參數(shù)資料
型號(hào): HD404848TF
廠商: Hitachi,Ltd.
英文描述: PLASTIC-GRIP
中文描述: 4位單片機(jī)
文件頁數(shù): 101/125頁
文件大?。?/td> 471K
代理商: HD404848TF
HD404849 Series
101
LCD Duty-Cycle/Clock Control Register (LMR: $01C):
Four-bit write-only register which selects the
display duty cycle and LCD clock source, as shown in figure 87. The dependence of frame frequency on
duty cycle is listed in table 30.
Bit
Initial value
Read/Write
Bit name
3
0
W
LMR3
2
0
W
LMR2
0
0
W
LMR0
1
0
W
LMR1
LCD duty cycle/clock control register (LMR: $01C)
LMR3
LMR2
Input clock source selection
LMR1
0
0
1
1
LMR0
0
1
0
1
Duty cycle selection
1/4 duty
1/3 duty
1/2 duty
Static
CL0 (32.768
×
duty/64: when
32.768-kHz oscillation is used)
0
1
1
1
0
1
CL1 (f
OSC
×
duty cycle/1024)
CL2 (f
OSC
×
duty cycle/8192)
CL3 (refer to table 29)
0
0
Figure 87 LCD Duty-Cycle/Clock Control Register (LMR)
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