參數(shù)資料
型號: MC68B912B32
廠商: Motorola, Inc.
英文描述: 2.5V 100ppm/Degrees C, 50uA in SOT23-3 Series (Bandgap) Voltage Reference 3-SOT-23 -40 to 125
中文描述: 16位微控制器
文件頁數(shù): 92/128頁
文件大?。?/td> 748K
代理商: MC68B912B32
MOTOROLA
92
MC68HC912B32
MC68HC912B32TS/D
Figure 22 SPI Clock Format 0 (CPHA = 0)
Figure 23 SPI Clock Format 1 (CPHA = 1)
t
L
Begin
End
SCK (CPOL=0)
SAMPLE I
(MOSI/MISO)
CHANGE O
(MOSI pin)
SEL SS (O)
(Master only)
Transfer
SCK (CPOL=1)
MSB first (LSBF=0) :
LSB first (LSBF=1) :
MSB
LSB
LSB
MSB
Bit 5
Bit 2
Bit 6
Bit 1
Bit 4
Bit 3
Bit 3
Bit 4
Bit 2
Bit 5
Bit 1
Bit 6
CHANGE O
(MISO pin)
SEL SS (I)
t
T
Minimum 1/2 SCK
f
or t
T
, t
l
, t
L
t
I
t
L
HC12 SPI CLOCK FORM 0
t
L
t
T
for t
T
, t
l
, t
L
Minimum 1/2 SCK
t
I
t
L
Begin
End
SCK (CPOL=0)
SAMPLE I
(MOSI/MISO)
CHANGE O
(MOSI pin)
SEL SS (O)
(Master only)
Transfer
SCK (CPOL=1)
MSB first (LSBF=0) :
LSB first (LSBF=1)
:
MSB
LSB
LSB
MSB
Bit 5
Bit 2
Bit 6
Bit 1
Bit 4
Bit 3
Bit 3
Bit 4
Bit 2
Bit 5
Bit 1
Bit 6
CHANGE O
(MISO pin)
SEL SS (I)
HC12 SPI CLOCK FORM 1
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