11.1.1 Cortex M0+ Configuration

Table 11-1. Cortex M0+ Configuration
FeaturesPIC32CM JH00/JH01 configurations
Interrupts32
Data endiannessLittle-endian
SysTick timerPresent
Number of watchpoint comparators2
Number of breakpoint comparators4
Halting debug supportPresent
MultiplierFast (single cycle)
Single-cycle I/O portPresent
Wake-up interrupt controllerNot supported
Vector Table Offset RegisterPresent
Unprivileged/Privileged supportPresent
Memory Protection Unit8-region
Reset all registersAbsent
Instruction fetch width32-bit

The Arm Cortex-M0+ core has the following bus interfaces:

  • Single 32-bit AMBA-3 AHB-Lite system interface that provides connections to peripherals and all system memory, which includes Flash and RAM.
  • Single 32-bit I/O port bus interfacing to the PORT and DIVAS with 1-cycle loads and stores.