参数资料
型号: MC68HC05C12ACB
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP42
封装: SHRINK, PLASTIC, DIP-42
文件页数: 141/156页
文件大小: 756K
代理商: MC68HC05C12ACB
Serial Peripiheral Interface (SPI)
Functional Description
MC68HC05C12A Rev. 3.0
General Release Specification
MOTOROLA
Serial Peripiheral Interface (SPI)
85
NON-DISCLOSURE
AGREEMENT
REQUIRED
Figure 10-2. Serial Peripheral Interface Block Diagram
DIVIDER
÷2
÷4
÷16 ÷32
SELECT
8-BIT SHIFT REG
READ DATA BUFF
MSB
LSB
S
M
S
M
PIN
CONTROL
LOGIC
CLOCK
LOGIC
SPI CLOCK
MSTR
SPE
SPIE
SPE
MSTR
CPHA
CPOL
SPR1
SPR0
SPI CONTROL REGISTER
INTERNAL
DATA BUS
SPI INTERRUPT
REQUEST
SPI STATUS REGISTER
SPR1
SPR0
SPI CONTROL
SPIF
WCOL
MODF
INTERNAL
MCU CLOCK
SCK
PD4
SS
PD5
MOSI
PD3
MISO
PD2
(MASTER)
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