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Table of Contents
Related Manuals for Hornby HM7000-8TXS
Summarization of Contents
Sound Decoders: First Time Use
Get the HM7000 APP
Instructions for downloading and installing the Hornby HM7000 control APP.
Setup APP and Link Decoder
Steps for setting up the APP and linking the HM7000 decoder via Bluetooth.
Download Sound Profile
How to select and install locomotive sound profiles via the APP.
About This Reference Manual
Function & Hardware Naming Conventions
Explains naming conventions for decoder function outputs (HFOs) and controller functions.
HM7000 Series Decoders Overview
Modes of Operation: DCC, Bluetooth, DC Analogue
Overview of control methods: DCC, Bluetooth via APP, and limited DC operation.
Bluetooth Advantages & DC Operation Warning
Advantages of BLE control and reasons to avoid DC operation.
DC Power Supply Considerations
Suitable Hornby Power Supplies
Lists Hornby power supplies compatible with HM7000 decoders for BLE operation.
DC Power: Analogue Train Controllers
DC Controllers Not Recommended
Lists specific DC controllers not recommended for HM7000 decoders.
HM7000 Decoder Family Introduction
Decoder Connections Overview
General overview of HM7000 decoder connections for power, motor, and function outputs.
Non-Sound Decoders: Types & Limitations
Operational Limitations Notes
Outlines operational limitations and differences for non-sound decoders compared to sound decoders.
Decoder Functionality Explained
Sound vs. Non-Sound Decoder Functions
Details function ranges for sound and non-sound decoders.
Firmware, Updates, and Sound Profiles
OTA Updates Process
Explains Over-The-Air (OTA) updates via the HM7000 APP for bug fixes and feature enhancements.
Sound Locomotive Updates
Details on updating sound profiles, including factory preloads and repurposing decoders.
Decoder Firmware Structure Overview
Internal Firmware Components (LDROM, APROM, SPIROM)
Explains the roles of LDROM (Boot code), APROM (Control Code), and SPIROM (Sound Code).
Common CVs: Introduction and Primary Address
CV1: Primary Address Configuration
Details the primary address setting (1-127) for decoders and controller limitations.
Speed Control CVs: Acceleration, Deceleration, Vhigh
CV3: Acceleration Rate
Determines the decoder's acceleration rate.
CV4: Deceleration Rate
Determines the decoder's deceleration/braking rate.
Advanced CV Settings: BEMF and Control Mode
CV10: BEMF Cut-out Speed Step
Sets the point where BEMF compensation ceases based on speed step.
CV12: Decoder Control Mode Select
Configures control mode (DCC, DC, Radio/BLE) for sound decoders.
Address Storage: Long Addresses and Consists
CV17 & CV18: Storing Long Addresses
CVs used to store long addresses (above 127).
CV19: Consist Setup
Configures secondary address for consist or double-heading operations.
CV29: Decoder Configuration Explained
CV29: Bit Functions and Values
Examines each bit within CV29 for decoder feature configuration.
CV51-58: Lighting Configuration Details
Hi-Level Outputs for Lighting
Details connections for HFO1-HFO4 used for lighting control via F0, F1, F2.
Special Decoder Functions Overview
F25: Shunting Mode (CV120)
Facilitates manual speed control for low-speed operations, configurable via CV120.
F28: Auto Function Control (AFC) Sound Play
AFC Sound Selection: Running vs. Stationary
Selects sounds to play during locomotive running based on speed step.
Programming Explanations & Sound Selection Help
Sound Selection Help for AFC
Guides on selecting sounds for AFC operation using bit representations in CVs.
Sound Decoders: Adjusting Sound Volumes
CV158: Global Sound Volume
Sets all sound volumes to a common level, with individual adjustments recommended.
Locomotive Type Volume Settings
Details volume settings for Steam, Diesel, and Electric locomotives.
CV159-161: Specific Volume Settings
CV160: ELECTRIC Motor Volume
Adjusts volume for electric locomotive motors.
CV161: Steam/Diesel Engine Volume
Adjusts volume for steam/diesel locomotive engines.
Horn & Whistle Selection (F2/F3)
CV205/207: Sound Selection
Configures which horns/whistles are available for F2 and F3.
CV206/208: Play Mode (Sequential/Random)
Sets whether F2/F3 horns/whistles play sequentially or randomly.
DIESEL Sound Playback: 3 & 4 Notch Systems
3 Notch Diesel Configuration
Configures the 3-notch diesel engine sound system using CVs 210-215.
4 Notch Diesel Configuration
Configures the 4-notch diesel engine sound system using CVs 210-217.
ELECTRIC LOCOMOTIVES: Engine Running Sound Playback
Explanation & Configuration (CV218-222)
Details configuration of electric engine sounds and their playback.
