X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/713670043a1edb714461fc83c2b8817f3db99961..eee252603be67c539f9986cde76454f756e55d95:/Projects/TempDataLogger/TempDataLogger.c diff --git a/Projects/TempDataLogger/TempDataLogger.c b/Projects/TempDataLogger/TempDataLogger.c index bf5fd3940..b9be8ca2d 100644 --- a/Projects/TempDataLogger/TempDataLogger.c +++ b/Projects/TempDataLogger/TempDataLogger.c @@ -1,24 +1,24 @@ /* LUFA Library - Copyright (C) Dean Camera, 2010. - + Copyright (C) Dean Camera, 2012. + dean [at] fourwalledcubicle [dot] com - www.fourwalledcubicle.com + www.lufa-lib.org */ /* - Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in + without fee, provided that the above copyright notice appear in all copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the software without specific, written prior permission. - The author disclaim all warranties with regard to this + The author disclaims all warranties with regard to this software, including all implied warranties of merchantability and fitness. In no event shall the author be liable for any special, indirect or consequential damages or any damages @@ -45,21 +45,24 @@ USB_ClassInfo_MS_Device_t Disk_MS_Interface = .Config = { .InterfaceNumber = 0, - - .DataINEndpointNumber = MASS_STORAGE_IN_EPNUM, - .DataINEndpointSize = MASS_STORAGE_IO_EPSIZE, - .DataINEndpointDoubleBank = false, - - .DataOUTEndpointNumber = MASS_STORAGE_OUT_EPNUM, - .DataOUTEndpointSize = MASS_STORAGE_IO_EPSIZE, - .DataOUTEndpointDoubleBank = false, - + .DataINEndpoint = + { + .Address = MASS_STORAGE_IN_EPADDR, + .Size = MASS_STORAGE_IO_EPSIZE, + .Banks = 1, + }, + .DataOUTEndpoint = + { + .Address = MASS_STORAGE_OUT_EPADDR, + .Size = MASS_STORAGE_IO_EPSIZE, + .Banks = 1, + }, .TotalLUNs = 1, }, }; /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */ -uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE]; +static uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE]; /** LUFA HID Class driver interface configuration and state information. This structure is * passed to all HID Class driver functions, so that multiple instances of the same class @@ -70,30 +73,31 @@ USB_ClassInfo_HID_Device_t Generic_HID_Interface = .Config = { .InterfaceNumber = 1, - - .ReportINEndpointNumber = GENERIC_IN_EPNUM, - .ReportINEndpointSize = GENERIC_EPSIZE, - .ReportINEndpointDoubleBank = false, - + .ReportINEndpoint = + { + .Address = GENERIC_IN_EPADDR, + .Size = GENERIC_EPSIZE, + .Banks = 1, + }, .PrevReportINBuffer = PrevHIDReportBuffer, .PrevReportINBufferSize = sizeof(PrevHIDReportBuffer), }, }; /** Non-volatile Logging Interval value in EEPROM, stored as a number of 500ms ticks */ -uint8_t EEMEM LoggingInterval500MS_EEPROM = DEFAULT_LOG_INTERVAL; +static uint8_t EEMEM LoggingInterval500MS_EEPROM = DEFAULT_LOG_INTERVAL; /** SRAM Logging Interval value fetched from EEPROM, stored as a number of 500ms ticks */ -uint8_t LoggingInterval500MS_SRAM; +static uint8_t LoggingInterval500MS_SRAM; /** Total number of 500ms logging ticks elapsed since the last log value was recorded */ -uint16_t CurrentLoggingTicks; +static uint16_t CurrentLoggingTicks; /** FAT Fs structure to hold the internal state of the FAT driver for the Dataflash contents. */ -FATFS DiskFATState; +static FATFS DiskFATState; /** FAT Fs structure to hold a FAT file handle for the log data write destination. */ -FIL TempLogFile; +static FIL TempLogFile; /** ISR to handle the 500ms ticks for sampling and data logging */ @@ -102,33 +106,32 @@ ISR(TIMER1_COMPA_vect, ISR_BLOCK) uint8_t LEDMask = LEDs_GetLEDs(); /* Check to see if the logging interval has expired */ - if (CurrentLoggingTicks++ < LoggingInterval500MS_SRAM) + if (++CurrentLoggingTicks < LoggingInterval500MS_SRAM) return; - + /* Reset log tick counter to prepare for next logging interval */ CurrentLoggingTicks = 0; LEDs_SetAllLEDs(LEDMASK_USB_BUSY); - + /* Only log when not connected to a USB host */ if (USB_DeviceState == DEVICE_STATE_Unattached) { - uint8_t Day, Month, Year; - uint8_t Hour, Minute, Second; - - DS1307_GetDate(&Day, &Month, &Year); - DS1307_GetTime(&Hour, &Minute, &Second); + TimeDate_t CurrentTimeDate; + DS1307_GetTimeDate(&CurrentTimeDate); char LineBuffer[100]; uint16_t BytesWritten; - BytesWritten = sprintf(LineBuffer, "%02d/%02d/20%04d, %02d:%02d:%02d, %d Degrees\r\n", - Day, Month, Year, Hour, Minute, Second, Temperature_GetTemperature()); + BytesWritten = sprintf(LineBuffer, "%02d/%02d/20%02d, %02d:%02d:%02d, %d Degrees\r\n", + CurrentTimeDate.Day, CurrentTimeDate.Month, CurrentTimeDate.Year, + CurrentTimeDate.Hour, CurrentTimeDate.Minute, CurrentTimeDate.Second, + Temperature_GetTemperature()); f_write(&TempLogFile, LineBuffer, BytesWritten, &BytesWritten); f_sync(&TempLogFile); } - + LEDs_SetAllLEDs(LEDMask); } @@ -141,7 +144,7 @@ int main(void) /* Fetch logging interval from EEPROM */ LoggingInterval500MS_SRAM = eeprom_read_byte(&LoggingInterval500MS_EEPROM); - + /* Check if the logging interval is invalid (0xFF) indicating that the EEPROM is blank */ if (LoggingInterval500MS_SRAM == 0xFF) LoggingInterval500MS_SRAM = DEFAULT_LOG_INTERVAL; @@ -150,12 +153,8 @@ int main(void) OpenLogFile(); LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); - sei(); + GlobalInterruptEnable(); - /* Discard the first sample from the temperature sensor, as it is generally incorrect */ - volatile uint8_t Dummy = Temperature_GetTemperature(); - (void)Dummy; - for (;;) { MS_Device_USBTask(&Disk_MS_Interface); @@ -170,9 +169,9 @@ void OpenLogFile(void) char LogFileName[12]; /* Get the current date for the filename as "DDMMYY.csv" */ - uint8_t Day, Month, Year; - DS1307_GetDate(&Day, &Month, &Year); - sprintf(LogFileName, "%02d%02d%02d.csv", Day, Month, Year); + TimeDate_t CurrentTimeDate; + DS1307_GetTimeDate(&CurrentTimeDate); + sprintf(LogFileName, "%02d%02d%02d.csv", CurrentTimeDate.Day, CurrentTimeDate.Month, CurrentTimeDate.Year); /* Mount the storage device, open the file */ f_mount(0, &DiskFATState); @@ -205,13 +204,20 @@ void SetupHardware(void) Temperature_Init(); Dataflash_Init(); USB_Init(); - TWI_Init(); - + TWI_Init(TWI_BIT_PRESCALE_4, TWI_BITLENGTH_FROM_FREQ(4, 50000)); + /* 500ms logging interval timer configuration */ - OCR1A = ((F_CPU / 1024) / 2); + OCR1A = (((F_CPU / 1024) / 2) - 1); TCCR1B = (1 << WGM12) | (1 << CS12) | (1 << CS10); TIMSK1 = (1 << OCIE1A); + /* Check if the Dataflash is working, abort if not */ + if (!(DataflashManager_CheckDataflashOperation())) + { + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + for(;;); + } + /* Clear Dataflash sector protections, if enabled */ DataflashManager_ResetDataflashProtections(); } @@ -221,7 +227,7 @@ void EVENT_USB_Device_Connect(void) { LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); - /* Close the log file so that the host has exclusive filesystem access */ + /* Close the log file so that the host has exclusive file system access */ CloseLogFile(); } @@ -229,7 +235,7 @@ void EVENT_USB_Device_Connect(void) void