ejung/pt100-9ch
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cleanup main

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This commit is contained in:
Eggert Jung
2020-09-01 02:53:41 +02:00
parent 88f77524f6
commit f158e61439
1 changed files with 14 additions and 4 deletions
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18
newcode/main.c
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@@ -34,6 +34,15 @@ void init_timer_100us(){
TCC0.INTCTRLA |= TC_OVFINTLVL_HI_gc; TCC0.INTCTRLA |= TC_OVFINTLVL_HI_gc;
} }
void io_setup(void){
// LED
PORTD.DIRSET = 1 << 5;
// pullups for address switch
PORTCFG.MPCMASK = 0xFF;
PORTC.PIN1CTRL = PORT_OPC_PULLUP_gc;
}
void modbusGet(void) { void modbusGet(void) {
if (modbusGetBusState() & (1<<ReceiveCompleted)) if (modbusGetBusState() & (1<<ReceiveCompleted))
{ {
@@ -50,17 +59,18 @@ void modbusGet(void) {
int main(void){ int main(void){
init_clk(); init_clk();
PORTD.DIRSET = 1 << 5; io_setup();
// blink LED on startup
PORTD.OUTTGL = 1 << 5; PORTD.OUTTGL = 1 << 5;
_delay_ms(500); _delay_ms(500);
PORTD.OUTTGL = 1 << 5; PORTD.OUTTGL = 1 << 5;
// init pt100 stuff
adc_init(); adc_init();
dma_init(); dma_init();
PORTCFG.MPCMASK = 0xFF; // setup modbus tick timer
PORTC.PIN1CTRL = PORT_OPC_PULLUP_gc;
init_timer_100us(); init_timer_100us();
PMIC.CTRL |= PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm; PMIC.CTRL |= PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm;