mc9s08ac16 Freescale Semiconductor, Inc, mc9s08ac16 Datasheet - Page 222

• Manufacturer Part Number: mc9s08ac16
• Description: Hcs08 Microcontrollers 8-bit Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 12 Serial Peripheral Interface (S08SPIV3)
12.4.4
This register has three read-only status bits. Bits 6, 3, 2, 1, and 0 are not implemented and always read 0.
Writes have no meaning or effect.
222
Reset
W
R
SPRF
SPI Status Register (SPI1S)
0
7
= Unimplemented or Reserved
0
0
6
SPPR2:SPPR1:SPPR0
SPR2:SPR1:SPR0
Table 12-5. SPI Baud Rate Prescaler Divisor
Figure 12-8. SPI Status Register (SPI1S)
MC9S08AC16 Series Data Sheet, Rev. 0
0:0:0
0:0:1
0:1:0
0:1:1
1:0:0
1:0:1
1:1:0
1:1:1
0:0:0
0:0:1
0:1:0
0:1:1
1:0:0
1:0:1
1:1:0
1:1:1
SPTEF
Table 12-6. SPI Baud Rate Divisor
1
5
PRELIMINARY
MODF
0
4
Prescaler Divisor
Rate Divisor
3
0
0
128
256
16
32
64
1
2
3
4
5
6
7
8
2
4
8
0
0
2
Freescale Semiconductor
0
0
1
0
0
0