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Add an assert to catch register overflow (#1265)

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Mario Luzeiro 2025-04-23 11:43:47 +01:00
parent 03db672b8f
commit 2e13eab2c9
1 changed files with 5 additions and 0 deletions
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5
portable/MPLAB/PIC32MZ/port.c
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@ -234,6 +234,11 @@ __attribute__(( weak )) void vApplicationSetupTickTimerInterrupt( void )
{
const uint32_t ulCompareMatch = ( (configPERIPHERAL_CLOCK_HZ / portTIMER_PRESCALE) / configTICK_RATE_HZ ) - 1UL;
/* PR1 is 16-bit. Ensure that the configPERIPHERAL_CLOCK_HZ and
* configTICK_RATE_HZ are defined such that ulCompareMatch value would fit
* in 16-bits. */
configASSERT( ( ulCompareMatch & 0xFFFF0000 ) == 0 );
T1CON = 0x0000;
T1CONbits.TCKPS = portPRESCALE_BITS;
PR1 = ulCompareMatch;