參數(shù)資料
型號: UPD720122GC-9EU
廠商: NEC Corp.
英文描述: MOS Integrated Circuit
中文描述: 馬鞍山集成電路
文件頁數(shù): 54/82頁
文件大小: 650K
代理商: UPD720122GC-9EU
Data Sheet S16685EJ2V0DS
54
μ
PD720122
(TCB timing)
EP2_WRB
EP2_TCB
L16t
75
L16t
65
EP2_DRQB
EP2_DACKB
L16t
64
(Retransmission timing)
EP2_DACKB
EP2_WRB
EP2_DRQB
L16t
66
EP2_TCB
High level
L16t
70
LD15 to LD0
VALID
VALID
Last
1
Last
DMA transfer retry timing
If EP2_DACKB is deasserted without RDB
access after EP2_DRQB has been
deasserted, EP2_DRQB is asserted again.
However, note that the retry operation
cannot be performed in the 8-bit mode.
L16t
73
L16t
62
L16t
63
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