参数资料
型号: ST72121J4T1/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, TQFP-44
文件页数: 80/87页
文件大小: 1365K
代理商: ST72121J4T1/XXX
81/87
ST72121
PERIPHERAL CHARACTERISTICS (Cont’d)
Measurement points are VOL,VOH,VIL and VIH in the SPI Timing Diagram
Figure 45. SPI Slave Timing Diagram CPHA=0, CPOL=0
Figure 46. SPI Slave Timing Diagram CPHA=0, CPOL=1
Figure 47. SPI Slave Timing Diagram CPHA=1, CPOL=0
Figure 48. SPI Slave Timing Diagram CPHA=1, CPOL=1
1
6
7
10
11
12
13
SS
(INPUT)
SCK
MISO
MOSI
(INPUT)
(OUTPUT)
5
4
(INPUT)
2
3
8
9
HIGH-Z
VR000113
D7-IN
D6-IN
D0-IN
D7-OUT
D6-OUT
D0-OUT
1
6
7
10
11
12
13
SS
(INPUT)
SCK
MISO
MOSI
(INPUT)
(OUTPUT)
5
4
(INPUT)
2
3
8
9
HIGH-Z
VR000114
D7-IN
D6-IN
D0-IN
D7-OUT
D6-OUT
D0-OUT
1
6
7
10
11
12
13
SS
(INPUT)
SCK
MISO
MOSI
(INPUT)
(OUTPUT)
5
4
(INPUT)
2
3
8
9
HIGH-Z
VR000111
D7-OUT
D6-OUT
D0-OUT
D7-IN
D6-IN
D0-IN
1
6
7
10
11
12
13
SS
(INPUT)
SCK
MISO
MOSI
(INPUT)
(OUTPUT)
54
(INPUT)
2
3
8
9
HIGH-Z
D7-OUT
D6-OUT
D0-OUT
D7-IN
D6-IN
D0-IN
VR000112
81
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