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Application Notes
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Please note the CML disclaimer notice for applications and FAQ information. Please be aware that CML product documents obtained from sources other than this website are not controlled and may not be accurate. . . . . indicates a recently updated file |
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| Abbreviations | Glossary of Terms | |
| Two-Way Radio | |
| HSC and XTCSS Coding | HSC and XTCSS Coding for radio and paging systems |
| MX105A | Tone generation: An application of the MX105A -obsolete product- |
| FX224 | VSB scrambling |
| CMX639 | Audio Delay circuit based upon the CMX639 CVSD Codec |
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CMX608, CMX618 and CMX638
(PE002 and EV6180 EvKits) |
Optimising the speech quality using both manual and autonomous
techniques to set the input gain.
Demonstration scripts for the PE0002 and EV6180 EvKits |
| CMX608 and CMX618 | Voice Storage and Retrieval - using external voice-data storage
(Application Note and Source Code Listing) Download C Source Listing for CMX6x8 Application Note |
| CMX608, CMX618 and CMX638 | RALCWI Vocoder - Voice Storage and Retrieve - using on-chip voice-data storage
Note that this Application Note references a Function Image file™ that is available from the CMX6x8 area of the Technical Portal |
| CMX649 | Recommended Settings |
| CMX649 | CMX649 Operation and Application |
| CMX649 | CMX649 Wireless Voice Link Design Guide |
| Code Listing Files for use with the above CMX649 Design Guide [Download] | |
| CMX7031 | CMX7031 Synthesiser Lock Time |
| CMX7031 | CMX7031 Synthesiser Calculator
(See spreadsheet below) |
| CMX7031 | CMX7031 Synthesiser Calculator
(For use with app note above) |
| CMX7031 | An Example Core Design for a Complete Family Radio |
| CMX7031 | Boot Procedure |
| CMX7031/CMX7041 | 7031/7041FI-1.3.x.x Configuration Guide/s |
| CMX7031/CMX7041 | CMX7031/CMX7041 FI-2.0 for US 6.25kHz Digital Radio |
| CMX703x/CMX704x ICs | Writing a Function ImageTM File to Serial Memory |
| CMX7031/CMX7041 | NOAA Weather Radio Operations |
| CMX7041 | Two-Point Modulation for dPMR using the CMX7041 |
| CMX7041 | Boot Procedure |
| CMX808A | Open-radio broadcast with unique 'Calling Code' feature |
| CMX808A | Functions and features in Family Radio |
| CMX808A | Tone Cloning and Group Calling |
| FX828 | Elimination of false DCS decodes |
| FX818/FX828 | Optimum voice processing circuits for CTCSS operation |
| CMX882 | CMX882 Pseudo Code Implementation |
| TETRA | An Overview |
| CMX980A | Using the CMX980A for Non-TETRA radio schemes |
| FX980 | FX980 in TETRA digital mobile radio |
| CMX981 | Analogue Interface Processor for Multimode Narrowband Digital Radio - [New Article January 2005] |
| CMX991 and CMX992 | Operation Below 100MHz |
| CMX993 | CMX993: Simplified Output Match |
| CMX998 | CMX998 with an RF5110G Power Amplifier |
| CMX998 | Cartesian Feedback Loop DC Calibration |
| Inversion Security | Variable Split-Band Scrambling |
| CTCSS 'Type 2' | Specification and Application |
| CTCSS | Generation of non-standard CTCSS tones |
| CMX882/CMX264 | CMX882 and CMX264 as an Audio Scrambling Interface |
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Wireline Telecoms |
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| . . . please note that application notes relevant to 'Technical Portal' products can be found in the product's technical portal area . . . | |
| CMX866 Commands | CMX866 Operation with Low Level Commands |
| SMS Application | Short Message Service (SMS) Implementation using CML Products |
| MX019/MX009 | Combination of two digitally controlled amplifiers to achieve finer step control or wider dynamic range |
| Caller Line ID | CLI with the CMX860, CMX867 and CMX868 |
| FX602/CMX602A | The operational differences |
| CMX602A | Calling Identity Delivery on Call Waiting (CIDCW) |
| FX604/MX604 | Migration from TDK 73M223 to FX/MX604 |
| CMX605 | Caller ID Regeneration over Short Local Loops (SLLs) |
| CMX605 | Musical melody generation |
| FX613 | Sensitivity threshold adjustment |
| CMX608 and CMX618 | Voice Storage and Retrieval (Application Note and Source Code Listing) - Download C Source Listing for CMX6x8 Application Note |
| FX631 | Security and telephone SPM detector |
| FX631 | FX631xxX clocking information |
| CMX631A/FX631 | External component calculation - a worked example |
| CMX644A | 1200/1200 b/s full duplex call set-up |
| V.23 | Recommendations for V.23 1200/75 b/s duplex call set-up |
| CMX673 | Suggested applications |
| CMX850 | Porting User CMX868 (and derivatives) Control Codes to the CMX850 |
| CMX850 | 80C51 Architectural Overview, Programmers' Guide and Hardware |
| CMX850 | Communications Controller and DAA Design |
| CMX865A and Type ICs | Addressing Security Industry Protocols with the CMX865A |
| CMX865A | Motorola MC145443 to CMX865A Migration |
| CMX865A | CMX865A employed in Short Local Loops |
| CMX866 | CLI Type 1
Operation using the CMX866 download binary file |
| DAA Reference Designs | Direct Access Arrangement Designs for use with the CMX867 and CMX868 |
| Silver Telecom Application Notes | Silver Telecoms specialises in wireline telecoms line-interface
modules, some of which employ CML IC products.
