CAST, Inc. S8051XC3-C(517)

The CAST, Inc. S8051XC3-C(517) is a Flexible configurable, single-clock 8051 compatible IP core with 13.73 times more performance than legacy 80C51 (with Dhrystone v2.1 Benchmark on identical clock speed). *** This core is configured with the Dual 80517-like DPTR *** Optional features: 32 I/O lines, three 16-bit timer/counters, programmable counter array (5x16-bit modules), up to 21 interrupts/4 priority levels, serial interface (UART), watchdog timer, power management unit (PMU) with Dynamic Frequency Scaling (DFC), externally generated wait states. Optionally available: JTAG or One-Wire Debug Interface for Keil uVision Debugger.