參數(shù)資料
型號: ST7FLIT19B
廠商: 意法半導(dǎo)體
英文描述: 8-Bit MCU With Single Voltage Flash Memory, Data EEPROM, ADC, 5 Timers, SPI(內(nèi)部RC,PLL,ADC,ROP,ICP, IAP,SPI的8位MCU)
中文描述: 8位微控制器單電壓閃存存儲器,數(shù)據(jù)EEPROM,模數(shù)轉(zhuǎn)換器,5計時器和SPI(內(nèi)部鋼筋,鎖相環(huán),藝發(fā)局,人事,電感,國際檢察官聯(lián)合會的SPI的8位微控制器)
文件頁數(shù): 135/155頁
文件大?。?/td> 2968K
代理商: ST7FLIT19B
ST7LITE1xB
135/155
COMMUNICATION INTERFACE CHARACTERISTICS
(Cont’d)
Figure 108. SPI Slave Timing Diagram with CPHA=1
1)
Figure 109. SPI Master Timing Diagram
1)
Notes:
1.
Measurement points are done at CMOS levels: 0.3xV
DD
and 0.7xV
DD
.
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
S
I
CPHA=1
CPOL=0
MOSI
INPUT
MISO
OUTPUT
CPHA=1
CPOL=1
t
w(SCKH)
t
w(SCKL)
t
r(SCK)
t
f(SCK)
t
a(SO)
t
su(SI)
t
h(SI)
MSB OUT
BIT6 OUT
LSB OUT
see
note 2
t
su(SS)
t
h(SS)
t
dis(SO)
t
h(SO)
see
note 2
t
c(SCK)
HZ
t
v(SO)
MSB IN
LSB IN
BIT1 IN
SS
INPUT
S
I
CPHA = 0
CPOL = 0
MOSI
OUTPUT
MISO
INPUT
CPHA = 0
CPOL = 1
CPHA = 1
CPOL = 0
CPHA = 1
CPOL = 1
t
c(SCK)
t
w(SCKH)
t
w(SCKL)
t
h(MI)
t
su(MI)
MSB IN
MSB OUT
BIT6 IN
BIT6 OUT
LSB OUT
LSB IN
See note 2
See note 2
t
r(SCK)
t
f(SCK)
t
h(MO)
t
v(MO)
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