参数资料
型号: 85C30
厂商: Advanced Micro Devices, Inc.
英文描述: Enhanced Serial Communications Controller
中文描述: 增强的串行通信控制器
文件页数: 19/68页
文件大小: 528K
代理商: 85C30
AMD
19
Am85C30
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Rx Character Available
Zero Count
Tx Buffer Empty
DCD
SYNC Hunt
CTS
Tx Underrun/EOM
Break Abort
Read Register 0
Read Register 3
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Channel B EXT STAT IP*
Channel B Tx IP*
Channel B Rx IP*
Channel A EXT STAT IP*
Channel A Tx IP*
Channel A Rx IP*
0
0
*Always 0 in B Channel
Read Register 1
Read Register 6
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
All Sent
Residue Code 2
Residue Code 1
Residue Code 0
Parity Error
Rx Overrun Error
CRC Framing Error
End-of-Frame (SDLC)
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
BC0
BC1
BC2
BC3
BC4
BC5
BC6
BC7
LSB Byte
Count
Read Register 2
Read Register 7
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
V0
V1
V2
V3
V4
V5
V6
V7
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
10216F-12
Interrupt Vector*
*Modified in B Channel
BC8
BC9
BC10
BC11
BC12
BC13
FDA*
FOY**
10
×
19 bit
FIFO Status
14-Bit
MSB Byte
Count
14-Bit
*FIFO Data Available Status
**FIFO Overflow Status
Figure 8. Read Register Bit Functions
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