in this LSI although originally designed to control the port 6 operations.
Bit Bit Name
Initial
Value R/W Description
7 to 0 — All 0 R/W Reserved
The initial value should not be changed.
7.6.5 Pin Functions
• P67/TMOX/KIN7/IRQ7
The pin function is switched as shown below according to the combination of the OS3 to OS0
bits in TCSR of TMR_X, the IOSX bit*
2
in TCRXY, and the P67DDR bit.
IOSX*
2
0 1
OS3 to OS0 All 0 Not all 0 —
P67DDR 0 1 — 0 1
P67 input
pin
P67 output
pin
TMOX output
pin
P67 input pin P67 output pin Pin Function
IRQ7 input pin, KIN7 input pin*
1
Notes: 1. This pin is used as the IRQ7 input pin when bit IRQ7E is set to 1 in IER. It can always
be used as the KIN7 input pin.
2. The program development tool (emulator) does not support this function.