MC9S12E64CFUE Datasheet, PDF (585/606 Pages) Freescale Semiconductor, Inc – Microcontrollers

A.5 SPI Characteristics
This section provides electrical parametrics and ratings for the SPI.
In Table A-16 the measurement conditions are listed.
Appendix A Electrical Characteristics
Table A-16. Measurement Conditions
Description
Drive mode
Load capacitance C_LOAD, on all outputs
Thresholds for delay measurement points
Value
Unit
full drive mode
—
50
pF
(20% / 80%) V_DDX
V
A.5.1 Master Mode
In Figure A-4 the timing diagram for master mode with transmission format CPHA=0 is depicted.
SS¹
(OUTPUT)
SCK
(CPOL = 0)
(OUTPUT)
SCK
(CPOL = 1)
(OUTPUT)
MISO
(INPUT)
MOSI
(OUTPUT)
2
1
12
4
4
12
5
6
MSB IN²
10
MSB OUT²
BIT 6 . . . 1
9
BIT 6 . . . 1
13
3
13
LSB IN
11
LSB OUT
1.If configured as an output.
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, ..., bit 6, MSB.
Figure A-4. SPI Master Timing (CPHA = 0)
MC9S12E128 Data Sheet, Rev. 1.07
Freescale Semiconductor
585