2-3 mode registers, Xii - 6 – Panasonic MN101C77C User Manual

Page 392

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Control Registers

Chapter 12 Serial Interface 3

XII - 6

12-2-3

Mode Registers

„

Serial Interface 3 Mode Register 0 (SC3MD0)

Figure 12-2-2 Serial Interface 3 Mode Register 0 (SC3MD0 : x'03FA8', R/W)

SC3LNG2

0

SC3LNG1

0

1

0

1

1

2bits

3bits

4bits

Transfer bit count

1bit

0

0

1

1

5bits

6bits

7bits

8bits

0

1

0

1

SC3LNG0

0

1

2

4

5

6

7

3

(At reset: 00 - 0 0 1 1 1 )

SC3MD0

SC3LNG0

SC3LNG1

SC3LNG2

SC3STE

SC3DIR

-

SC3CE1

SC3BSY

0

1

Disable start condition

Synchronous serial data tranfer
start condition

Enable start condition

SC3STE

0

1

MSB first

First bit to be transferred

LSB first

SC3DIR

Falling

Rising

Falling

Rising

Transmission data
output edge

Reception data
input edge

0

1

SC3CE1

Other use

Serial transmission in progress

(at clock synchronous
communication)Serial bus status

0

1

SC3BSY

(*R)

* Only read access is available.

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