参数资料
型号: MC68HC705CL16
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 1.802 MHz, MICROCONTROLLER, PQFP100
封装: TQFP-100
文件页数: 122/145页
文件大小: 673K
代理商: MC68HC705CL16
GENERAL RELEASE SPECIFICATION
June 11, 1997
MOTOROLA
SERIAL PERIPHERAL INTERFACE
MC68HC05CL48
9-6
REV 2.0
9.2.2 SPSR SPI Status Register
SPIF SPI Interrupt Request
SPIF is set after the eighth SCK cycle in a data transfer and it is cleared by
reading the SPSR register (with SPIF set) followed by an access (read or write)
to the SPI Data Register.
WCOL Write Collision Status Flag
This error status ag is used to indicate that a serial transfer was in progress
when the MCU tried to write new data into the SPDR data register. The MCU
write is disabled to avoid writing over the data being transmitted. No interrupt is
generated because the error status ag can be read upon completion of the
transfer that was in progress at the time of the error. This ag is automatically
cleared by a read of the SPSR (with WCOL set) followed by an access (read or
write) to the SPDR register.
MODFSPI Mode Error Interrupt Status Flag
This bit is set automatically by SPI hardware if the MSTR control bit is set to
one and the Slave Select input pin becomes zero. This condition is not
permitted in normal operation. This ag is automatically cleared by a read of
the SPSR (with MODF set) followed by a write to the SPCR register.
9.2.3 SPDR SPI Data Register
This 8-bit register is both the input and output register for SPI data. In the SPI
system the 8-bit data register in the master and the 8-bit data register in the slave
are linked by the MOSI and MISO wires to form a distributed 16-bit register. When
a data transfer operation is performed, this 16-bit register is serially shifted eight
bit positions by the SCK clock from the master so the data is effectively
76543210
SPSR
$0021
READ
SPIF
WCOL
0
MODF
0000
WRITE
RESET
00000000
76543210
SPDR
$0022
READ
SPD7
SPD6
SPD5
SPD4
SPD3
SPD2
SPD1
SPD0
WRITE
RESET
UUUUUUUU
相关PDF资料
PDF描述
MC68HC705MC4VDW 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDSO28
MSP430F2002TRSA 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PQCC16
MPC8280CZUSLDX 32-BIT, 375 MHz, RISC PROCESSOR, PBGA480
MPC8270CZQUPEX 32-BIT, 450 MHz, RISC PROCESSOR, PBGA516
MPC8270ZQQLDX 32-BIT, 333 MHz, RISC PROCESSOR, PBGA516
相关代理商/技术参数
参数描述
MC68HC705E6CDW 制造商:Motorola Inc 功能描述: 制造商:MOTOROLA 功能描述:
MC68HC705G1B 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC68HC705J1A 制造商:Freescale Semiconductor 功能描述:
MC68HC705J1ACDW 功能描述:IC MCU 4MHZ 1.2K OTP 20-SOIC RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微控制器, 系列:HC05 其它有关文件:STM32F101T8 View All Specifications 特色产品:STM32 32-bit Cortex MCUs 标准包装:490 系列:STM32 F1 核心处理器:ARM? Cortex?-M3 芯体尺寸:32-位 速度:36MHz 连通性:I²C,IrDA,LIN,SPI,UART/USART 外围设备:DMA,PDR,POR,PVD,PWM,温度传感器,WDT 输入/输出数:26 程序存储器容量:64KB(64K x 8) 程序存储器类型:闪存 EEPROM 大小:- RAM 容量:10K x 8 电压 - 电源 (Vcc/Vdd):2 V ~ 3.6 V 数据转换器:A/D 10x12b 振荡器型:内部 工作温度:-40°C ~ 85°C 封装/外壳:36-VFQFN,36-VFQFPN 包装:托盘 配用:497-10030-ND - STARTER KIT FOR STM32497-8853-ND - BOARD DEMO STM32 UNIV USB-UUSCIKSDKSTM32-PL-ND - KIT IAR KICKSTART STM32 CORTEXM3497-8512-ND - KIT STARTER FOR STM32F10XE MCU497-8505-ND - KIT STARTER FOR STM32F10XE MCU497-8304-ND - KIT STM32 MOTOR DRIVER BLDC497-6438-ND - BOARD EVALUTION FOR STM32 512K497-6289-ND - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME-ND - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U-ND - BOARD EVAL MCBSTM32 + ULINK2更多... 其它名称:497-9032STM32F101T8U6-ND
MC68HC705J1ACP 功能描述:IC MCU 4MHZ 1.2K OTP 20-DIP RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微控制器, 系列:HC05 其它有关文件:STM32F101T8 View All Specifications 特色产品:STM32 32-bit Cortex MCUs 标准包装:490 系列:STM32 F1 核心处理器:ARM? Cortex?-M3 芯体尺寸:32-位 速度:36MHz 连通性:I²C,IrDA,LIN,SPI,UART/USART 外围设备:DMA,PDR,POR,PVD,PWM,温度传感器,WDT 输入/输出数:26 程序存储器容量:64KB(64K x 8) 程序存储器类型:闪存 EEPROM 大小:- RAM 容量:10K x 8 电压 - 电源 (Vcc/Vdd):2 V ~ 3.6 V 数据转换器:A/D 10x12b 振荡器型:内部 工作温度:-40°C ~ 85°C 封装/外壳:36-VFQFN,36-VFQFPN 包装:托盘 配用:497-10030-ND - STARTER KIT FOR STM32497-8853-ND - BOARD DEMO STM32 UNIV USB-UUSCIKSDKSTM32-PL-ND - KIT IAR KICKSTART STM32 CORTEXM3497-8512-ND - KIT STARTER FOR STM32F10XE MCU497-8505-ND - KIT STARTER FOR STM32F10XE MCU497-8304-ND - KIT STM32 MOTOR DRIVER BLDC497-6438-ND - BOARD EVALUTION FOR STM32 512K497-6289-ND - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME-ND - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U-ND - BOARD EVAL MCBSTM32 + ULINK2更多... 其它名称:497-9032STM32F101T8U6-ND