CD00237391 Datasheet, PDF (107/177 Pages) STMicroelectronics – ARM-based 32-bit MCU, 150DMIPs, up to 1 MB Flash/128+4KB RAM

STM32F20xxx
Figure 41. SPI timing diagram - master mode
High
NSS input
CPHA= 0
CPOL=0
CPHA= 0
CPOL=1
tc(SCK)
CPHA=1
CPOL=0
CPHA=1
CPOL=1
MISO
INP UT
tsu(MI)
MOSI
OUTU T
tw(SCKH)
tw(SCKL)
MS BIN
th(MI)
M SB OUT
tv(MO)
BI T6 IN
B I T1 OUT
th(MO)
Electrical characteristics
tr(SCK)
tf(SCK)
LSB IN
LSB OUT
ai14136
Doc ID 15818 Rev 9
107/177