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74
3819 Group USER’S MANUAL
2. APPLICAT ION
MITSUBISHI MICROCOMPUTER
3819 Group
2.2 Timer
Fig. 2.2.6 Structure of Timer 56 mode register
Fig. 2.2.5 Structure of Timer 34 mode register
Timer 34 mode register
b7 b6 b5 b4 b3 b2 b1 b0
B
0
Function
At reset
R W
0
1
2
3
4
5
6
7
0
0
0
0
0
0
0
Timer 34 mode register (T34M) [Address:29
16
]
Name
Timer 3 count stop bit
Timer 4 count stop bit
Timer 3 count source
selection bit
Nothing is allocated for this bit. It is a write disabled bit.
When this bit is read out, the value is "0. "
Timer 4 count source
selection bits
Timer 3 output selection bit
(P4
7
)
Nothing is allocated for this bit. It is a write disabled bit.
When this bit is read out, the value is "0. "
0 : Operating
1 : Stopped
0 : Operating
1 : Stopped
0 : f(X
IN
)/16 or f(X
CIN
)/16
1 : Timer 2 underflow
IN
)/16 or f(X
CIN
)/16
01 : Timer 3 underflow
10 : External count input CNTR
1
11 : Not available
0 : I/O port
1 : Timer 3 output
b5 b4
Timer 56 mode register
b7 b6 b5 b4 b3 b2 b1 b0
0
B
0
Function
At reset
R W
0
1
2
3
4
5
6
7
0
0
0
0
0
0
0
Timer 56 mode register (T56M) [Address:2A
16
]
Name
Timer 5 count stop bit
Timer 6 count stop bit
Timer 5 count source
selection bit
Timer 6 operation mode
selection bit
Timer 6 count source
selection bits
Timer 6 (PWM)
output selection bit (P6
1
)
Fix this bit to "0."
0 : Operating
1 : Stopped
0 : Operating
1 : Stopped
0 : f(X
IN
)/16 or f(X
CIN
)/16
1 : Timer 4 underflow
0 : Timer mode
1 : PWM mode
IN
)/16 or f(X
CIN
)/16
01 : Timer 5 underflow
10 : Timer 4 underflow
11 : Not available
0 : I/O port
1 : Timer 6 output
b5 b4