MC68HC705C8ACFB Freescale Semiconductor, MC68HC705C8ACFB Datasheet - Page 139

• 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: -

11.1 Contents
11.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
Section 11. Serial Peripheral Interface (SPI)
11.2
11.3
11.4
11.4.1
11.4.2
11.5
11.6
11.7
11.7.1
11.7.2
11.7.3
11.8
11.9
11.9.1
11.9.2
11.9.3
The serial peripheral interface (SPI) module allows full-duplex,
synchronous, serial communication with peripheral devices.
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Multiple-SPI Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Serial Clock Polarity and Phase . . . . . . . . . . . . . . . . . . . . . . .146
SPI Error Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
SPI Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148
SPI I/O Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Pin Functions in Master Mode . . . . . . . . . . . . . . . . . . . . . . 143
Pin Functions in Slave Mode . . . . . . . . . . . . . . . . . . . . . . .144
Mode Fault Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147
Write Collision Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Overrun Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
SPI Data Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
SPI Control Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
SPI Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Serial Peripheral Interface (SPI)
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Technical Data
139