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參數(shù)資料
| 型號： | CMX218 |
| 英文描述： | ISDN Data and Telephony-Protocol Engine??? |
| 中文描述： | ISDN數(shù)據(jù)和語音通信協(xié)議引擎？？？ |
| 文件頁數(shù)： | 5/34頁 |
| 文件大?。?/td> | 353K |
| 代理商： | CMX218 |
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ISDN Data and Telephony Protocol Engine (no X.25)
CMX218
1999
Consumer Microcircuits Limited
1999
Chiron Technology Limited
5
D/218/1
1.3
Signal List
S1 Package
80QFP
Signal
Description
Pin No.
Name
Type
1
SCL
O/P
EEPROM - Serial Clock
2
SDA
BI
EEPROM - Serial Data
3
ISDNRST
O/P
ISDN S-interface Chip Reset
4
RI1
O/P
RS232 Port1 Ring Indicator (high when inactive)
5
DCD1
O/P
RS232 Port1 Data Carrier Detect (high when inactive)
6
CTS1
O/P
RS232 Port1 Clear To Send (high when inactive)
7
RSTN
I/P
CMX218 Chip Reset (active low)
8
DV
DD1
Power
The digital positive supply rail. Levels and voltages are
dependent upon this supply. This pin should be
decoupled to DV
SS
by a capacitor
The output of the on-chip Xtal oscillator inverter
9
XTALN
O/P
10
XTAL
I/P
The input to the oscillator inverter from the Xtal circuit
11
DV
SS1
LED1
Power
The digital negative supply rail (ground)
12
O/P
POTS Port Off-Hook Indicator (HK1)
13
LED2
O/P
RS232 Port 1 Auto-Answer Indicator (AA)
14
LED3
O/P
RS232 Port 1 Data Carrier Detect Indicator (DCD)
15
LED4
O/P
RS232 Port 1 Ready To Send Indicator (RTS)
16
LED5
O/P
RS232 Port 1 Receive Data Indicator (RXD)
17
LED6
O/P
RS232 Port 1 Transmit Data Indicator (TXD)
18
LED7
O/P
RS232 Port 1 Data Terminal Ready Indicator (DTR)
19
LED8
O/P
ISDN Line Activated Indicator (AR)
20
STN
O/P
Watchdog Timer Stimulus
21
LED9
O/P
POTS Port Call Connected Indicator (CN1)
22
WRN
O/P
Memory Write Access Strobe
23
RDN
O/P
Memory Read Access Strobe
24
A19
O/P
Memory and Peripheral Address Bus
25
A18
O/P
Memory and Peripheral Address Bus
26
A17
O/P
Memory and Peripheral Address Bus
27
A16
O/P
Memory and Peripheral Address Bus
28
A15
O/P
Memory and Peripheral Address Bus
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相關代理商/技術參數(shù) |
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| CMX218S1 | 制造商:CMLMICRO 制造商全稱:CML Microcircuits 功能描述:ISDN Data/Telephony Protocol Engine |
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| CMX228S1 | 制造商:CMLMICRO 制造商全稱:CML Microcircuits 功能描述:ISDN Protocol Engine with D - channel Data |
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| CMX309 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:CLOCK OSCILLATORS |
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