56K Internal Voice/Fax/Data Speakerphone Modem
General Description Internal K56Plus Rockwell chip-set based voice/fax/data speakerphone modem. Built-in flashrom enables for software firmware upgrade to the eventual ITU-T 56K standard. It supports up to 56K (FCC allows 53.3K only) downstream and 33.6K upstream data transfer. It has built-in microphone and speakerphone jacks. COM port is set via PnP or onboard jumpers.
ITU-T ITU-T V.34Annex12, V.34, V.32bis, V.32, V.17, V.29, V.27ter, V.22bis, V.23, V.22, V.21
Bell Bell 212A, 103
Error Correction MNP Class 2-4 & ITU-T V.42
Data Compression MNP 5 & ITU-T V.42bis
Data Speed Download (bps) 53300, 52000, 50000, 48000, 46000, 44000, 42000, 4000, 38000, 36000, 34000, 33600, 32000, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200.....
Data Speed Upload (bps) 33600, 32000, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800, 2400, 1200, 300
COM port & IRQ COM 1, 2, 3, 4 & IRQ 3, 4, 5, 7 (See Jumper Setting Table Below)
Fax Class Group 3 Fax Class 1
Dialing Type Tone or Pulse
Speakerphone
Acoustic and line echo cancellation
Programmable microphone AGC
Microphone volume selection and muting
Speaker volume control and muting
Voice Mode
Enhanced ADPCM compression/decompression
Tone detection/generation and call discrimination
Concurrent DTMF detection
Optional DSVD
Bundled Software Cheyenne Bitware 3.30.08L or SuperVoice 2.2F

COM Port Jumper Setting

COM port

I/O Address

S1 (Short)

JP4 - JP6 (short)

JP8

COM 1

03F8 - 03FF

2 and 4

1 and 2

Open

COM 2

02F8 - 02FF

2 and 6

1 and 2

Open

COM 3

03E8 - 03EF

1 and 4

1 and 2

Open

COM 4

02E8 - 02EF

1 and 6

1 and 2

Open

IRQ Jumper Setting

IRQ Assignment

Jumper S1 Setting (Short)

IRQ 3

5

IRQ 4

3

IRQ 5

7

IRQ 7

8

PnP Jumper Setting

S1

JP4 - JP6 (Short)

JP8

Does not matter

2 and 3

Short

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