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| /*
| * fault_test.c
| *
| * Created on: 2016/12/25
| * Author: Armink
| */
|
| #include <stdio.h>
|
|
|
| void fault_test_by_unalign(void) {
| volatile int * SCB_CCR = (volatile int *) 0xE000ED14; // SCB->CCR
| volatile int * p;
| volatile int value;
|
| *SCB_CCR |= (1 << 3); /* bit3: UNALIGN_TRP. */
|
| p = (int *) 0x00;
| value = *p;
| printf("addr:0x%02X value:0x%08X\r\n", (int) p, value);
|
| p = (int *) 0x04;
| value = *p;
| printf("addr:0x%02X value:0x%08X\r\n", (int) p, value);
|
| p = (int *) 0x03;
| value = *p;
| printf("addr:0x%02X value:0x%08X\r\n", (int) p, value);
| }
|
| void fault_test_by_div0(void) {
| volatile int * SCB_CCR = (volatile int *) 0xE000ED14; // SCB->CCR
| int x, y, z;
|
| *SCB_CCR |= (1 << 4); /* bit4: DIV_0_TRP. */
|
| x = 10;
| y = 0;
| z = x / y;
| printf("z:%d\n", z);
| }
|
|
