HD64570F16 Renesas Electronics America, HD64570F16 Datasheet - Page 93
HD64570F16
Manufacturer Part Number
HD64570F16
Description
IC SCA SRL COMM ADAPTER 88QFP
Manufacturer
Renesas Electronics America
Datasheet
1.HD64570F16.pdf
(469 pages)
Specifications of HD64570F16
Applications
ISDN
Interface
Serial
Voltage - Supply
4.75 V ~ 5.25 V
Package / Case
88-QFP
Mounting Type
Surface Mount
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temp Range
-20C to 75C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64570F16
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
HD64570F16
Manufacturer:
HITACHI/日立
Quantity:
20 000
Company:
Part Number:
HD64570F16V
Manufacturer:
INFINEON
Quantity:
12 000
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Transfer of Three or More Bytes from Odd Address: In CPU modes 0, 2, and 3, to transfer
three or more bytes starting at an odd address by direct memory access, the DMAC first transfers
one byte from the odd address, then transfers successive words starting from the next even
address. If one byte remains to be transferred at the end, it is transferred from an even address.
Figure 3.14 shows an example of data transfer starting from an odd address.
Figures 3.15 to 3.17 show the master mode bus transfer timing sequence in each CPU mode.
2n + 7
2n + 5
2n + 3
2n + 1
D
(3)
(2)
(1)
15
Byte transfer
—
(a) CPU Mode 0
Figure 3.14 Data Transfer from Odd Address (example)
Word transfer
Word transfer
D
8
D
(4)
7
Byte transfer
—
D
0
2n + 6
2n + 4
2n + 2
2n
2n + 6
2n + 4
2n + 2
2n
D
(4)
(3)
(2)
15
Byte transfer
(b) CPU Modes 2 and 3
2n, 2n + 1,
—
Word transfer
Word transfer
Rev. 0, 07/98, page 77 of 453
D
8
D
(1)
7
are addresses
Byte transfer
—
D
0
2n + 7
2n + 5
2n + 3
2n + 1
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