Z0221524ASCR50A5TR Zilog, Z0221524ASCR50A5TR Datasheet - Page 30
Z0221524ASCR50A5TR
Manufacturer Part Number
Z0221524ASCR50A5TR
Description
IC MODEM CTRL 2400BPS 44LQFP
Manufacturer
Zilog
Datasheet
1.Z0221524VSCR4508.pdf
(74 pages)
Specifications of Z0221524ASCR50A5TR
Data Format
V.21, V.22, V.23, Bell 103, Bell 212A
Baud Rates
2.4k
Interface
Serial
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
44-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
Z0221524ASCR50A5T
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
PS001907-0904
Command
&HT
PTT Test
Table 3. AT Command Set (Continued)
Single Chip Modem with Integrated Controller, Data Pump, and AFE
Function and Description
The &HT command enables the modem to transmit tones for PTT testing. The
test tone is generated until a character is typed on the modem’s terminal. If this
command is issued when the command is disabled by a country configuration,
the modem returns an ERROR result.
&HT0 – &HT9
&HT10
&HT11
&HT12
&HT13
&HT14
&HT15
&HT16
&HT17
&HT18
&HT19
&HT20
&HT21
&HT22
&HT23
&HT24
&HT25
&HT26
&HT27
&HT28
DTMF tone for digit n where the command is &HTn
DTMF tone“*”
DTMF tone “#”
DTMF tone “A”
DTMF tone “B”
DTMF tone “C”
DTMF tone “D”
V.21 channel 1 mark
V.21 channel 2 marks
V.23 1200bps marks
V.23 75bps marks
V.21 channel 1 spaces
V.21 channel 2 spaces
V.23 1200bps spaces
V.23 75bps spaces
V.22 originate mode
V.22 answer mode
V.22bis originate mode
V.22bis answer mode
V.25 calling tone
AT Command Set
Z02215
24