HD404669 Datasheet, PDF (72/142 Pages) Hitachi Semiconductor – Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit

HD404669 Series
Timer mode register D1 (TMD1: $010)
Bit
Initial value
Read/Write
Bit name
3
0
W
TMD13
2
0
W
TMD12
1
0
W
TMD11
0
0
W
TMD10
TMD13
0
1
Free-running/reload timer selection TMD12 TMD11 TMD10
Free-running timer
Reload timer
0
0
0
1
1
0
1
1
0
0
1
1
0
1
Input clock period and
input clock source
2048t_cyc
512t_cyc
128t_cyc
32t_cyc
8t_cyc
4t_cyc
2t_cyc
EVND
(external event input)
Figure 50 Timer Mode Register D1 (TMD1)
72