MC68HC705JP7 Datasheet, PDF (142/242 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Simple Synchronous Serial Interface
OSCILLATOR
CLOCK
$000A
÷2
SPR0
SPR1
CPHA
MSTR
SPE
LSBF
SPIR
SPIE
SIOP
INTERRUPT
SPIF
DCOL
$000B
CLOCK
DIVIDER
AND
SELECT
CLOCK
CONTROL
LATCH
QS
R
DIN
CLK
COMP
ERROR
DOUT
8-BIT SHIFT
REGISTER
FORMAT CONTROL
(LSB OR MSB FIRST)
$000C
SIOP
DATA REGISTER
(SDR)
INTERNAL M68HC05 BUS
Figure 9-1. SIOP Block Diagram
PORTB LOGIC
PB7
SCK
PORTB LOGIC
PB6
SDI
PORTB LOGIC
PB5
SDO
Advance Information
142
MC68HC705JJ7 • MC68HC705JP7 — REV 4
Simple Synchronous Serial Interface
For More Information On This Product,
Go to: www.freescale.com
MOTOROLA