A visit to this website will provide further support to designers of such interfaces. |
| CMX867 | V.22 full duplex call set-up |
| CMX867 and CMX868 | Reference
telephone line interfaces for CMX867 and CMX868 V.22bis and
V.22 low power modems |
| CMX867 and CMX868 | CMX867 and CMX868 V.22bis and V.22 modem design guide |
| CMX868, CMX869 and CMX869A | CMX868, CMX869 and CMX869A Modems with CLARE Litelink DAA |
| CMX86x and/or CMX850 | CMX860, CMX865, CMX867, CMX868, CMX868A, CMX869,
CMX869A, CMX869B, CMX850 Filtercoefficient Generator program |
| CMX868 | Programmer's quick reference |
| CMX868 | V.22bis full duplex call set-up |
| CMX869x Series | CMX869x Series Upgrade Path |
| CMX869A | Bell 212A Implementation with the CMX869A [new May 2006] |
| CMX869A | Auto-modem - Incorrect Bit-Rate Determination |
| CMX869A | Caller Line ID with the CMX869A |
| CMX869B | CMX869B DAA Circuit with Line State Detection |
| CMX869A | V.22bis Full-Duplex Call Set-up on the CMX869A |
| SPM | Subscriber Pulse Metering |
| SPM | SPM 12kHz and 16kHz blocking filters |
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Wireless Data |
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| . . . please note that application notes to 'Technical Portal' products can be found in the relevant technical portal area . . . | |
| Wireless Modems | Wireless Modem Design - Troubleshooting Guide |
| MX429A | Error detection and correction of MPT1327 formatted messages |
| CMX469A | Simple Data Communications with the CMX469A |
| CMX469A Firmware | Firmware listing (text file) for the above CMX469A Application Note |
| MX469 to CMX469A | Design Migration from MX469 to CMX469A |
| FX589 and FX839 | Cellular Digital Packet Data (CDPD) |
| CMX589A | Using two-point modulation to reduce synthesiser problems |
| FX589 | GMSK modem applications |
| MX589 | Practical GMSK data transmission |
| CMX7143 | 7143FI-1, 2 and 3 Configuration Guides
Please note when printing that this document is formatted in A4 and A3 page sizes |
| CMX7143 | Modem (Modulation) Performance Comparison |
| FX909A | Signal acquisition principles |
| FX919B and FX929B | Fade management and 'A' version compatibility |
| CMX990 | Wireless Medical Telemetry Service with the CMX990 |
| GMSK and 4-Level FSK | Increasing data throughput in a radio telemetry system |
| MSK | Minimum Shift Keying and its application to wireless data transmission |
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Marine AIS |
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| CMX7032 | How to set and use the RSSI and CS features of the CMX7032FI-1.x |
| AIS and DE70321 | AIS Demo Board Evaluation |
| AIS and DE70321 | DE70321 System Level Test Results |
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| General Information | |
| C-BUS to SPI Interfacing | Techniques for Interfacing CML's C-BUS System to an SPI Bus |
| CML Oscillators | CML on-chip oscillators - configuration information |
| C-BUS | C-BUS Microcontroller Interface |
| C-BUS Coding Examples | C-BUS coding examples using the CMX868A |
| Switched Capacitor | Switched Capacitor Interfacing: Anti-aliasing and smoothing filters |
