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Chapter 11 Serial Interface 0, 1
XI - 8
Control Registers
11-2-3 Serial Interface 0 Mode Registers
Serial Interface 0 Mode Register 0 (SC0MD0)
Figure 11-2-3 Serial Interface 0 Mode Register 0 (SC0MD0 : x'03F92', R/W)
SC0LNG2
0
SC0LNG1
0
1
0
1
1
2bit
3bit
4bit
Synchronous serial
transfer bit count
1bit
0
0
1
1
5bit
6bit
7bit
8bit
0
1
0
1
SC0LNG0
0124
567
3
(At reset : 0 0 0 0 0 1 1 1 )
SC0MD0
SC0LNG0SC0LNG1SC0LNG2
SC0STESC0DIRSC0TRNSC0RENSC0CE1
0
1
Disable start condition
Synchronous serial transfer
start condition
Enable start condition
SC0STE
0
1
MSB first
First bit to be transferred
LSB first
SC0DIR
0
1
Positive
Reception data
polarity change
Negative
SC0REN
0
1
Positive
Transmission data
polarity change
Negative
SC0TRN
0
1
falling
rising falling
rising
Transmission data
output edge
Reception data
input edge
SC0CE1