STM32F302XB Datasheet, PDF (99/133 Pages) STMicroelectronics – ARM Cortex-M4F 32b MCU+FPU, up to 256KB Flash+48KB SRAM

STM32F302xx/STM32F303xx
Figure 26. 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 27. SPI timing diagram - slave mode and CPHA = 1⁽¹⁾
Electrical characteristics
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 0.5V_DD and with external C_L = 30 pF.
th(NSS)
tr(SCK)
tf(SCK)
tdis(SO)
LSB OUT
LSB IN
ai14135
Doc ID 023353 Rev 5
99/133