參數(shù)資料
型號: M37920FGCGP
廠商: Mitsubishi Electric Corporation
英文描述: Single Chip 16 Bits CMOS Microcomputer(16位單片機)
中文描述: 單片微機16位的CMOS(16位單片機)
文件頁數(shù): 73/158頁
文件大?。?/td> 1261K
代理商: M37920FGCGP
73
M37920FCCGP, M37920FCCHP
M37920FGCGP, M37920FGCHP
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
MITSUBISHI MICROCOMPUTERS
Fig. 67 Bit configuration of DMAC control registers L and H
7
6
5
4
3
2
1
0
DMAC control register L
DMA0 request bit
0: No request.
1: Requested
(Note)
.
Priority select bit
0: Fixed.
1: Rotating.
Address
B0
16
DMA1 request bit
0: No request.
1: Requested
(Note)
.
Note:
Even when “1”s are written to bits 4 to 7 by software, these bits’ status do not change.
7
6
5
4
3
2
1
0
DMAC control register H
Software DMA0 request bit
1: DMA request. Valid when the software DMA source is selected.
The value is “0” at reading.
Address
B1
16
TC pin validity bit
0: Invalid. Pin P4
2
functions as a programmable I/O port (CMOS) pin.
1: Valid. Pin P4
2
functions as pin TC (N-channel open-drain).
DMA2 request bit
0: No request.
1: Requested
(Note)
.
DMA3 request bit
0: No request.
1: Requested
(Note)
.
Software DMA1 request bit
1: DMA request. Valid when the software DMA source is selected.
The value is “0” at reading.
Software DMA2 request bit
1: DMA request. Valid when the software DMA source is selected.
The value is “0” at reading.
Software DMA3 request bit
1: DMA request. Valid when the software DMA source is selected.
The value is “0” at reading.
DMA0 enable bit
0: Disabled.
1: Enabled.
DMA1 enable bit
0: Disabled.
1: Enabled.
DMA2 enable bit
0: Disabled.
1: Enabled.
DMA3 enable bit
0: Disabled.
1: Enabled.
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M37920FCCGP Single Chip 16 Bits CMOS Microcomputer(16位單片機)
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