S9S12P64J0CFT Freescale Semiconductor, S9S12P64J0CFT Datasheet - Page 408

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S9S12P64J0CFT

Manufacturer Part Number
S9S12P64J0CFT
Description
16-bit Microcontrollers - MCU 16-bit 64K Flash
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of S9S12P64J0CFT

Rohs
yes
Core
S12
Processor Series
MC9S12P
Data Bus Width
16 bit
Maximum Clock Frequency
25 MHz
Program Memory Size
64 KB
Data Ram Size
4 KB
On-chip Adc
Yes
Operating Supply Voltage
3.15 V to 5.5 V
Operating Temperature Range
- 40 C to + 125 C
Package / Case
QFN-48
Mounting Style
SMD/SMT
Serial Peripheral Interface (S12SPIV5)
12.3.2.4
Read: Anytime
Write: Has no effect
408
Module Base +0x0003
SPPR2
Reset
SPTEF
MODF
Field
SPIF
1
1
1
1
1
1
1
1
1
1
7
5
4
W
R
SPIF
SPIF Interrupt Flag — This bit is set after received data has been transferred into the SPI data register. For
information about clearing SPIF Flag, please refer to
0 Transfer not yet complete.
1 New data copied to SPIDR.
SPI Transmit Empty Interrupt Flag — If set, this bit indicates that the transmit data register is empty. For
information about clearing this bit and placing data into the transmit data register, please refer to
0 SPI data register not empty.
1 SPI data register empty.
Mode Fault Flag — This bit is set if the SS input becomes low while the SPI is configured as a master and mode
fault detection is enabled, MODFEN bit of SPICR2 register is set. Refer to MODFEN bit description in
Section 12.3.2.2, “SPI Control Register 2
register (with MODF set) followed by a write to the SPI control register 1.
0 Mode fault has not occurred.
1 Mode fault has occurred.
Table 12-7. Example SPI Baud Rate Selection (25 MHz Bus Clock) (Sheet 3 of 3)
SPI Status Register (SPISR)
0
7
SPPR1
1
1
1
1
1
1
1
1
1
1
= Unimplemented or Reserved
0
0
6
SPPR0
0
0
1
1
1
1
1
1
1
1
Figure 12-6. SPI Status Register (SPISR)
S12P-Family Reference Manual, Rev. 1.13
Table 12-8. SPISR Field Descriptions
SPTEF
1
5
SPR2
1
1
0
0
0
0
1
1
1
1
(SPICR2)”. The flag is cleared automatically by a read of the SPI status
MODF
SPR1
0
4
1
1
0
0
1
1
0
0
1
1
Description
Table
SPR0
0
1
0
1
0
1
0
1
0
1
0
0
12-9.
3
Baud Rate
Divisor
1792
1024
2048
0
0
2
896
128
256
512
16
32
64
Freescale Semiconductor
0
0
1
1.5625 Mbit/s
781.25 kbit/s
390.63 kbit/s
195.31 kbit/s
27.90 kbit/s
13.95 kbit/s
97.66 kbit/s
48.83 kbit/s
24.41 kbit/s
12.21 kbit/s
Baud Rate
Table
12-10.
0
0
0

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