EVENT_USB_Device_Disconnect(void) { LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); - + /* Mount and open the log file on the Dataflash FAT partition */ OpenLogFile(); } @@ -239,14 +245,14 @@ void EVENT_USB_Device_ConfigurationChanged(void) { bool ConfigSuccess = true; - ConfigSuccess &= MS_Device_ConfigureEndpoints(&Disk_MS_Interface); ConfigSuccess &= HID_Device_ConfigureEndpoints(&Generic_HID_Interface); + ConfigSuccess &= MS_Device_ConfigureEndpoints(&Disk_MS_Interface); LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); } -/** Event handler for the library USB Unhandled Control Request event. */ -void EVENT_USB_Device_UnhandledControlRequest(void) +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) { MS_Device_ProcessControlRequest(&Disk_MS_Interface); HID_Device_ProcessControlRequest(&Generic_HID_Interface); @@ -259,22 +265,21 @@ void EVENT_USB_Device_UnhandledControlRequest(void) bool CALLBACK_MS_Device_SCSICommandReceived(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo) { bool CommandSuccess; - + LEDs_SetAllLEDs(LEDMASK_USB_BUSY); CommandSuccess = SCSI_DecodeSCSICommand(MSInterfaceInfo); LEDs_SetAllLEDs(LEDMASK_USB_READY); - + return CommandSuccess; } /** HID class driver callback function for the creation of HID reports to the host. * * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced - * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the - * generated report ID + * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID * \param[in] ReportType Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature * \param[out] ReportData Pointer to a buffer where the created report should be stored - * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent + * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent) * * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent */ @@ -286,9 +291,8 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn { Device_Report_t* ReportParams = (Device_Report_t*)ReportData; - DS1307_GetDate(&ReportParams->Day, &ReportParams->Month, &ReportParams->Year); - DS1307_GetTime(&ReportParams->Hour, &ReportParams->Minute, &ReportParams->Second); - + DS1307_GetTimeDate(&ReportParams->TimeDate); + ReportParams->LogInterval500MS = LoggingInterval500MS_SRAM; *ReportSize = sizeof(Device_Report_t); @@ -300,7 +304,7 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced * \param[in] ReportID Report ID of the received report from the host * \param[in] ReportType The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature - * \param[in] ReportData Pointer to a buffer where the created report has been stored + * \param[in] ReportData Pointer to a buffer where the received report has been stored * \param[in] ReportSize Size in bytes of the received HID report */ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, @@ -310,10 +314,9 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI const uint16_t ReportSize) { Device_Report_t* ReportParams = (Device_Report_t*)ReportData; - - DS1307_SetDate(ReportParams->Day, ReportParams->Month, ReportParams->Year); - DS1307_SetTime(ReportParams->Hour, ReportParams->Minute, ReportParams->Second); - + + DS1307_SetTimeDate(&ReportParams->TimeDate); + /* If the logging interval has changed from its current value, write it to EEPROM */ if (LoggingInterval500MS_SRAM != ReportParams->LogInterval500MS) { @@ -321,3 +324,4 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI eeprom_update_byte(&LoggingInterval500MS_EEPROM, LoggingInterval500MS_SRAM); } } +