S9S08SG8E2VTJR Freescale Semiconductor, S9S08SG8E2VTJR Datasheet - Page 235

• Manufacturer Part Number: S9S08SG8E2VTJR
• Description: 8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF
• Manufacturer: Freescale Semiconductor

Specifications of S9S08SG8E2VTJR

• Rohs: yes
• Core: HCS08
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 40 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 512 B
• On-chip Adc: Yes
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TSSOP-20
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 12
• Interface Type: I2C, SCI, SPI
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Program Memory Type: Flash
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 2.7 V

15.1.3
As shown in
prescale bits (SPPR2:SPPR1:SPPR0) choose a prescale divisor of 1, 2, 3, 4, 5, 6, 7, or 8. The three rate
select bits (SPR2:SPR1:SPR0) divide the output of the prescaler stage by 2, 4, 8, 16, 32, 64, 128, or 256
to get the internal SPI master mode bit-rate clock.
Freescale Semiconductor
BUS RATE
CLOCK
SPI SYSTEM
ENABLE
LSBFE
MSTR
SPE
SPI Baud Rate Generation
CLOCK GENERATOR
Figure
SPIBR
MASTER/SLAVE
MODE SELECT
15-4, the clock source for the SPI baud rate generator is the bus clock. The three
SHIFT
OUT
SHIFT
DIRECTION
Tx BUFFER (WRITE SPID)
Rx BUFFER (READ SPID)
MODE FAULT
DETECTION
SPI SHIFT REGISTER
CLOCK
CLOCK
LOGIC
Figure 15-3. SPI Module Block Diagram
SHIFT
MODF
MC9S08SG32 Data Sheet, Rev. 8
Rx BUFFER
SPRF
FULL
Tx BUFFER
EMPTY
SHIFT
SPTEF
SPTIE
SPIE
IN
MASTER CLOCK
SLAVE CLOCK
BIDIROE
MODFEN
SPC0
SSOE
Chapter 15 Serial Peripheral Interface (S08SPIV3)
PIN CONTROL
M
S
M
S
M
S
MASTER/
SLAVE
SPI
INTERRUPT
REQUEST
MOSI
(MOMI)
MISO
(SISO)
SPSCK
SS
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