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CAST, Inc. R8051XC

The CAST, Inc. R8051XC is a flexible configurable, single-clock 8051 compatible IP core with 8 times more performance than legacy 80C51 (with Dhrystone v1.1 Benchmark on identical clock speed). Features: 32 I/O lines, three 16-bit Timer/Counters, compare/capture unit, 18 interrupts/4 priority levels or 6 interrupts/2 priority levels, two serial interfaces (UARTs), serial peripheral interface (SPI), I2C interface, 16 bit multiplication-division unit, multiple data pointer (one, two or eight) with arithmetic and auto-switch, 15 bit programmable watchdog timer, power management unit. Optional available: On-Chip Debug Support for Keil uVision Debugger or hooks for FS2 debug module. The R8051XC IP core can be implemented in FPGA and ASIC.


Development Tools
Compiler, Assembler, Linker, Debugger
Data Sheets
Data Sheet for the CAST, Inc. R8051XC
Data Sheet
792,144 bytes

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Header Files
Real-Time OS
Simulated Features

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

AGSI Drivers

The following AGSI Drivers are available for the Keil Software µVision Simulator.

AGDI Drivers

The following AGDI Drivers are available for the Keil Software µVision Debugger.

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