Datasheet

Serial Peripheral Interface (S08SPI16V1)
MC9S08JM60 Series Data Sheet, Rev. 3
Freescale Semiconductor 253
15.3.4 SPI Status Register (SPIxS)
This register has four read-only status bits. Bits 3 through 0 are not implemented and always read 0. Writes
have no meaning or effect.
Table 15-6. SPI Baud Rate Prescaler Divisor
SPPR2:SPPR1:SPPR0 Prescaler Divisor
0:0:0 1
0:0:1 2
0:1:0 3
0:1:1 4
1:0:0 5
1:0:1 6
1:1:0 7
1:1:1 8
Table 15-7. SPI Baud Rate Divisor
SPR2:SPR1:SPR0 Rate Divisor
0:0:0 2
0:0:1 4
0:1:0 8
0:1:1 16
1:0:0 32
1:0:1 64
1:1:0 128
1:1:1 256
76543210
R SPRF SPMF SPTEF MODF 0 0 0 0
W
Reset00100000
= Unimplemented or Reserved
Figure 15-8. SPI Status Register (SPIxS)