ELECTRO-DIESEL LOCOMOTIVES: Engine Running Sound Playback
The DIESEL Part Explanation
Refers to diesel setup section for electro-diesel engine configuration.
The ELECTRIC Part Explanation
Refers to electric setup section for electro-diesel engine configuration.
Appendix 1: Understanding CVs & Binary
Bytes and Bits Explained
Explains the basic structure of data in decoders as bytes and bits.
Appendix 2: Decoder Addressing Works
Definitions: Short & Long Addresses
Defines short (1-127) and long (above 128) address types.
General Description: CVs & Addresses
Explains CVs as bytes and how short/long addresses are stored.
Address Selection: Long or Short?
How Short Addresses Are Stored
Details storage of short addresses using the first 7 bits of CV1.
How Long Addresses Are Stored
Details storage of long addresses using CV17 and CV18.
Controller Address Programming Methods
Older Controllers: Manual Programming
Explains manual programming for long addresses with older controllers.
More Recent Controllers: Automatic Type Detection
Describes how modern controllers automatically detect and program addresses.
Appendix 3: Using AUX Outputs (HFOs)
Introduction to HFOs
Explains HFOs as Hardware Function Outputs for connecting devices like LEDs.
HFO Naming Conventions
Relates HFO numbers to AUX numbers and controller functions (F0, F1, etc.).
HFO Electrical Information
Decoder Current Limits
Details current handling capabilities of HFOs and the decoder's total current rating.
Load Type: LEDs
Connecting LEDs to 8/21/Next18 Decoders
Explains LED connection for common positive bus decoders.
Connecting LEDs to 6 Pin Decoders
LED Wiring: 6 Pin Decoder Variant
Details LED wiring for 6-pin decoders using Halfwave and Fullwave methods.
LED Current Draw & Resistor Calculation
Calculating Resistor Values for LEDs
Provides formula and guidance for calculating series resistors for LEDs.
LED Voltage Ratings & Preferred Resistors
Lists typical forward voltages and preferred resistor values for different LED colors.
Load Type: Filament Bulbs/Incandescent Lamps
Resistors and Power Dissipation (IMPORTANT)
Discusses heat dissipation considerations for resistors used with LEDs and lamps.
Load Type: Relays
Non-Latching Relays Explained
Details operation of non-latching relays and their connection to HFOs.
Appendix 4: Setting up Asymmetrical DCC Control (ADCC)
ADCC Explanation
Explains ADCC as a system for automatic locomotive actions triggered by track signal asymmetry.
CV27: ADCC Rail Select Configuration
CV125-127: Configuring Automatic Actions
Sets automatic actions (stop, hold, shuttle) upon ADCC detection.
Appendix 6: Motor Control & Tuning (Speed Curves, PIDs)
Introduction to Motor Control
Explains factors affecting motor control and the importance of speed curves and algorithms.
About Speed Curves
Defines speed curves as relationships between speed step and motor voltage.
Explanation of Speed Step Curve Graphs
Describes how speed steps translate to voltage levels and define throttle response.
Tuning Motor Control Algorithms
What is a Motor Control Algorithm?
Defines motor control algorithms as mathematical formulae for optimal motor control.
Motor Control Algorithm Tuning Methods
3 Methods of Algorithm Tuning
Outlines three stages for adjusting motor control algorithms: Auto-Calibration, PA factors, PID.
Stage 1: Auto-Calibration Procedure
Running the Auto-Calibration Process
Step-by-step guide for performing the auto-calibration process.
Stage 2: Adding PA Control Factors
PA Motor Control Algorithm Adjustment
Details CVs for further adjustment using PA factors after auto-calibration.
Stage 3: PID Control Algorithm (Manual Tuning)
PID Motor Control Algorithm CVs
Lists CVs (153-155) for manual adjustment of PID parameters (Proportional, Integral, Derivative).
Appendix 7: Power Bank & Stay Alive Connection
Smart Charging Explained
Describes the smart charging feature for the R7377 Power Bank.
Special Decoder Functions
ABC Configuration CVs
Lists CVs related to Asymmetrical DCC Control (ABC) configuration.
Motor Control Algorithm CVs (Auto-Calibration)
Lists CVs affected by the Auto-Calibration procedure for motor control.
Sound Volume & Motor Control CVs
Sound Volume Configuration CVs
Lists CVs for adjusting global and specific sound volumes.
Motor Control CVs for PA & PID Adjustment
Lists CVs for PA adjustment (CV150-152) and PID adjustment (CV153-155).
Diesel Sound Playback Configuration
3 & 4 Notch Diesel Systems
Details configuration for 3-notch and 4-notch diesel engine sound playback.
Diesel Start Delay After Brake Release
Configures delay before movement after brake release for diesel locomotives.
Appendix 9: Decoder Specifications
Sound Decoders Specification Summary
Summarizes operational, electrical, and physical specs for HM7000 sound decoders.
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