HD64570F16 Renesas Electronics America, HD64570F16 Datasheet - Page 193
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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Transmission operation starts when a transmit character is written to the transmit buffer in idle
state. The transmit line output changes at the falling edge of the transmit clock pulse as shown in
figures 5.14 (a) and (b). This example uses an 8-bit character, one stop bit, with parity.
A stop bit length of 1, 1.5, or 2 can be specified in 1/16, 1/32, or 1/64 clock mode. In 1/1 clock
mode, only a stop bit length of 1 or 2 is available. Even if 1.5 is specified in this mode, 1 or 2 stop
bits will be used.
"TX reset" or
"channel reset"
issued in any
state
Initialization by reset
transmit state
TX disable
Figure 5.13 State Transition Diagram for Transmission in Asynchronous Mode
Start bit
state
Note: Command names are enclosed in double quotation marks ("").
"TX enable" issued
After
transmission
"TX disable" issued
"TX disable"
issued after transmission
"TX disable" not issued
and data remaining in
transmit buffer
Parity/MP detected
after transmission
transmit state
Data written to transmit buffer
Character
Idle state
transmit state
Parity/MP bit
After transmission
mark transmit
One-bit cycle
No parity/MP
detected after
transmission
"TX disable"
not issued
and no data
remaining in
transmit buffer
after transmission
state
Rev. 0, 07/98, page 177 of 453
No data remaining in transmit
buffer after transmission
Break reset
specified
Data remaining
in transmit buffer
after transmission
Break transmit
transmit state
Stop bit
state
Break transmission
specified in
any state
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