Chapter 11 Serial Interface 0, 1

11-2-5 Serial Interface 1 Mode Registers

„Serial Interface1 Mode Register 0 (SC1MD0)

7

6

5

4

3

2

1

0

 

SC1MD0 SC1CE1 SC1REN SC1TRN

SC1DIR SC1STE SC1LNG2

SC1LNG1 SC1LNG0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(At reset : 0 0 0 0 0 1 1 1 )

SC1LNG2 SC1LNG1 SC1LNG0

 

Synchronous serial

 

transfer bit count

0

0

 

1bit

 

1

 

2bit

0

 

 

 

0

 

3bit

1

 

 

 

 

1

 

4bit

 

 

 

0

0

 

5bit

1

 

6bit

1

 

 

 

0

 

7bit

1

 

1

 

8bit

 

 

 

SC1STE

Synchronous serial transfer

start condition

 

 

0

Disable start condition

1

Enable start condition

SC1DIR

First bit to be transferred

0MSB first

1LSB first

SC1TRN

Transmission data

polarity change

 

0

Positive

 

1

Negative

 

SC1REN

Reception data

polarity change

 

0

Positive

 

1

Negative

 

SC1CE1

Transmission data

Reception data

output edge

input edge

 

0

falling

rising

1

rising

falling

Figure 11-2-11 Serial Interface 1 Mode Register 0 (SC1MD0 : x'03F9A', R/W)

Control Registers XI - 15

Page 341
Image 341
Panasonic F77G, MN101C77C user manual Serial Interface 1 Mode Registers, „Serial Interface1 Mode Register 0 SC1MD0