3807 Datasheet, PDF (36/75 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS
3807 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Timer A operating mode selection bit: in case of 8 repeated load mode
4-4 port division
Timer count source
stop bit
Synchronous to the start trigger the timer latch value is
loaded into the timer and timer count operation starts.
Timer A count value
Port P82 / RTP0
Port P83 / RTP1
Port P84 / RTP2
Port P85 / RTP3
A1
A0
A1
A0
A1
A0
A1
A0
A1
A0
A1
#7
#6
#5
#4
#3
#2
#1
#0
#7
#6
#5
1
1
0
0
0
0
0
1
1
1
0
0
1
1
1
0
0
0
0
0
1
1
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
Real time port output
pointer A
7
Fig. 29. 8 repeated load mode operation
6
5
4
3
2
1
0
7
6
5
4
#7—0: Data of real time port registers 7 to 0
Timer A operating mode selection bit: in case of 6 repeated load mode
4-4 port division (3 ports out of P82/RTP0 to P85/RTP3 are used)
Timer count
source stop bit
Synchronous to the start trigger the timer latch value is
loaded into the timer and timer count operation starts.
Timer A count value
Port P82 / RTP0
Port P83 / RTP1
Port P84 / RTP2
A1
A0
A1
A0
A1
A0
A1
A0
A1
A0
A1
#5
#4
#3
#2
#1
#0
#5
#4
#3
#2
#1
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
Real time port output
pointer A
5
4
3
2
1
0
5
4
3
2
1
0
#5—0: Data of real time port registers 5 to 0
Fig. 30. 6 repeated load mode operation
35