参数资料
型号: ST7FLITES2Y0B6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 16 MHz, MICROCONTROLLER, PDIP16
封装: 0.300 INCH, PLASTIC, DIP-16
文件页数: 6/124页
文件大小: 2155K
代理商: ST7FLITES2Y0B6
ST7LITE0xY0, ST7LITESxY0
103/124
COMMUNICATION INTERFACE CHARACTERISTICS (Cont’d)
Figure 79. SPI Slave Timing Diagram with CPHA=11)
Figure 80. SPI Master Timing Diagram 1)
Notes:
1. Measurement points are done at CMOS levels: 0.3xVDD and 0.7xVDD.
2. When no communication is on-going the data output line of the SPI (MOSI in master mode, MISO in slave mode) has
its alternate function capability released. In this case, the pin status depends of the I/O port configuration.
SS INPUT
SCK
INPUT
CPHA=1
MOSI INPUT
MISO OUTPUT
CPHA=1
tw(SCKH)
tw(SCKL)
tr(SCK)
tf(SCK)
ta(SO)
tsu(SI)
th(SI)
MSB OUT
BIT6 OUT
LSB OUT
see
CPOL=0
CPOL=1
tsu(SS)
th(SS)
tdis(SO)
th(SO)
see
note 2
tc(SCK)
HZ
tv(SO)
MSB IN
LSB IN
BIT1 IN
SS INPUT
SC
K
IN
PU
T
CPHA = 0
MOSI OUTPUT
MISO INPUT
CPHA = 0
CPHA = 1
tc(SCK)
tw(SCKH)
tw(SCKL)
th(MI)
tsu(MI)
MSB IN
MSB OUT
BIT6 IN
BIT6 OUT
LSB OUT
LSB IN
Seenote2
CPOL = 0
CPOL = 1
CPOL = 0
CPOL = 1
tr(SCK)
tf(SCK)
th(MO)
tv(MO)
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