MC908QB4CPE Freescale Semiconductor, MC908QB4CPE Datasheet - Page 162

• Manufacturer Part Number: MC908QB4CPE
• Description: IC MCU 8BIT 4K FLASH 16-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908QB4CPE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Serial Peripheral Interface (SPI) Module
162
SPSCK CYCLE
CPHA = 1
CPHA = 0
NUMBER
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
SPSCK
SPSCK
MOSI
BUS
BUS
BUS
BUS
BUS
Figure 15-7. Transmission Start Delay (Master)
TO SPDR
TO SPDR
TO SPDR
WRITE
WRITE
WRITE
TO SPDR
TO SPDR
WRITE
WRITE
EARLIEST
EARLIEST
EARLIEST
EARLIEST
MC68HC908QB8 Data Sheet, Rev. 3
INITIATION DELAY FROM WRITE SPDR TO TRANSFER BEGIN
LATEST
INITIATION DELAY
128 POSSIBLE START POINTS
32 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 128;
8 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 32;
SPSCK = BUS CLOCK ÷ 8;
2 POSSIBLE START POINTS
SPSCK = BUS CLOCK ÷ 2;
MSB
1
BIT 6
2
LATEST
LATEST
LATEST
BIT 5
3
Freescale Semiconductor