mc9s12xs128 Freescale Semiconductor, Inc, mc9s12xs128 Datasheet - Page 694

• Manufacturer Part Number: mc9s12xs128
• Description: Hcs12 Microcontrollers 16-bit Automotive Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Electrical Characteristics
A.8
This section provides electrical parametrics and ratings for the SPI. In
conditions are listed.
1
A.8.1
In
694
Drive mode
Load capacitance C
Thresholds for delay measurement points
Timing specified for equal load on all SPI output pins. Avoid asymmetric load.
Figure A-6
(CPOL = 1)
(CPOL = 0)
(Output)
(Output)
(Output)
(Output)
1. If configured as an output.
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, bit 2... MSB.
(Input)
MISO
MOSI
SCK
SCK
SPI Timing
SS
Master Mode
the timing diagram for master mode with transmission format CPHA = 0 is depicted.
LOAD
1
,
on all outputs
2
5
10
MSB IN2
MSB OUT2
Description
6
Figure A-6. SPI Master Timing (CPHA = 0)
4
S12XS Family Reference Manual, Rev. 1.10
Table A-26. Measurement Conditions
1
Bit MSB-1. . . 1
4
Bit MSB-1. . . 1
9
12
12
LSB IN
LSB OUT
Table A-26
13
13
(20% / 80%) V
Full drive mode
Value
50
the measurement
11
Freescale Semiconductor
3
DDX
Unit
pF
—
V