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參數(shù)資料
| 型號： | 73K321L |
| 廠商： | TDK Corporation |
| 英文描述： | Miniature Switch, High Precision |
| 中文描述： | 國際電話電報諮詢委員會.23，.21單芯片調(diào)制解調(diào)器 |
| 文件頁數(shù)： | 7/24頁 |
| 文件大?。?/td> | 140K |
| 代理商： | 73K321L |
73K321L
CCITT V.23, V.21
Single-Chip Modem
7
REGISTER ADDRESS TABLE
X = Undefined, mask in software
0 = Only write zero to these locations
TRANSMIT
MODE 4
00=NORMAL
01=ANALOG LOOPBACK
10=REMOTE DIGITAL
LOOPBACK
11=LOCAL DIGITAL
LOOPBACK
CONTROL
REGISTER
0
000
TRANSMIT
MODE
3
TRANSMIT
MODE
2
TRANSMIT
ENABLE
ORIGINATE/
ANSWER
DATA BIT NUMBER
AD2 - AD0
REGISTER
ADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
TEST
MODE
0
TEST
MODE
1
RESET
CLK
CONTROL
ADD PH. EQ.
ENABLE
DETECT
INTERRUPT
TRANSMIT
PATTERN
0
TRANSMIT
PATTERN
1
001
CONTROL
REGISTER
1
CR1
LONG
LOOP
CALL
PROGRESS
SPECIAL
TONE
CARRIER
DETECT
RECEIVE
DATA
010
DETECT
REGISTER
DR
DTMF0/
SPECIAL
TONE
DTMF1
DTMF2/
V.23 FDX
DTMF3
TRANSMIT
DTMF
TRANSMIT
ANSWER
TONE
RXD
OUTPUT
CONTROL
011
TONE
CONTROL
REGISTER
TR
TRANSMIT
MODE
0
0000=PWR DOWN
1100=FSK
0001=TRANSMIT DTMF, CALL PROGRESS DETECTION
0=DISABLE
TXA OUTPUT
1=ENABLE
TXA OUTPUT
IN V.21 MODE:
0=ANSWER
1=ORIGINATE
IN V.23 MODE :
0=RECEIVE @ 1200 BIT/S, TRANSMIT @ 75 BIT/S
1=RECEIVE @ 75 BIT/S, TRANSMIT @ 1200 BIT/S
00=TX DATA
01=TX ALTERNATE
10=TX MARK
11=TX SPACE
0=DISABLED
1=ENABLED
0=NORMAL EQ.
1=ADD EXTRA
PHASE EQ.
IN V.23
0=XTAL
1= NOT SUPPORTED IN THIS DEVICE
1=RESET
0=NORMAL
OUTPUTS
RECEIVED
DATA STREAM
0=CONDITION NOT DETECTED
1=CONDITION DETECTED
RXD PIN
0=NORMAL
1=TRI STATE
0=OFF
1=ON
0=DATA
1=TX DTMF
4 BIT CODE FOR 1 OF 16
DUAL TONE COMB-
INATIONS. OVERIDES
OTHER TRANSMIT MODES
CR0
0=V.23 FSK
1=V.21 FSK
TRANSMIT
CALLING
TONE
0=ANSWER TONE FREQ.=2225 Hz
FSK MARK WILL BE INDICATED
BY SPECIAL TONE BIT IN DR
1=ANSWER TONE FREQ.=2100 Hz
EITHER 2100 Hz (IN ORIG.) OR
1300 Hz (IN ANS.) WILL BE
INDICATED BY SPECIAL TONE
BIT IN DR
0=OFF
1=ON
0=HALF DUPLEX V.23
1=ALLOWS V.23 FULL
DUPLEX OPERATION
00XX=73K212AL, 322L, 321L
01XX=73K221AL, 302L
10XX=73K222AL, 222BL
1100=73K224L
1110=73K324L
1100=73K224BL
1110=73K324BL
ID
REGISTER
10
110
ID
ID
ID
ID
0
0
X
X
X
X
X
X
X
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 73K322L-IH | CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IP | CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L | CCITT V.23, V.22, V.21 Single-Chip Modem(CCITT V.23, V.22, V.21單片Modem) |
| 73M223 | 1200 Baud FSK Modem |
| 73M223-CL | 1200 Baud FSK Modem |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 73K321L-IH | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.21 Single-Chip Modem |
| 73K321L-IP | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.21 Single-Chip Modem |
| 73K322L | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IH | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IP | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
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