DSP Control IS200DSPXH2CAA Mark VI GE

GE IS200DSPXH2CAA Mark VI Digital Signal Processor Control Board

The GE IS200DSPXH2CAA is a Digital Signal Processor Control Board for Innovation Series drives and EX2100 exciters. This board provides primary control for bridge, motor regulator, and generator field functions in Mark VI turbine systems with 60 MHz processing speed.

Technical Specifications

• Part Number: IS200DSPXH2CAA
• Manufacturer: GE Industrial Systems
• Series: Innovation / EX2100 / Mark VI
• Product Type: Digital Signal Processor Control Board
• Functional Abbreviation: DSPX
• Number of Channels: 12
• Max Load Current: 125 V dc
• Outputs: 24 V dc
• Voltage Range: 14 to 32 V dc
• Maximum Lead Resistance: 15 Ω
• Mounting: DIN-rail mounting
• Technology: Surface mount
• Operating Temperature: -30°C to +65°C
• Dimensions: 15.9 cm H x 17.8 cm W
• Weight: 2 lbs (0.91 kg)
• Country of Origin: United States
• Availability: In Stock
• Repair Time: 3-7 Days
• Manual: GEI-100267A / GEI-100267B

Processor Specifications

• Processing Speed: 60 MHz digital signal processor
• ASIC: Application-specific integrated circuit for custom logic
• External Interrupts: 4 total
• INT0: Stack overflow detection
• INT1: Inner loop load pulse handling
• INT2, INT3: Configurable inputs

Memory Configuration

• FLASH Memory: DSP boot images, code execution, configuration, system history
• RAM: Data storage and code execution (volatile)
• NVRAM: Nonvolatile data storage for critical parameters
• Add-Only Memory: Board revision identification

I/O Connectors

• P1: Backplane connector with complex pin configuration
• P5: DSP emulator port
• P6: Engineering monitor port
• 2 ports on front faceplate, vertical pin connector adjacent

LED Indicators

• Red LED: Fault and alarm indication
• Green LED: Status indication
• 2 total LEDs on front faceplate

Onboard Firmware

• Boot Loader: Power-on sequence management - do not modify
• Application Code: Drive/exciter control functions
• Configuration Parameters: System settings and options

ISBus Interfaces

• 2x 5 Mb/s ISBus interfaces: Master or slave capable
• Synchronization with inner loop load pulse
• Communication with bridges and other system components

Load Pulse Functions

• Inner Loop Load Pulse: Captures bridge, motor, generator voltages, VCOs, tachometer counters, discrete inputs
• Application Loop Load Pulse: Captures other application VCOs and tachs at sub-multiple/multiple of inner loop
• Synchronizes ISBus channels, software, and bridge gating outputs

Stack Overflow Protection

• Foreground Stack: Internal memory overflow detection
• Background Stack: External SRAM overflow detection
• INT0: Generated if either stack overflows
• Hard Reset: Generated if both stacks overflow
• Configuration Register: Can disable stack overflow reset

Timer Functions

• Watchdog Timer: Enabled and toggled by DSP (configurable interval)
• Watchdog Timeout: Generates hard reset
• 24-bit Free Running Timer: Reference for various functions
• 5 MHz Timer: Resets with counter increments/decrements

Differential Inputs

• 5 Differential (HIFI) Pair Application Inputs:
• Two quadrature incremental tach interfaces (one with marker capability)
• Two 16-bit up/down counters
• State register records last count direction
• Capture register configurable for inner/application loop load pulse
• Can be used as application layer VCO counters
• Can be used as single-channel tach interfaces
• 5x 16-bit counters increment on differentially decoded inputs

Backplane Inputs

• 6 Inputs: From backplane, digitally filtered
• Input to VCO counters
• 16-bit counters with capture registers
• Latched by inner loop load pulse
• Readable by DSP
• From technology-specific I/O cards (BIC bridge interface, exciter interface)

Component Inventory

• 16 integrated circuits
• Multiple transistors
• Resistor network arrays
• Resistors, capacitors, diodes
• Vertical pin connector adjacent to front I/O
• Backplane connector with complex pin configuration

Key Features

• Primary controller for Innovation Series drives and EX2100 exciters
• 60 MHz DSP with ASIC for custom logic
• 4 external interrupts (INT0-INT3)
• 4 memory types: Flash, RAM, NVRAM, Add-Only
• 2x 5 Mb/s ISBus interfaces (master/slave)
• Inner and application loop load pulse capture
• Stack overflow detection with INT0 and hard reset
• Watchdog timer with configurable interval
• 24-bit free running timer
• 5 differential HIFI inputs for tach/VCO functions
• 6 backplane inputs from I/O cards
• Red fault LED and green status LED on faceplate
• P1 backplane, P5 emulator, P6 monitor ports
• Compatible with gas, steam, and wind turbine applications
• Speedtronic control system technology

Compatibility

• Innovation Series drives
• EX2100 Excitation Control (generator field control)
• Mark VI turbine control systems
• BIC bridge interface cards
• Exciter interface cards

Installation Guidelines

• Mount in rack system using front faceplate
• Secure with faceplate mounting hardware
• Connect P1 backplane to rack backplane
• Use P5 for emulation or programming
• Use P6 for engineering monitor access
• Observe red/green LED status after power-up
• Configure watchdog interval as needed
• Stack overflow reset can be disabled via configuration register

Package Contents

• 1x GE IS200DSPXH2CAA Digital Signal Processor Control Board
• Anti-static protective packaging
• Ships via FedEx, UPS, or DHL

FAQ

• What is the processor speed?
  60 MHz digital signal processor with ASIC.
• What memory types are included?
  Flash, RAM, NVRAM, and Add-Only memory for revision ID.
• What interrupts are supported?
  INT0 stack overflow, INT1 inner loop load pulse, INT2/INT3 configurable.
• What ISBus interfaces are available?
  2x 5 Mb/s interfaces configurable as master or slave.
• What are the differential inputs for?
  5 HIFI inputs for quadrature tachs, VCO counters, or single-channel tachs.