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60 lines
1.1 KiB
60 lines
1.1 KiB
#include <stdbool.h>
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#include "hal.h"
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typedef struct {
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volatile uint32_t state[2];
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volatile uint32_t key[2];
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volatile uint32_t status;
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} My_Mem;
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#define MY_MEM ((My_Mem*)(0xF0030000))
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void writeState(uint32_t * state) {
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for(unsigned i = 0; i < 2; i++) {
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MY_MEM->state[i] = state[i];
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}
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}
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void readState(uint32_t * state) {
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for(unsigned i = 0; i < 2; i++) {
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state[i] = MY_MEM->state[i];
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}
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}
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void printState(uint32_t * state) {
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printf("State:\n");
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for(unsigned i = 0; i<2; i++) {
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printf("%i\n",state[i]);
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}
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}
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void writeKey(uint32_t * key) {
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for (unsigned i = 0; i < 2; i++) {
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MY_MEM->key[i] = key[i];
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}
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}
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int main(void) {
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printf("HELLO WORLD\n");
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uint32_t state[2] = {10000, 3000};
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uint32_t key[2] = {64, 4};
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while (1) {
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printState(state);
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writeState(state);
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writeKey(key);
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MY_MEM->status = 1;
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while (MY_MEM->status != 0);
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readState(state);
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printState(state);
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for(unsigned i = 0; i < 2; i++) {
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state[i] = state[i]+1;
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}
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}
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return 0;
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}
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