HD64570F Renesas Electronics America, HD64570F Datasheet - Page 185
HD64570F
Manufacturer Part Number
HD64570F
Description
IC SCA SRL COMM ADAPTER 88QFP
Manufacturer
Renesas Electronics America
Datasheet
1.HD64570F.pdf
(469 pages)
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
Available stocks
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Manufacturer
Quantity
Price
Company:
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HD64570F
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Part Number:
HD64570F16
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
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HITACHI/日立
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Manufacturer:
INFINEON
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5.2.23
TX ready control register 0 (TRC0) determines the MSCI TX ready (TXRDY) activation
condition. The function of this register is the same in asynchronous, byte synchronous, and bit
synchronous modes.
Bits 7 5: Reserved. These bits always read 0 and must be set to 0.
Bits 4 0 (TRC04 TRC00: TX Ready Control 0): Determine the MSCI TX ready (TXRDY)
activation condition. When the data byte count in the transmit buffer is equal to or less than
TXF0, that is, the value set by these bits, TX ready is activated. In other words, the TXRDY bit of
status control register 0 (ST0) is set to 1. Any value can be set in the range from 00H 1FH.
MSCI TX Ready Control Register 0 (TRC0)
Note: Bits 7–5 are reserved. These bits always read 0 and must be set to 0.
Async
Byte sync
Bit sync HDLC
Read/Write
Initial value
—
—
7
0
—
—
6
0
—
—
5
0
R/W
TRC04
4
0
TX ready control 0 (TXF0)
TRC03 TRC02 TRC01 TRC00
R/W
3
0
R/W
Rev. 0, 07/98, page 169 of 453
2
0
R/W
1
0
R/W
0
0
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