GE IS215UCVEH2AE VME64 master CPU board

IS215UCVEH2AE is the VME64 master CPU board (GE internal part number) used in Mark VI/VIe turbine/generator control cabinets.
Hardware is identical to the commercial part VMIVME-7614-132 and is commonly called the “UCVE controller”.
Task scope: executes gas/steam turbine closed-loop control, protection logic, data logging, communication and redundancy switching.

1.Core Hardware Specifications

² CPU: Intel Celeron 300 MHz, Socket-370

² Chipset: Intel 440BX

² System Memory: 32 MB on-board SDRAM (fixed, not expandable)

² Mass Storage: 128 MB CompactFlash via IDE, hot-swappable

² L2 Cache: 128 kB

² Ethernet Ports: 2 × 10/100 Base-T RJ-45, front access

² Serial Ports: 2 × RS-232/485 (16550-compatible), front access

² Parallel Port: 1 × ECP/EPP header

² VME Bus: VME64 32-bit, 40 MB/s, A16/A24/A32, D16/D32, RMW supported

² Timers/Counters: 3 × 16-bit programmable

² Watch-dog Timer: Software-enable; can assert local reset or VME SYSFAIL

² Power Requirement: +5 V only, 3.2 A typical, supplied by back-plane

² Board Dimensions: 160 mm × 233 mm (6U single-slot)

2.Software & Firmware

Ships with QNX 4.25 RTOS (GE-custom image)

Remote PXE boot and re-image supported via bootmon

User algorithm interface: C source → compile to *.so → place in /opt/ge/apps → auto-loaded by main task

Fully supports on-line download, breakpoint debug and variable watch with Control ST V 5.x/6.x

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