Hello together, I'm using the XC866-Board from Infineon. As I don't use all the availible interrupts in my program I would like to simply overwrite the NOPs of the interrupt vectors with RETIs to make sure the program does not accidentaly run into my code when an unused interrupt should occure. Is there a simpler alternative than writing a interrupt service routine for every unused interrupt like
void dummyISR() interrupt xy { }
Hi, we realized something very similar. We needed an isr jump table to an adress with offset. So we place the jumps by hand into the code.
VEC_SEG EQU 2 ;Segment für Sprungziel z.B. 2 für 2:OFFSETh VEC_OFF EQU 0000H ;Offset im Segment z.B. 1000H für SEG:1000h VECT_TAB SECTION CODE AT 0 ; linken auf Adresse 0000h VEC_PROC PROC ; The RESET vector (0000H) is used by the boot application JMPS 0, 0800H ;bm-Vektor-Tabelle auf 0x800 verschoben JMPS VEC_SEG,VEC_OFF+004H VEC_PROC ENDP VECT_TAB ENDS $if (MONITOR = 0) VECT_TAB0 SECTION CODE AT 8 ; Ohne Monitor linken auf Adresse 0008h $else VECT_TAB0 SECTION CODE AT 00CH ; Mit Monitor inken auf Adresse 000Ch $endif VEC_PROC0 PROC $if (MONITOR = 0) JMPS VEC_SEG,VEC_OFF+008H $endif JMPS VEC_SEG,VEC_OFF+00CH JMPS VEC_SEG,VEC_OFF+010H JMPS VEC_SEG,VEC_OFF+014H JMPS VEC_SEG,VEC_OFF+018H JMPS VEC_SEG,VEC_OFF+01CH JMPS VEC_SEG,VEC_OFF+020H JMPS VEC_SEG,VEC_OFF+024H JMPS VEC_SEG,VEC_OFF+028H JMPS VEC_SEG,VEC_OFF+02CH JMPS VEC_SEG,VEC_OFF+030H JMPS VEC_SEG,VEC_OFF+034H JMPS VEC_SEG,VEC_OFF+038H JMPS VEC_SEG,VEC_OFF+03CH JMPS VEC_SEG,VEC_OFF+040H ;CC0INT JMPS VEC_SEG,VEC_OFF+044H ;CC1INT JMPS VEC_SEG,VEC_OFF+048H ;CC2INT JMPS VEC_SEG,VEC_OFF+04CH ;CC3INT JMPS VEC_SEG,VEC_OFF+050H ;CC4INT JMPS VEC_SEG,VEC_OFF+054H ;CC5INT JMPS VEC_SEG,VEC_OFF+058H ;CC6INT JMPS VEC_SEG,VEC_OFF+05CH ;CC7INT JMPS VEC_SEG,VEC_OFF+060H ;CC8INT JMPS VEC_SEG,VEC_OFF+064H ;CC9INT JMPS VEC_SEG,VEC_OFF+068H ;CC10INT JMPS VEC_SEG,VEC_OFF+06CH ;CC11INT JMPS VEC_SEG,VEC_OFF+070H ;CC12INT JMPS VEC_SEG,VEC_OFF+074H ;CC13INT JMPS VEC_SEG,VEC_OFF+078H ;CC14INT VEC_PROC0 ENDP VECT_TAB0 ENDS
Hi Leo, sorry for not answering so long but I've been on holiday :-) Thank you very much for the code - that's exactly what I was looking for! I'll see what I can find for the A51. Many greets