参数资料
型号: 7534
厂商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 单芯片8位CMOS微机
文件页数: 25/55页
文件大小: 610K
代理商: 7534
7534 Group
Rev.2.00 Jun 21, 2004 page 25 of 54
REJ03B0099-0200Z
Fig. 28 Structure of serial I/O1-related registers (2)
Not used (return “1” when read)
Endpoint 1 enable
0: Endpoint 1 invalid
1: Endpoint 1 valid
USB reset interrupt enable
0: USB reset invalid
1: USB reset valid
Resume interrupt enable
0: Resume invalid
1: Resume valid
Token interrupt enable
0: Token invalid
1: Token valid
USB enable flag
0: USB invalid
1: USB valid
b7 b0
CPU read: Enabled
CPU write: Clear
Hardware read: Not used
Hardware write: Set
USB data toggle synchronization register
(TRSYNC: address 001D
16
)
Not used (return “1” when read)
Sequence bit toggle flag
0: No toggle
1: Sequence toggle
b7 b0
CPU read: Enabled
CPU write: Disabled
Hardware read: Not used
Hardware write: Set/Clear
USB interrupt source discrimination register 1
(USBIR1: address 001E
16
)
Not used (return “1” when read)
Endpoint determination flag
0: Endpoint 0 interrupt
1: Endpoint 1 interrupt
b7 b0
b7 b0
CPU read: Enabled
CPU write: Clear
Hardware read: Not used
Hardware write: Set
USB interrupt source discrimination register 2
(USBIR2: address 001F
16
)
Not used (return “1” when read)
Suspend request flag
0: No request
1: Suspend request
USB reset request flag
0: No request
1: Reset request
Not used (return “1” when read)
Token PID determination flag
0: SETUP interrupt
1: OUT interrupt
Token interrupt flag
0: No request
1: Token request
CPU read: Enabled
CPU write: Disabled
Hardware read: Not used
Hardware write: Set/Clear
CPU read: Enabled
CPU write: Disabled
Hardware read: Not used
Hardware write: Set/Clear
USB interrupt control register
(USBICON: address 0020
16
)
CPU read: Enabled
CPU write: Set/Clear
Hardware read: Used
Hardware write: Not used
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