MITSUBISHI MICROCOMPUTERS
3822 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
蠁
CLOCK SYSTEM OUTPUT FUNCTION
The internal system clock
蠁
can be output from port P4
1
by setting
the
蠁
output control register. Set bit 1 of the port P4 direction reg-
ister to 鈥?鈥?when outputting
蠁
clock.
b7
b0
蠁
output control register
(CKOUT : address 002A
16
)
蠁
output control bit
0 : port function
1 :
蠁
clock output
Not used (return 鈥?鈥?when read)
Fig. 38 Structure of
蠁
output control register
40