參數(shù)資料
型號: 37C672
廠商: SMSC Corporation
英文描述: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
中文描述: 增強(qiáng)的超級I / O控制器,快速紅外線
文件頁數(shù): 69/173頁
文件大?。?/td> 965K
代理商: 37C672
3802 GROUP USER’S MANUAL
3-34
APPENDIX
3.5 List of registers
Fig. 3.5.3 Structure of Transmit/Receive buffer register
Transmit/Receive buffer register
b7 b6 b5 b4 b3 b2 b1 b0
B
Function
At reset
RW
0
1
2
3
4
6
7
Transmit/Receive buffer register (TB/RB) [Address : 1816]
A transmission data is written to or a receive data is read out
from this buffer register.
At writing : a data is written to the Transmit buffer register.
At reading : a content of the Receive buffer register is read out.
?
5
?
Fig. 3.5.4 Structure of Serial I/O1 status register
b7 b6 b5 b4 b3 b2 b1 b0
B
Function
At reset
RW
0
1
2
3
4
5
6
7
0
1
Serial I/O1 status register (SIO1STS) [Address : 1916]
Name
Transmit buffer empty flag
(TBE)
0 : (OE)
(PE)
(FE) = 0
1 : (OE)
(PE)
(FE) = 1
Overrun error flag (OE)
0 : Buffer full
1 : Buffer empty
Nothing is allocated for this bit. It is a write disabled bit.
When this bit is read out, the value is “0.”
Receive buffer full flag (RBF)
Transmit shift register shift
completion flag (TSC)
Parity error flag (PE)
Framing error flag (FE)
Summing error flag (SE)
0 : Buffer empty
1 : Buffer full
0 : Transmit shift in progress
1 : Transmit shift completed
0 : No error
1 : Overrun error
0 : No error
1 : Parity error
0 : No error
1 : Framing error
!
Serial I/O1 status register
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