The Corelis PCI-1149.1 is a high-performance JTAG scan controller module for PCI bus systems, enabling in-system programming, boundary-scan testing, and device diagnostics. IEEE 1149.1 compliant, it delivers user-programmable JTAG TCK speeds up to 80 MHz and supports direct programming of I2C and SPI-based devices. The module accommodates CPLDs, Flash memories, serial PROMs, and FPGAs across concurrent testing and in-system programming workflows.
## Technical Specifications
• **Interface:** 32-bit PCI bus
• **JTAG Compliance:** IEEE 1149.1 Standard
• **JTAG TCK Speed:** User-programmable up to 80 MHz
• **Supported Devices:** CPLDs, Flash memories, serial PROMs, FPGAs
• **Programming Protocols:** JTAG, direct I2C and SPI programming
• **I/O Capabilities:** External write strobe and Ready/Busy signaling for Flash programming; 16 inputs and 16 outputs of programmable parallel I/O (PCI-1149.1/Turbo variant)
• **Output Voltage (Variable on some models):** Programmable from 1.25 V to 3.30 V in 0.05 V steps
• **Threshold Voltage (Variable on some models):** Programmable from 0.00 V to 3.30 V in 0.05 V steps
• **TAP Support:** Up to 32 Test Access Ports when used with compatible ScanTAP series pods
• **Cable Length:** SCSI ribbon cable up to 30 feet for pod connectivity
## Key Features
• Concurrent (gang) testing and in-system programming (ISP)
• Monitoring of Flash RDY/BSY signals
• JTAG Embedded Test for microprocessor control without boot code
• High-performance SCSI ribbon cable connection to intelligent pods
## Typical Applications
Boundary-scan testing, CPLD and Flash device programming, FPGA validation, serial PROM updates, and microprocessor diagnostics in production and field environments.
## Compatibility & Integration
**Operating Systems:** Windows XP, Windows Vista, Windows 7 (32-bit and 64-bit), Linux
**Software:** Compatible with Corelis ScanExpress family, including ScanExpress Runner
**Pod Integration:** Works with Corelis ScanTAP intelligent pods for expanded TAP capacity
