MC68HC05C8A Datasheet, PDF (91/158 Pages) Motorola, Inc – Microcontrollers

INTERNAL
MCU CLOCK
DIVIDER
÷ 2 ÷ 4 ÷ 16 ÷ 32
SELECT
SPI CLOCK
(MASTER)
MSB
LSB
8-BIT SHIFT REG
READ DATA BUFF
CLOCK
CLOCK
LOGIC
SPI CONTROL
MSTR
SPE
Serial Peripheral Interface (SPI)
Functional Description
S
M
MISO
PD2
M
S
MOSI
PD3
S
SCK
M
PD4
SS
PD5
SPI STATUS REGISTER
SPI CONTROL REGISTER
INTERNAL
DATA BUS
SPI INTERRUPT
REQUEST
Figure 10-2. Serial Peripheral Interface Block Diagram
MC68HC05C8A • MC68HCL05C8A • MC68HSC05C8A — Rev. 5.0
MOTOROLA
Serial Peripheral Interface (SPI)
Technical Data
91