SCR3 Microcontroller Core (RV32 or RV64)
High-performance 32 or 64bit multicore capable MCU-class core with privilege modes and MPU
Block diagram
Key features
- Harvard architecture, separate Instruction and Data memories
- RV32I[MCA] or RV64I[MCA] ISA
- 32 integer registers
- AXI4- or AHB-compliant external interface (configurable option)
- Configurable 3 to 5 stages pipeline implementation
- User- and Machine-mode privilege levels
- Optional Memory Protection Unit (MPU)
- Tightly Coupled Memory (TCM) support, L1 caches ECC/parity
- Optional configurable Integrated Programmable Interrupt Controller (IPIC) and PLIC
- up to 1024 IRQs
- Low interrupt latency
- Optional high-performance or area-optimized MUL/DIV unit
- Advanced Integrated Debug Controller
- JTAG-compliant interface
- HW/SW breakpoints support
- ROM breakpoints support
- Multicore configs up to 4 SCRx cores
- SMP and heterogeneous
- with memory coherency
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