MC68HC705C8ACFB Freescale Semiconductor, MC68HC705C8ACFB Datasheet - Page 140

• Manufacturer Part Number: MC68HC705C8ACFB
• Description: IC MCU 8K 4MHZ OTP 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFB

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Serial Peripheral Interface (SPI)
11.3 Features
Technical Data
140
Features of the SPI include:
Figure 11-1
summary of the SPI input/output (I/O) registers.
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Freescale Semiconductor, Inc.
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Full-duplex operation
Master and slave modes
Four programmable master mode frequencies (1.05 MHz
maximum)
2.1-MHz maximum slave mode frequency
Serial clock with programmable polarity and phase
End of transmission interrupt flag
Write collision error flag
Bus contention error flag
Serial Peripheral Interface (SPI)
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shows the structure of the SPI module.
MC68HC705C8A — Rev. 3
Figure 11-2
MOTOROLA
is a