STM32 library with DMA support for u-blox devices supporting Global Navigation Satellite Systems and UBX standard
/* USER CODE BEGIN 2 */ GNSS_Init(&GNSS_Handle, &huart1); HAL_Delay(1000); GNSS_LoadConfig(&GNSS_Handle); uint32_t Timer = HAL_GetTick(); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { if ((HAL_GetTick() - Timer) > 1000) { GNSS_GetUniqID(&GNSS_Handle); GNSS_ParseBuffer(&GNSS_Handle); HAL_Delay(250); GNSS_GetPVTData(&GNSS_Handle); GNSS_ParseBuffer(&GNSS_Handle); HAL_Delay(250); GNSS_SetMode(&GNSS_Handle,Automotiv); HAL_Delay(250); printf("Day: %d-%d-%d \r\n", GNSS_Handle.day, GNSS_Handle.month,GNSS_Handle.year); printf("Time: %d:%d:%d \r\n", GNSS_Handle.hour, GNSS_Handle.min,GNSS_Handle.sec); printf("Status of fix: %d \r\n", GNSS_Handle.fixType); printf("Latitude: %f \r\n", GNSS_Handle.fLat); printf("Longitude: %f \r\n",(float) GNSS_Handle.lon / 10000000.0); printf("Height above ellipsoid: %d \r\n", GNSS_Handle.height); printf("Height above mean sea level: %d \r\n", GNSS_Handle.hMSL); printf("Ground Speed (2-D): %d \r\n", GNSS_Handle.gSpeed); printf("Unique ID: %04X %04X %04X %04X %04X \n\r", GNSS_Handle.uniqueID[0], GNSS_Handle.uniqueID[1], GNSS_Handle.uniqueID[2], GNSS_Handle.uniqueID[3], GNSS_Handle.uniqueID[4], GNSS_Handle.uniqueID[5]); Timer = HAL_GetTick(); } /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ } /* USER CODE END 3 */ - MAX-M8Q
- NEO-M8
- NEO-M9N
| Interrupt Table | Enable | Preenmption Priority | SubPriority |
|---|---|---|---|
| USART1 global interrupt / USART1 wake-up interrupt through EXTI line 25 | true | 0 | 0 |
| USART2 global interrupt / USART2 wake-up interrupt through EXTI line 26 | true | 0 | 0 |
| DMA request | Stream | Direction | Priority |
|---|---|---|---|
| USART1_RX | DMA1_Channel3 | Peripheral To Memory | Low |
| USART1_TX | DMA1_Channel4 | Memory To Peripheral | Low |
| Type | Mode | Baud Rate | Word Length | Parity | Stop Bits | Data Direction |
|---|---|---|---|---|---|---|
| USART1 | Asynchronous | 9600 | 8 Bits (including Parity) | None | 1 | Receive and Transmit |
//Setting input and output only for UBX standard static uint8_t configUBX[]={0xB5,0x62,0x06,0x00,0x14,0x00,0x01,0x00,0x00,0x00,0xD0,0x08,0x00,0x00,0x80,0x25,0x00,0x00,0x01,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x9A,0x79}; //Changing the NMEA version to 4.10 static uint8_t setNMEA410[]={0xB5,0x62,0x06,0x17,0x14,0x00,0x00,0x41,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x75,0x57}; //Activation of navigation system: Galileo, Glonass, GPS, SBAS, IMES static uint8_t setGNSS[]={0xB5,0x62,0x06,0x3E,0x24,0x00,0x00,0x00,0x20,0x04,0x00,0x08,0x10,0x00,0x01,0x00,0x01,0x01,0x01,0x01,0x03,0x00,0x01,0x00,0x01,0x01,0x02,0x04,0x08,0x00,0x01,0x00,0x01,0x01,0x06,0x08,0x0E,0x00,0x01,0x00,0x01,0x01,0xDF,0xFB}; | PERIPHERALS | MODES | FUNCTIONS | PINS |
|---|---|---|---|
| USART1 | Asynchronous | USART2_RX | PB10 |
| USART1 | Asynchronous | USART2_TX | PB6 |
| SYS | Trace Asynchronous Sw | SYS_JTMS-SWDIO | PA13 |
| SYS | Trace Asynchronous Sw | SYS_JTCK-SWCLK | PA14 |
| SYS | Trace Asynchronous Sw | SYS_JTDO-SWO | PB3 |
| SYS | SysTick | SYS_VS_Systick | VP_SYS_VS_Systick |
| USART2 | Asynchronous | USART2_RX | PA3 |
| USART2 | Asynchronous | USART2_TX | PA2 |

