+}
+
+void interrupt_ext_ir_set(u8 eint) {
+
+ if(eint>3)
+ return;
+
+ EXTINT=(1<<eint);
+}
+
+// timer counter interrupts
+void interrupt_tc_config(u8 tcnum,u8 mode,u8 cap,u32 psv) {
+
+ if(tcnum>1)
+ return;
+
+ if(tcnum==0) {
+ T0TCR=0x03;
+ T0CTCR=mode|(cap<<2);
+ T0PR=psv;
+ }
+ else {
+ T1TCR=0x03;
+ T1CTCR=mode|(cap<<2);
+ T1PR=psv;
+ }
+}
+
+void interrupt_tc_match_config(u8 tcnum,u8 mnum,u32 val,u8 mode) {
+
+ u32 *mraddr;
+
+ if(tcnum>1)
+ return;
+
+ if(mnum>3)
+ return;
+
+ if(tcnum==0) {
+ T0MCR=(T0MCR&0x0fff)|(mode<<(3*mnum));
+ mraddr=(u32 *)&T0MR0;
+ }
+ else {
+ T1MCR=(T1MCR&0x0fff)|(mode<<(3*mnum));
+ mraddr=(u32 *)&T1MR0;
+ }
+
+ *((volatile u32 *)(mraddr+mnum))=val;
+}
+
+void interrupt_tc_capt_config(u8 tcnum,u8 cnum,u8 mode) {
+
+ if(tcnum>1)
+ return;
+
+ if(cnum>3)
+ return;
+
+ if(tcnum==0)
+ T0CCR=(T0CCR&0x0fff)|(mode<<(3*cnum));
+ else
+ T1CCR=(T1CCR&0x0fff)|(mode<<(3*cnum));
+}
+
+void interrupt_tc_ir_set(u8 tcnum,u8 tcmc) {
+
+ if(tcnum>1)
+ return;
+
+ if(tcnum==0) {
+ T0IR=tcmc;
+ T0TCR=0x01;
+ }
+ else {
+ T1IR=tcmc;
+ T1TCR=0x01;
+ }
+}
+
+// pwm interrupts
+void interrupt_pwm_ir_set(u8 pwm_channel) {
+
+ PWMIR=(pwm_channel&0x0f)|((pwm_channel&0x70)<<4);