AT91M40400 View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'AT91M40400' PDF : 116 Pages View PDF
• NBSTOP: Number of Stop Bits
The interpretation of the number of stop bits depends on SYNC.
NBSTOP
0
0
0
1
1
0
1
1
Asynchronous (SYNC = 0)
1 stop bit
1.5 stop bits
2 stop bits
Reserved
Synchronous (SYNC = 1)
1 stop bit
Reserved
2 stop bits
Reserved
• CHMODE: Channel Mode
CHMODE
0
0
0
1
1
0
1
1
Mode Description
Normal Mode
The USART Channel operates as an Rx/Tx USART.
Automatic Echo
Receiver Data Input is connected to the TXD pin.
Local Loopback
Transmitter Output Signal is connected to Receiver Input Signal.
Remote Loopback
RXD pin is internally connected to TXD pin.
• CKLO: Clock Output Select
0 = The USART does not drive the SCK pin.
1 = The USART drives the SCK pin if USCLKS[1] is 0.
74
AT91M40400
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