參數(shù)資料
型號(hào): 935268625551
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封裝: 10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-314-2, LQFP-64
文件頁(yè)數(shù): 59/82頁(yè)
文件大?。?/td> 1965K
代理商: 935268625551
Philips Semiconductors
ISP1581
Hi-Speed USB interface device
Product data
Rev. 05 — 26 February 2003
62 of 78
9397 750 10766
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
DREQ is continuously asserted until the last transfer is done or the FIFO is full.
Data strobe: DACK (read/write).
(1) Programmable polarity: shown as active LOW.
(2) Programmable polarity: shown as active HIGH.
Fig 20. GDMA slave mode timing (BURST = 00H, MODE = 02H).
th1
tw1
tsu1
td1
tsu2
td2
th2
Tcy1
(write) DATA[15:0]
(read) DATA[15:0]
DREQ (2)
HIGH
DACK(1)
DIOR/DIOW(1)
MGT501
tw2
th3
DREQ is asserted for every transfer.
Data strobes: DIOR (read), DIOW (write).
(1) Programmable polarity: shown as active LOW.
(2) Programmable polarity: shown as active HIGH.
Fig 21. GDMA slave mode timing (BURST = 01H, MODE = 00H).
td1
tw1
tsu1
th1
tsu2
td2
th2
Tcy1
(write) DATA[15:0]
(read) DATA[15:0]
DREQ (2)
DACK(1)
DIOR/DIOW(1)
MGT502
tsu3
ta1
th3
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