MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 106

• Manufacturer Part Number: MC68HC705V12CFN
• Description: The Motorola microcontroller
• Manufacturer: MOTOROLA [Motorola, Inc]

Serial Peripheral Interface (SPI)
Advance Information
106
INTERNAL
MCU CLOCK
Figure 10-3. Serial Peripheral Interface Master-Slave Interconnection
2
GENERATOR
SPI CLOCK
SPI STATUS REGISTER
DIVIDER
SELECT
4
SPI CONTROL
Figure 10-2. Serial Peripheral Interface Block Diagram
16
8-BIT SHIFT REGISTER
SPI INTERRUPT
32
REQUEST
(MASTER)
SPI CLOCK
MASTER
Serial Peripheral Interface (SPI)
MSTR
SPE
MSB
INTERNAL
DATA BUS
READ DATA BUFF
8-BIT SHIFT REG
MISO
MOSI
SCK
SPI CONTROL REGISTER
CLOCK
LOGIC
LSB
CLOCK
MISO
MOSI
SCK
8-BIT SHIFT REGISTER
S
M
M
M
S
S
SLAVE
MC68HC705V12
PB2/
MISO
PB3/
MOSI
PB1/
SCK
PB0/
SS
MOTOROLA
—
Rev. 3.0