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RC336D/SP-PNP
Conexant RC336D/SP-PNP Manuals
Manuals and User Guides for Conexant RC336D/SP-PNP. We have
1
Conexant RC336D/SP-PNP manual available for free PDF download: Designer's Manual
Conexant RC336D/SP-PNP Designer's Manual (88 pages)
Modem Device Sets for Desktop Applications
Brand:
Conexant
| Category:
Modem
| Size: 0 MB
Table of Contents
Table of Contents
3
1 Introduction
9
Summary
9
Table 1-1. Modem Models and Functions
10
Features
11
Technical Overview
12
General Description
12
Data/Fax Modes
12
Synchronous Access Mode (SAM)
12
World Class Operation
12
Figure 1-1. Block Diagram - Serial DTE Interface
13
Figure 1-2. Block Diagram - Parallel Host Interface
13
Voice/Tam Mode
14
Telephony Extension Operation
14
Speakerphone Mode (SP and SVD Models)
14
Audiospan Mode (SP and SVD Models)
14
DSVD Mode Using RCDSVD SCP Device (SVD Models)
14
Host-Based DSVD
15
Sleep Mode
15
Devices
15
Modem Data Pump (MDP)
15
Microcontroller (MCU)
15
RCDSVD Speech Codec Processor (SCP) (Optional)
15
Plug and Play (Pnp) ISA Bus Interface Device (PNP Models)
16
MCU Firmware
16
Supported Interfaces
16
Serial DTE Interface and Indicator Outputs
16
Parallel Host Bus Interface
16
NVRAM (Serial EEPROM) Interface
16
External Bus Interface
17
Telephone Line/Telephone Interface
17
Speakerphone Interface (SP and SVD Models)
17
RCDSVD SCP Interface (SVD Models)
17
Table 1-2. Modem Memory Options
17
Figure 1-3. 1-Relay Data/Fax/Tam DAA Interface (U.S.)
18
Figure 1-4. 2-Relay Data/Fax/Tam/V.61/Speakerphone DAA Interface (U.S.)
19
Table 1-3. +VLS Command Options
20
Commands
21
Configurace II for Windows Utility Program
21
2 Technical Specifications
23
Serial Dte Interface Operation
23
Automatic Speed/Format Sensing
23
Parallel Host Bus Interface Operation
23
Establishing Data Modem Connections
23
Telephone Number Directory
23
Dialing
23
Modem Handshaking Protocol
23
Call Progress Tone Detection
24
Answer Tone Detection
24
Ring Detection
24
Billing Protection
24
Connection Speeds
24
Automode
24
Table 2-1. +MS Command Automode Connectivity
24
Data Mode
25
Speed Buffering (Normal Mode)
25
Flow Control
25
Escape Sequence Detection
25
BREAK Detection
25
Telephone Line Monitoring
25
Send SPACE on Disconnect (V.22 bis and Below)
25
Fall Forward/Fallback (V.34/V.32 Bis/V.32)
25
Retrain
25
DTE Signal Monitoring (Serial DTE Interface Only)
26
Error Correction and Data Compression
26
Error Correction
26
MNP 2-4 Error Correction
26
Bis Data Compression
26
MNP 5 Data Compression
26
Mnp 10 Data Throughput Enhancement
26
Mnp 10Ec™ Enhanced Cellular Connection
26
Fax Class 1 and Fax Class 2 Operation
27
Voice/Audio Mode
27
Online Voice Command Mode
27
Voice Receive Mode
27
Voice Transmit Mode
27
Audio Mode
27
Tone Detectors
27
Speakerphone Modes
27
Sound Card Support Modes
28
Simultaneous Audio/Voice and Data (Audiospan)
28
Audiospan Mode Selection
28
Audiospan Audio Interface
28
Audio Quality Considerations
28
On-Board Dsvd Mode
28
DSVD Handset Mode
28
DSVD Headset Mode
28
DSVD Half-Duplex Speakerphone (HDSP) Mode
28
Host-Based Dsvd Mode
29
Full-Duplex Speakerphone (Fdsp) Mode
29
Caller ID
29
World Class Country Support
29
Dialing
29
Carrier Transmit Level
29
Calling Tone
29
Call Progress Tone Detection
29
Answer Tone Detection
30
Blacklist Parameters
30
Relay Control
30
Diagnostics
30
Commanded Tests
30
Power on Reset Tests
30
Low Power Sleep Mode
30
3 Hardware Interface
31
Hardware Signals
