參數(shù)資料
型號: CD1865
廠商: Intel Corp.
英文描述: Intelligent Eight-Channel Communications Controller
中文描述: 智能八通道通信控制器
文件頁數(shù): 116/150頁
文件大?。?/td> 871K
代理商: CD1865
CD1865
Intelligent Eight-Channel Communications Controller
116
Datasheet
9.4.3
Channel Option Register 1
Changes to this register must be signalled by the Channel Command register
.
9.4.4
Channel Option Register 2
Changes only to bit 4 (LLM) of this register must be signalled by the Channel Command register.
Register Name: COR1
Register Description: Channel Option Register 1
Default Value: 0
Access: Read/Write
Bit 7
Bit 6
8-Bit Hex Address: $03
Intel Hex Address: $06
Motorola Hex Address: $07
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Parity
ParM1
ParM0
Ignore
Stop 1
Stop 0
CHL 1
CHL 0
Bit
Description
Bit 7
Parity:
1 = odd parity.
0 = even parity.
Bits 6:5
Parity Mode 1 and 0:
Defines Parity mode for both the transmitter and the receiver.
ParM1
ParM0
Parity
0
0
No parity
0
1
Force parity (odd parity = force 1, even = force 0)
1
0
Normal parity
1
1
Not used
Bit 4
Ignore:
Ignore parity
0 = Evaluate parity on received characters.
1 = Do not evaluate parity on received characters.
Bits 3:2
Stop Bit Length:
Specifies the length of the Stop bit.
Stop1
Stop0
Stop Bit
0
0
1 Stop bit
0
1
1 1/2 Stop bits
1
0
2 Stop bits
1
1
2 1/2 Stop bits
Bits 1:0
Character Length:
CHL1
0
0
1
1
CHL0
0
1
0
1
Character Length
5 bits
6 bits
7 bits
8 bits
Register Name: COR2
Register Description: Channel Option Register 2
Default Value: 0
Access: Read/Write
Bit 7
Bit 6
8-Bit Hex Address: $04
Intel Hex Address: $08
Motorola Hex Address: $09
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
IXM
TxIBE
ETC
LLM
RLM
RtsAO
CtsAE
DsrAE
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