Z0221500ZCO Zilog, Z0221500ZCO Datasheet - Page 62

• Manufacturer Part Number: Z0221500ZCO
• Description: Z02215 ONE-CHIP MODEM EVAL KIT
• Manufacturer: Zilog

Specifications of Z0221500ZCO

• Main Purpose: Telecom, Modem
• Utilized Ic / Part: Z02215
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MODEM RESULT CODES
Number Code
0
1
2
3
4
5
6
7
8
10
16
Using The AT Command Set
OK
CONNECT
RING
NO
CARRIER
ERROR
CONNECT
1200
NO
DIALTONE
BUSY
NO
ANSWER
CONNECT
2400
CONNECT
1200TX/
75RX
A result code is a line of text or a number the modem sends to the terminal
to indicate the result of command execution. Some CONNECT result
codes indicate the telephone line data rate. The following table provides a
list of the available result codes.
Result Code Description
A command line is executed without errors.
The modem is in the ON-LINE state, ready to transfer data.
The modem detects a RING signal on the telephone line. The country
configuration may disable the modem’s ability to detect a telephone-
line RING signal.
Either no CARRIER signal is detected when answering or placing a
telephone call, or the CARRIER signal was lost during a call. The
modem also returns this response message when the telephone line
connection is broken for any reason.
A command is invalid or an error exists in the command line.
The modem is in the ON-LINE state, ready to transfer data.
No DIAL tone is detected when the modem takes the telephone line
OFF-HOOK.
The modem detects a BUSY signal on the telephone line.
The required silent period is not detected when the @ dial modifier is
issued.
The modem is in the ON-LINE state, ready to transfer data. The tele-
phone line data rate is 2400 bps.
The modem is in the ON-LINE state, ready to transfer data. This
modem transmits at 1200 bps and receives at 75 bps.
Table 4. Result Codes
PRELIMINARY
Evaluation Board User Manual
Z02215 Single-Chip Modem
UM002304-0802
56