參數(shù)資料
型號: HD4074829
廠商: Hitachi,Ltd.
英文描述: AS Microcomputer Incorporating a LCD controller/Driver Circuit(帶LCD控制/驅(qū)動電路的微計算機(jī))
中文描述: 由于微機(jī)安裝有LCD控制器/驅(qū)動電路(帶液晶控制/驅(qū)動電路的微計算機(jī))
文件頁數(shù): 102/147頁
文件大小: 519K
代理商: HD4074829
HD404829R Series
102
Table 24 LCD Frame Frequencies for Different Duty Cycles
Frame Frequencies
Duty Cycle
LMR3
LMR2
f
OSC
=
400 kHz
f
OSC
=
800 kHZ
f
OSC
=
2 MHz
f
OSC
=
4 MHz
Static
0
0
CL0
512 Hz
1
CL1
390.6 Hz
781.3 Hz
1953 Hz
3906 Hz
1
0
CL2
48.8 Hz
97.7 Hz
244.1 Hz
488.3 Hz
1
CL3*
24.4 Hz
48.8 Hz
122.1 Hz
244.1 Hz
64 Hz
1/2
0
0
CL0
256 Hz
1
CL1
195.3 Hz
390.6 Hz
976.6 Hz
1953 Hz
1
0
CL2
24.4 Hz
48.8 Hz
122.1 Hz
244.1 Hz
1
CL3*
12.2 Hz
24.4 Hz
61 Hz
122.1 Hz
32 Hz
1/3
0
0
CL0
170.7 Hz
1
CL1
130.2 Hz
260.4 Hz
651 Hz
1302 Hz
1
0
CL2
16.3 Hz
32.6 Hz
81.4 Hz
162.8 Hz
1
CL3*
8.1 Hz
16.3 Hz
40.7 Hz
81.4 Hz
21.3 Hz
1/4
0
0
CL0
128 Hz
1
CL1
97.7 Hz
195.3 Hz
488.3 Hz
976.6 Hz
1
0
CL2
12.2 Hz
24.4 Hz
61 Hz
122.1 Hz
1
CL3*
6.1 Hz
12.2 Hz
30.5 Hz
61 Hz
16 Hz
Note: * The division ratio depends on the value of bit 3 of timer mode register A (TMA).
Upper value: When TMA3 = 0, CL3 = f
OSC
×
duty cycle/16384.
Lower value: When TMA3 = 1, CL3 = 32.768 kHz
×
duty cycle/512.
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