M66596FP datasheet(109/131 Pages) RENESAS

Part #	M66596FP

Description	ASSP (USB2.0 Dual Function Controller)

PDF	131 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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109 / 131 page

M66596FP/WG

rev .1.00

2006.3.14

page 109 of 127

4.9.3

DMA access timing(when a cycle steal transfer and separate bus are set)

4.9.3.1 DMA cycle steal transfer write timing (when a CPU bus address is not used: DFORM=010)

tdis (CTRL - Dreq)

twh (Dreq)

tw (CTRL)

tsu (D)

th (D)

DREQi_N

(i=0,1)

DACKi_N

(i=0,1)

D15-D0

Note 3-2

Note 3-1

ten (CTRL - Dreq)

tsu (Dend)

th (Dend)

DENDi_N

(i=0,1)

Note 3-8

Data determination

DENDi determination

WR1_N,

WR0_N

4.9.3.2 DMA cycle steal transfer read timing(when a CPU bus address is not used: DFORM=010)

tdis (CTRL - Dreq)

twh (Dreq)

twr (CTRL)

ten (CTRL - Dreq)

tv (CTRL - D)

tdis (CTRL - D)

ten (CTRL - D)

ta (CTRL - D)

DREQi_N

(i=0,1)

DACKi_N

(i=0,1)

D15-D0

Note 3-3

DENDi_N determination

ta (CTRL - DendV)

tv (CTRL - DendV)

Note 3-8

Data determination

Note 3-1

RD_N

DENDi_N

(i=0,1)

Note 3-9

M66596FP Datasheet(PDF) 109 Page - Renesas Technology Corp

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