str712 STMicroelectronics, str712 Datasheet - Page 64

• Manufacturer Part Number: str712
• Description: 144/64-pin Arm7tdmi Mcu With Up To 256kb Flash, 64kb Ram And Emi
• Manufacturer: STMicroelectronics

Electrical parameters
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Figure 34. SPI slave timing diagram with CPHA=0
Figure 35. SPI slave timing diagram with CPHA=1
Figure 36. SPI master timing diagram
1. Measurement points are done at CMOS levels: 0.3xV
MISO
MOSI
MISO
MOSI
MISO
MOSI
SS
CPHA=1
CPOL=0
CPHA=1
CPOL=1
SS
SS
CPHA=0
CPOL=0
CPHA=0
CPOL=1
OUTPUT
INPUT
OUTPUT
INPUT
CPHA = 0
CPOL = 0
CPHA = 0
CPOL = 1
CPHA = 1
CPOL = 0
CPHA = 1
CPOL = 1
INPUT
INPUT
OUTPUT
INPUT
INPUT
t
a(SO)
t
su(SS)
t
a(SO)
t
su(SS)
t
su(SI)
t
t
t
w(SCKH)
w(SCKL)
su(MI)
t
su(SI)
MSB OUT
MSB IN
t
t
w(SCKH)
w(SCKL)
MSB IN
MSB OUT
MSB OUT
t
MSB IN
h(MI)
t
t
h(SI)
c(SCK)
t
h(SI)
t
c(SCK)
t
c(SCK)
t
v(SO)
1)
t
t
t
t
v(MO)
v(SO)
w(SCKH)
w(SCKL)
BIT6 OUT
33
BIT6 OUT
BIT6 OUT
BIT6 IN
and 0.7xV
BIT1 IN
1)
1)
BIT1 IN
t
33
h(SO)
t
h(MO)
t
h(SO)
t
t
r(SCK)
f(SCK)
t
t
t
t
r(SCK)
f(SCK)
r(SCK)
f(SCK)
LSB OUT
LSB IN
LSB IN
LSB OUT
LSB OUT
LSB IN
t
h(SS)
t
h(SS)
t
t
dis(SO)
dis(SO)
STR71xF