When I am stepping through my application code crashing at
memset(&cccd_md, 0, sizeof(cccd_md));
"Setup information:
- IDE: Using IAR
- Device: nRF52832
- Soft device: S132 v 2.0.0
- SDK version: 11.0.0
Memory organisation:
ROM : 0x1c000 0x7ffff
RAM: 0x20002080 0x2000ffff
CSTACK : 0x1000
HEAP: 0x300
Memory Usage:
31 638 bytes of readonly code memory
10 183 bytes of readonly data memory
10 944 bytes of readwrite data memory
Code:
static uint32_t vitameter_is_test_inserted_char_add(ble_vitameter_service_t* ble_vitameter_service)
{
// Add a custom characteristic UUID
uint32_t err_code;
ble_uuid_t ble_uuid;
ble_uuid128_t base_uuid = {BLE_UUID_VITAMETER_BASE_UUID};
ble_uuid.uuid = BLE_UUID_VITAMETER_CHAR_IS_TEST_INSERTED_UUID;
err_code = sd_ble_uuid_vs_add (&base_uuid, &ble_uuid.type);
if (err_code != NRF_SUCCESS){
return err_code;
}
ble_gatts_attr_md_t cccd_md;
memset(&cccd_md, 0, sizeof(cccd_md));
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.read_perm);
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm);
cccd_md.vloc = BLE_GATTS_VLOC_STACK;
ble_gatts_char_md_t char_md;
memset(&char_md, 0, sizeof(char_md));
char_md.char_props.read = 1;
char_md.char_props.notify = 1;
char_md.p_char_user_desc = NULL;
char_md.p_char_pf = NULL;
char_md.p_user_desc_md = NULL;
char_md.p_cccd_md = &cccd_md;
char_md.p_sccd_md = NULL;
ble_gatts_attr_md_t attr_md;
memset(&attr_md, 0, sizeof(attr_md));
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm);
BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(&attr_md.write_perm);
attr_md.vloc = BLE_GATTS_VLOC_STACK;
attr_md.rd_auth = 0;
attr_md.wr_auth = 0;
attr_md.vlen = 0;
ble_gatts_attr_t attr_char_value;
memset(&attr_char_value, 0, sizeof(attr_char_value));
attr_char_value.p_uuid = &ble_uuid;
attr_char_value.p_attr_md = &attr_md;
attr_char_value.init_offs = 0;
attr_char_value.max_len = 4;
attr_char_value.init_len = 4;
uint8_t value[4] = {0x12,0x34,0x56,0x78};
attr_char_value.p_value = value;
err_code = sd_ble_gatts_characteristic_add(ble_vitameter_service->service_handle,
&char_md,
&attr_char_value,
&ble_vitameter_service->is_test_inserted_handles);
if (err_code != NRF_SUCCESS){
SEGGER_RTT_printf(0, "err_code: %d \n", err_code);
return err_code;
}
return err_code;
}
I tried varying CSTACK size, HEAP but didn't work. Please suggest me how to fix this. Thanks!