z8f0822 ZiLOG Semiconductor, z8f0822 Datasheet - Page 127

• Manufacturer Part Number: z8f0822
• Description: High Performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Operation
PS022517-0508
To Slave #2’s SS Pin
To Slave #1’s SS Pin
Figure 21. SPI Configured as a Master in a Single Master, Multiple Slave System
The SPI is a full-duplex, synchronous, and character-oriented channel that supports a four-
wire interface (serial clock, transmit, receive and Slave select). The SPI block consists of a
transmit/receive shift register, a Baud Rate (clock) Generator and a control unit.
From Master
From Master
From Master
To Master
From Slave
To Slave
To Slave
VCC
SS
MISO
MOSI
SCK
Figure 22. SPI Configured as a Slave
MISO
MOSI
SCK
SS
GPIO
GPIO
Bit 7
8-bit Shift Register
Bit 0
SPI Slave
8-bit Shift Register
SPI Master
Bit 0
Bit 7
Baud Rate
Generator
Z8 Encore! XP
Product Specification
Serial Peripheral Interface
®
F0822 Series
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