CH2056A ET Cermetek Microelectronics, CH2056A ET Datasheet - Page 14

• Manufacturer Part Number: CH2056A ET
• Manufacturer: Cermetek Microelectronics

Specifications of CH2056A ET

• Main Category: Single Chip
• Power Supply Type: Analog
• Operating Supply Voltage (typ): 3.3/5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Lead Free Status / RoHS Status: Not Compliant

Cermetek Microelectronics, Inc.
2007 Cermetek Microelectronics, Inc.
Terse
Short
+F4
10
11
12
13
14
15
16
17
18
19
20
22
23
24
25
32
33
35
39
40
42
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
61
62
63
64
66
or
0
1
2
3
4
5
6
7
8
9
Result Code Form
+FCERROR
OK
CONNECT
RING
NO CARRIER
ERROR
CONNECT 1200
NO DIAL TONE
BUSY
NO ANSWER
CONNECT 0600
CONNECT 2400
CONNECT 4800
CONNECT 9600
CONNECT 7200
CONNECT 12000
CONNECT 14400
CONNECT 19200
CONNECT 38400
CONNECT 57600
CONNECT
115200
CONNECT
230400
CONNECT
75TX/1200RX
CONNECT
1200TX/75RX
DELAYED
MESSAGE-
WAITING
BLACKLISTED
FAX
DATA
+MRR: 75
+MRR: 300
+MRR: 600
+MRR: 1200/75
+MRR: 75/1200
+MRR: 1200
+MRR: 2400
+MRR: 4800
+MRR: 7200
+MRR: 9600
+MRR: 12000
+MRR: 14400
+MRR: 16800
+MRR: 19200
+MRR: 21600
+MRR: 24000
+MRR: 26400
+MRR: 28800
CARRIER 16800
CARRIER 21600
CARRIER 24000
CARRIER 26400
CARRIER 28800
+DR: ALT
Table 4.
Verbose or Long
Result Code Summary.
0
X
X
X
X
X
X
1
3
3
X
1
1
1
1
1
1
1
1
1
1
X
4
X
4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1
1
1
1
1
X
1
1
1
Command
n is ATXn
1
X
X
X
X
X
X
X
3
3
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
4
X
4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
2
X
X
X
X
X
X
X
X
3
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
4
X
4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
3
4
4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
4
2
2
2
2
2
2
2
2
2
2
2
Notes
Page 14
Table 4.
Terse
Short
130
134
135
136
137
138
139
139
140
141
142
145
146
147
150
151
152
153
154
155
156
157
158
159
160
161
162
165
166
167
168
169
170
171
172
173
174
175
176
180
67
68
69
70
77
78
79
80
81
83
84
85
86
87
91
or
Result Code Form
CH179XA/2056A High Speed Family of Ultra Small Modems
+DR: V42B
+DR: V44
+DR: None
+ER: NONE
+ER: LAPM
+MRR: 31200
+MRR: 33600
+ER: ALT
+ER:
CELLULAR
LINE IN USE
CONNECT 33600
OFF-HOOK
INTRUSION
LINE REVERSAL
DETECTED
NO LINE
CONNECT 31200
+ILRR
+MCR: B103
+MCR: B212
+MCR: V21
+MCR: V22
+MCR: V22B
+MCR: V23
+MCR: V23C
+MCR: V32
+MCR: V32B
+MCR: V34
+MCR: V90
+MCR: V92
+MCR: V92
+MRR: 32000
+MRR: 34000
+MRR: 36000
+MRR: 38000
+MRR: 40000
+MRR: 42000
+MRR: 44000
+MRR: 46000
+MRR: 48000
+MRR: 50000
+MRR: 52000
+MRR: 54000
+MRR: 56000
CONNECT 32000
CONNECT 34000
CONNECT 36000
CONNECT 38000
CONNECT 40000
CONNECT 42000
CONNECT 44000
CONNECT 46000
CONNECT 48000
CONNECT 50000
CONNECT 52000
CONNECT 54000
CONNECT 28000
Verbose or Long
Result Code Summary (Continuation).
Document No. 607-0020 Revision B (01/07)
ALT-
0 1 2 3 4
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X 2
X X X X X 2
X X X X X
X X X X X
X X X X X
1 X X X X 2
X X X X X
X X X X X
X X X X X 2
1 X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
X X X X X 3
Command
n is ATXn
Notes