Panasonic MN101C00 - Manual (Page 122)

Chapter 5 Serial Functions
108
5-4-3 Serial Interface Mode Registers
(1) Serial interface 0 mode register (SC0MD0)
Figure 5-4-3 Serial Interface 0 Mode Register 0 (SC0MD0: X'03F50', R/W)
Serial Interface Control Registers
(at reset: -00XX000)
0 1 2 4 3
SC0MD0 SC0LNG0 SC0LNG1 SC0LNG2
SC0LNG0 SC0LNG1 SC0LNG2
SC0STE SC0CE1 SC0DIR SC0CE0 –
5 6 7
0
0
1
0
0
1
8 bit
7 bit
6 bit
5 bit 1
Transfer bit count
0
1
1
0
0
1
4 bit
3 bit
2 bit
1 bit 1
Receive data
input edge
SC0CE1 SC0CE0
0
1
Falling
Rising
Rising Falling
Falling
Rising
Transmit data
output edge
0
1
0
1
0
1
Disable start condition
Selection of synchronous
serial start condition
Enable start condition
SC0STE
0
1
M S B f i r s t
First bit to be transferred
L S B f i r s t
SC0DIR
0
1
Rising
Falling