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ManualsBrandsST ManualsEmbedded Processors & ControllersMicrocontroller 32bit 256KB LQFP
211212213214215216217218219220
DS10198 Rev 8 211/270
STM32L476xx Electrical characteristics
238
Figure 36. SPI timing diagram - slave mode and CPHA = 1
1. Measurement points are done at CMOS levels: 0.3 V
DD
and 0.7 V
DD
.
Figure 37. SPI timing diagram - master mode
1. Measurement points are done at CMOS levels: 0.3 V
DD
and 0.7 V
DD
.
MSv41659V1
NSS input
CPHA=1
CPOL=0
SCK input
CPHA=1
CPOL=1
MISO output
MOSI input
t
su(SI)
t
h(SI)
t
w(SCKL)
t
w(SCKH)
t
su(NSS)
t
c(SCK)
t
a(SO)
t
v(SO)
First bit OUT Next bits OUT
Next bits IN
Last bit OUT
t
h(SO)
t
r(SCK)
t
f(SCK)
t
h(NSS)
t
dis(SO)
First bit IN Last bit IN
ai14136c
SCK Output
CPHA= 0
MOSI
OUTPUT
MISO
INP UT
CPHA= 0
LSB OUT
LSB IN
CPOL=0
CPOL=1
B I T1 OUT
NSS input
t
c(SCK)
t
w(SCKH)
t
w(SCKL)
t
r(SCK)
t
f(SCK)
t
h(MI)
High
SCK Output
CPHA=1
CPHA=1
CPOL=0
CPOL=1
t
su(MI)
t
v(MO)
t
h(MO)
MSB IN
BIT6 IN
MSB OUT
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