STM32F102R8T6 Datasheet, PDF (60/76 Pages) STMicroelectronics – Medium-density USB access line,ARM-based 32b MCU with 64/128KB Flash,USB FS interface,6 timers, ADC&8 com. interfaces

Electrical characteristics
Figure 27. SPI timing diagram - slave mode and CPHA=0
NSS input
CPHA= 0
CPOL=0
CPHA= 0
CPOL=1
tSU(NSS)
tc(SCK)
tw(SCKH)
tw(SCKL)
ta(SO)
MISO
OUT P UT
MOSI
I NPUT
tsu(SI)
tv(SO)
MS B O UT
M SB IN
th(SI)
th(SO)
BI T6 OUT
B I T1 IN
Figure 28. SPI timing diagram - slave mode and CPHA=1⁽¹⁾
STM32F102x8, STM32F102xB
th(NSS)
tr(SCK)
tf(SCK)
tdis(SO)
LSB OUT
LSB IN
ai14134c
NSS input
tSU(NSS)
CPHA=1
CPOL=0
CPHA=1
CPOL=1
tw(SCKH)
tw(SCKL)
MISO
OUT P UT
MOSI
I NPUT
ta(SO)
tsu(SI)
tc(SCK)
tv(SO)
MS B O UT
th(SI)
M SB IN
th(SO)
BI T6 OUT
B I T1 IN
1. Measurement points are done at CMOS levels: 0.3V_DD and 0.7V_DD.
th(NSS)
tr(SCK)
tf(SCK)
tdis(SO)
LSB OUT
LSB IN
ai14135
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Doc ID 15056 Rev 4