MSC7115 Motorola Semiconductor Products, MSC7115 Datasheet - Page 31

• Manufacturer Part Number: MSC7115
• Manufacturer: Motorola Semiconductor Products

Freescale Semiconductor
HTRQ (double host request)
HREQ (single host request)
MSC7115 Low-Cost 16-bit DSP with DDR Controller Data Sheet, Rev. 11
Figure 14. Host DMA Read Timing Diagram, HPCR[OAD] = 0
Figure 13. Write Timing Diagram, Double Data Strobe
HCS[1–2]
HD[0–15]
HA[0–3]
HWR
HD[0–15]
(Output)
(Output)
HREQ
HACK
49
64
50
57
RX[0–3]
Read
44a
47
54
45
Data
Valid
58
44b
51
63
62
52
46
48
56
31