31
Figure 3-1. Hardware Interface Signals - Serial DTE Interface
32
Figure 3-2. Hardware Interface Signals - Parallel Host Interface
33
Figure 3-3. MCU Pin Signals - Serial DTE Interface - 80-Pin PQFP
34
Figure 3-4. MCU Pin Signals - Parallel Host Interface - 80-Pin PQFP
34
Table 3-1. MCU Pin Signals - Serial DTE Interface - 80-Pin PQFP
35
Table 3-2. MCU Pin Signals- Parallel Host Interface - 80-Pin PQFP
36
Figure 3-5. MDP Pin Signals - 100-Pin PQFP
37
Table 3-3. MDP Pin Signals - 100-Pin PQFP
38
Figure 3-6. RCDSVD SCP Pin Signals- 100-Pin PQFP
39
Table 3-4. RCDSVD SCP Pin Signals - 100-Pin PQFP
40
Table 3-5. MCU Pin Signal Definitions
41
Table 3-6. MDP Pin Signal Definitions
44
Table 3-7. RCDSVD SCP Pin Signal Definitions
47
Table 3-8. MCU Digital Electrical Characteristics
49
Table 3-9. MDP Digital Electrical Characteristics
50
Table 3-10. Analog Electrical Characteristics
51
Table 3-11. Current and Power Requirements
52
Table 3-12. Absolute Maximum Ratings
52
Interface Timing and Waveforms
53
External Memory Bus Timing
53
Table 3-13. Timing - External Memory Bus
53
Figure 3-7. Waveforms - External Memory Bus
54
Parallel Host Bus Timing
55
Table 3-14. Timing - Parallel Host Bus
55
Figure 3-8. Waveforms - Parallel Host Bus
56
Serial DTE Interface
57
Figure 3-9. Waveforms - Serial DTE Interface
57
4 Parallel Host Interface
59
Overview
59
Table 4-1. Parallel Interface Registers
60
Register Signal Definitions
61
IER - Interrupt Enable Register (Addr = 1, DLAB = 0)
61
FCR - FIFO Control Register (Addr = 2, Write Only)
62
IIR - Interrupt Identifier Register (Addr = 2)
63
Table 4-2. Interrupt Sources and Reset Control
63
LCR - Line Control Register (Addr = 3)
64
MCR - Modem Control Register (Addr = 4)
65
LSR - Line Status Register (Addr = 5)
66
MSR - Modem Status Register (Addr = 6)
67
RBR - RX Buffer (Receiver Buffer Register) (Addr = 0, DLAB = 0)
67
THR - TX Buffer (Transmitter Holding Register) (Addr = 0, DLAB = 0)
67
Divisor Registers (Addr = 0 and 1, DLAB = 1)
67
SCR - Scratch Register (Addr = 7)
67
Receiver Fifo Interrupt Operation
68
Receiver Data Available Interrupt
68
Receiver Character Timeout Interrupts
68
Transmitter Fifo Interrupt Operation
68
Transmitter Empty Interrupt
68
Table 4-3. Programmable Baud Rates
68
5 Design Considerations
69
Pc Board Layout Guidelines
69
General Principles
69
Component Placement
69
Signal Routing
70
Board Power Traces
71
MCU Power
71
MDP Power and Ground
71
Ground Planes
71
Crystal Circuit
72
Standalone Modem Design with EIA/TIA-232 Interface
72
VC and VREF Circuit
72
Telephone and Local Handset Interface
73
Optional Configurations
73
MDP Specific
73
Daa Transformer Consideration
73
Table 5-4. MCU, MDP and SCP Pin Noise Characteristics
74
Crystal/Oscillator Specifications
75
Table 5-5. Crystal Specifications - Surface Mount
75
Table 5-6. Crystal Specifications - through Hole
76
Table 5-7. Clock Oscillator Specifications - Surface Mount
77
Table 5-8. Clock Oscillator Specifications - through Hole
78
Schematics
79
Figure 5-1. Interface Schematic - MCU with Serial DTE Interface - 80-Pin PQFP
80
Figure 5-2. Interface Schematic - MCU with Parallel Host Interface - 80-Pin PQFP
81
Figure 5-3. Interface Schematic - MDP - 100-Pin PQFP
82
Figure 5-4. Interface Schematic - RCDSVD SCP - 100-Pin PQFP
83
6 Package Dimensions
85
Figure 6-1. Package Dimensions - 80-Pin PQFP
85
Figure 6-2. Package Dimensions - 100-Pin PQFP
86
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