參數(shù)資料
型號(hào)： M38B57MC-111FP
廠商： Mitsubishi Electric Corporation
英文描述： SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述： 單芯片8位CMOS微機(jī)
文件頁(yè)數(shù)： 37/69頁(yè)
文件大?。?/td> 1011K
代理商： M38B57MC-111FP
MITSUBISHI MICROCOMPUTERS
38B5 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
37
PRELIMINARY
Notice: This s not a final specification.
Some parametric imits are subject to change.
[FLDC Mode Register] FLDM
The FLDC mode register is a 8-bit register respectively which is used
to control the FLD automatic display and to set the blanking time
Tscan for key-scan.
Fig. 40 Structure of FLDC Mode Register
FLDC mode register
(FLDM: address 0EF4
16
)
Automatic display control bit (P0, P1, P2, P3, P8)
0 : General-purpose mode
1 : Automatic display mode
Display start bit
0 : Stop display
1 : Display
(start to display by switching “0” to “1”)
Tscan control bits
00 : FLD digit interrupt (at rising edge of each digit)
01 : 1
Tdisp
10 : 2
Tdisp
11 : 3
Tdisp
Timing number control bit
0 : 16 timing mode
1 : 32 timing mode
Gradation display mode selection control bit
0 : Not selecting
1 : Selecting (
Note
)
Tdisp counter count source selection bit
0 : f(X
IN
)/16 or f(X
CIN
)/32
1 : f(X
IN
)/64 or f(X
CIN
)/128
High-breakdown voltage port drivability selection bit
0 : Drivability strong
1 : Drivability weak
b7
b0
FLD blanking interrupt
(at falling edge of the last digit)
Note:
When a gradation display mode is selected, a number of timing is max. 16 timing.
(Set the timing number control bit to “0.”)
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