Xi - 38 – Panasonic MN101C77C User Manual

Page 364

Advertising

Chapter 11 Serial Interface 0, 1

XI - 38

Operation

Serial Interface 1 Pins Setup (2 channels, at reception)

Table 11-3-15 shows the setup for synchronous serial interface pin with 2 channels (SBO1 pin, SBT1

pin) at reception. SBI1 pin can be used as a general port.

Table 11-3-15 Setup for Synchronous Serial Interface 1 Pin (2 channels, at reception)

Serial Interface 1 Pins Setup (2 channels, at transmission)

Table 11-3-14 shows the setup for synchronous serial interface pin with 2 channels (SBO1 pin, SBT1

pin) at transmission. SBI1 pin can be used as a general port.

Table 11-3-14 Setup for Synchronous Serial Interface 1 Pin (2 channels, at transmission)

SBO1A pin/

SBI1A pin/

SBO1B pin

SBI1B pin

Internal clock

External clock

Port Pin

Serial data output

"1" input

Serial clock I/O

SC0MD1(SC0SBOS)

SC0MD1(SC0SBIS)

Push-pull /

Nch open-drain

SC1ODC(SC1ODC0)
SC1ODC(SC1ODC2)

Output mode

Input mode

P0DIR (P0DIR0)
P7DIR (P7DIR3)

Add/Not Add

P0PLU (P0PLU0)

P7PLUD(P7PLUD3)

Note) Select pull-up/down resistor with P7RDOWN flag of FLOAT register (x'03F2E')
[ Chapter4, 4.7.2 Register ]

P7DIR (P7DIR5)

P0PLU (P0PLU2)

I/O

Pull-up (Pull-down) s etup

Style

SC0MD1 (SC0SBTS)

SC1ODC (SC1ODC1)/SC1ODC (SC1ODC3)

P0DIR (P0DIR2)

P7PLUD (P7PLUD5)

Setup item

Port Pin Setup

SBI / SBO pin Setup

Function

Select us ed pin (A, B)

SC1ODC (SC1SEL)

SBI0/SBO0 connection

SC0MD1 (SC0IOM)

Clock I/O pin

SBT1A pin/SBT1B pin

P02/P75

Data output pin

P00/P73