emWin upgrade     Trade-In program     Web shop
Flag icon Head office Germany
Flag icon US office

ISO 9001 certified

PIC32, Microchip

embOS for PIC32 was developed for and with Microchips's XC32 compiler and supports all memory models offered by this compiler. It comes with easy to use start projects for Microchips's MPLABX workbench.


Pricing Trial download Notification Subscribe to embOS software notification Release Notes


Resources and performance data

Memory usage
RAM usage per task control block 36 bytes
RAM usage per resource semaphore 16 bytes
RAM usage per counting semaphore 8 bytes
RAM usage per mailbox 24 bytes
RAM usage per software timer 20 bytes
RAM usage event 0 bytes
Min. stack-size per task (RAM) 48 bytes
Context switch time 4.4 µs, independent of number of tasks
Interrupt latency time Zero
Kernel CPU usage/TICK Less than .2% of total calculation time at 1000 interrupts/second (1ms TICK)
Basic time unit (TICK) Typ. 1 ms, min. 20 µs (50 kHz interrupt frequency)
Max. no. of tasks Unlimited (by available RAM only)
Max. no. of mailboxes Unlimited (by available RAM only)
Max. no. of semaphores Unlimited (by available RAM only)
Max. no. of software timers Unlimited (by available RAM only)
Max. no. of priorities Unlimited
Stack size idle task (RAM) 0 (no memory needed)
Nested interrupts Permitted
Task switches from within ISR Possible

Absolute values given above were measured with embOS XRelease build on an PIC32 CPU running at 80MHz.


Board support packages

embOS comes with lots of ready to go start projects and support packages for various PIC32 CPUs and starterboards.

CPU Eval board
Microchip PIC32MX360F512L Microchip Explorer 16
Microchip PIC32MX460F512L Microchip PIC32 Demo board V2
Microchip PIC32MX795F512L Microchip Explorer 16
Microchip PIC32MZ2048EC Microchip PIC32MZ starter kit
Microchip PIC32MZ2048EF Microchip PIC32MZ Embedded Connectivity