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): 12/173頁
文件大?。?/td> 965K
代理商: 37C672
2.3 Serial I/O
2-52
APPLICATION
3802 GROUP USER’S MANUAL
Fig. 2.3.41 Control procedure at a receiving side [Communication using UART]
(Address : 1A16)
(Address : 1B16)
(Address : 1C16)
(Address : 0916)
RESET
Check a completion of receiving.
(Receive buffer full flag)
SIO1STS (Address : 1916), bit1?
1
0
Read out a reception data
from RB (Address : 1816)
SIO1STS (Address : 1916), bit6?
0
1
Initialization
SIO1CON
UARTCON
BRG
P4D
1010X0012
000010002
8–1
XXXXXXX02
.....
SIO1STS (Address : 1916), bit1?
1
0
Check an error flag.
SIO1STS (Address : 1916), bit6?
0
1
P4 (Address : 0816), bit0?
0
1
SIO1CON (Address : 1A16)
0000X0012
1010X0012
Processing for error
Read out a reception data
from RB (Address : 1816)
Receive the first 1 byte data
A Receive buffer full flag is set
to “0” by reading data.
Check a completion of receiving.
(Receive buffer full flag)
Receive the second byte data
A Receive buffer full flag is set
to “0” by reading data.
Check an error flag.
Countermeasure for a bit slippage
X :This bit is not used in this application.
Set it to “0” or “1.” It’s value can be disregarded.
q
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