参数资料
型号: MC68HC705JB2P
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDIP20
封装: PLASTIC, DIP-20
文件页数: 128/128页
文件大小: 2493K
代理商: MC68HC705JB2P
August 28, 1998
GENERAL RELEASE SPECIFICATION
UNIVERSAL SERIAL BUS MODULE
REV 1.1
10-31
Figure 10-31. IN Token Data Flow for Transmit Endpoint 0
Transmit Endpoint Enabled?
(USBEN = 1)
Transmit Endpoint ready to Transfer?
(TX0E = 1) && (TXD0F = 0)
No Response
from USB function
Send NAK
Handshake
ACK received and no
Set TXD0F to 1
Transmit Endpoint
Interrupt Enabled?
(TXD0IE = 1)
No Interrupt
Valid transaction
Interrupt generated
Transmit Endpoint not Stalled by firmware?
(STALL0 = 0)
Send STALL
Handshake
Send DATA
Data PID set by T0SEQ
Valid IN token
received for Endpoint 0
N
Y
N
Y
No Response
from USB function
N
Y
Time-out condition occur?
N
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相关PDF资料
PDF描述
MC68HC705JB4P 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDIP28
MC68HC705K1CDW 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PDSO16
MC68HC705K1CP 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PDIP16
MC68HC705K1S 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, CDIP16
MC68HC705K1DW 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PDSO16
相关代理商/技术参数
参数描述
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