HD64570F Renesas Electronics America, HD64570F Datasheet - Page 95

• Manufacturer Part Number: HD64570F
• Description: IC SCA SRL COMM ADAPTER 88QFP
• Manufacturer: Renesas Electronics America

Specifications of HD64570F

• Applications: ISDN
• Interface: Serial
• Voltage - Supply: 4.5 V ~ 5.5 V
• Package / Case: 88-QFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

CLK
A to A
AS (ME)
WAIT
RD
WR
D to D
(Out)
D to D
(In)
0
0
0
CLK
A to A
AS (ME)
WAIT
RD
WR
D to D
(Out)
D to D
(In)
Figure 3.16 Master Mode Bus Timing Sequence in CPU Mode 1
23
0
0
0
7
7
23
7
7
T
1
DMA read cycle
T
Memory address
DMA read cycle
1
Memory address
T
2
T
2
T
With T
Data
latch point
No T
W
Data
latch point
T
W
3
W
T
states
3
states
Transmit data
Transmit data
T
DMA write cycle
1
T
Memory address
DMA write cycle
1
Receive data
T
Memory address
2
T
Receive data
2
T
Rev. 0, 07/98, page 79 of 453
3
T
W
T
3