mc9s12e256 Freescale Semiconductor, Inc, mc9s12e256 Datasheet - Page 278

• Manufacturer Part Number: mc9s12e256
• Description: Hcs12 Microcontrollers 16-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Chapter 9 Serial Peripheral Interface (SPIV3)
9.3.2
This section consists of register descriptions in address order. Each description includes a standard register
diagram with an associated figure number. Details of register bit and field function follow the register
diagrams, in bit order.
9.3.2.1
Read: anytime
Write: anytime
278
Reset
Reserved
Reserved
Reserved
SPICR1
SPICR2
SPIBR
SPISR
SPIDR
Name
W
R
Register Descriptions
SPIE
SPI Control Register 1 (SPICR1)
0
7
W
W
W
W
W
W
W
W
R
R
R
R
R
R
R
R
SPE
SPIE
SPIF
Bit 7
0
6
7
0
0
Figure 9-3. SPI Control Register 1 (SPICR1)
= Unimplemented or Reserved
SPPR2
SPE
Figure 9-2. SPI Register Summary
SPTIE
6
0
0
6
MC9S12E256 Data Sheet, Rev. 1.08
0
5
SPPR1
SPTEF
SPTIE
5
0
5
MSTR
0
4
MODFEN
SPPR0
MODF
MSTR
4
4
CPOL
3
0
BIDIROE
CPOL
3
0
0
3
CPHA
1
2
CPHA
SPR2
2
0
0
2
Freescale Semiconductor
SSOE
SPISWAI
0
1
SSOE
SPR1
1
0
2
LSBFE
LSBFE
SPC0
SPR0
Bit 0
0
0
0
0