PD17012_15 Datasheet, PDF (167/320 Pages) Renesas Technology Corp – 4-BIT SINGLE-CHIP MICROCONTROLLERS WITH DIGITAL TUNING SYSTEM HARDWARE

µPD17012, 17P012
15. SERIAL INTERFACE
The serial interface is used to transfer 8-bit serial data with an external device.
Figure 15-1. Block Diagram of Serial Interface
Control register
Data buffer
Peripheral address 03H
P0A2/SCK1
P0A1/SO1
P0A0/SI1
Presettable shift register
I/O
con-
trol
Clock control
Clock generation
Serial interface
Data Sheet U10101EJ4V0DS
165