mc9s08gw32 Freescale Semiconductor, Inc, mc9s08gw32 Datasheet - Page 26

• Manufacturer Part Number: mc9s08gw32
• Description: 8-bit Hcs08 Central Processor Unit Cpu
• Manufacturer: Freescale Semiconductor, Inc

Electrical Characteristics
3.10.3
Table 15
26
1.There is 20 pF load on the SPI ports.
2.There are three types of SPI ports in MC9S08GW64 Series. They are ports for AMR, ports shared with LCD pads
and normal ports. This timing is for normal ports condition.
and
Figure 19
SPI Timing
No.
—
10
11
12
1
2
3
4
5
6
7
8
9
C
D
D
D
D
D
D
D
D
D
D
D
D
D
through
Operating frequency
SPSCK period
Enable lead time
Enable lag time
Clock (SPSCK) high or low time
Data setup time (inputs)
Data hold time (inputs)
Slave access time
Slave MISO disable time
Data valid (after SPSCK edge)
Data hold time (outputs)
Rise time
Fall time
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Input
Output
Input
Output
Figure 22
PRELIMINARY-SUBJECT TO CHANGE WITHOUT NOTICE
MC9S08GW64 Series MCU Data Sheet, Rev. 1
Function
describe the timing requirements for the SPI system
Table 15. SPI Timing
t
Symbol
WSPSCK
t
SPSCK
t
Lead
t
t
t
t
t
t
f
Lag
t
t
t
HO
RO
SU
t
dis
FO
op
t
HI
RI
FI
a
v
f
t
t
Bus
cyc
cyc
Min
1/2
1/2
30
30
25
—
—
—
—
—
—
—
—
/2048
0
2
4
1
1
0
0
0
– 30
– 30
1,2
.
1024 t
Freescale Semiconductor
t
t
cyc
cyc
f
f
2048
Max
Bus
Bus
60
60
25
25
—
—
—
—
—
—
—
—
—
—
—
—
1
1
– 25
– 25
/2
/4
cyc
t
t
SPSCK
SPSCK
Unit
t
t
t
t
t
t
Hz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cyc
cyc
cyc
cyc
cyc
cyc