E202075_HD404889 Datasheet, PDF (91/202 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip LCD Circuit

HD404889/HD404899/HD404878/HD404868 Series
Timer mode register B1 (TMB1: $010)
Bit
Read/Write
Initial value on reset
Bit name
3
W
0
TMB13
2
W
0
TMB12
1
W
0
TMB11
0
W
0
TMB10
TMB12 TMB11
0
0
1
0
1
1
TMB10
0
1
0
1
0
1
0
1
Input clock period and input clock source
2,048 tcyc
512 tcyc
128 tcyc
32 tcyc
8 tcyc
4 tcyc
2 tcyc
R10/EVNB (external event input)
TMB13
0
1
Free-running/reload timer
Free-running timer
Reload timer
Figure 39 Timer Mode Register B1 (TMB1)
• Timer mode register B2 (TMB2: $011):
Timer mode register B2 (TMB2) is a 3-bit write-only register, used to select the timer B output mode
and EVNB pin detected edge as shown in figure 40.
Timer mode register B2 (TMB2) is reset to $0 by an MCU reset.
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