參數(shù)資料
型號: MC68HC705C9ACS
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, UVPROM, 2.1 MHz, MICROCONTROLLER
文件頁數(shù): 51/177頁
文件大?。?/td> 1941K
代理商: MC68HC705C9ACS
Electrical Specifications
Advance Information
MC68HC705C9A — Rev. 4.0
144
Electrical Specifications
MOTOROLA
Figure 12-9. SPI Master Timing Diagram
NOTE
Note:
SS pin of master held high.
MSB IN
SS
(INPUT)
SCK (CPOL = 0)
(OUTPUT)
SCK (CPOL = 1)
(OUTPUT)
MISO
(INPUT)
MOSI
(OUTPUT)
NOTE
4
5
1
13
12
4
12
13
BIT 6–1
LSB IN
MASTER MSB OUT
BIT 6–1
MASTER LSB OUT
10 (ref)
13
11
10
12
11 (ref)
7
6
NOTE
Note:
SS pin of master held high.
MSB IN
SS
(INPUT)
SCK (CPOL = 0)
(OUTPUT)
SCK (CPOL = 1)
(OUTPUT)
MISO
(INPUT)
MOSI
(OUTPUT)
NOTE
4
5
1
13
12
4
13
BIT 6–1
LSB IN
MASTER MSB OUT
BIT 6–1
MASTER LSB OUT
10 (ref)
13
11
10
12
11
7
6
12
a) SPI Master Timing (CPHA = 0)
b) SPI Master Timing (CPHA = 1)
12
This first clock edge is generated internally, but is not seen at the SCK pin.
This last clock edge is generated internally, but is not seen at the SCK pin.
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