diff options
Diffstat (limited to 'utility/demo-fw/commands/cmd_slideshow.c')
| -rw-r--r-- | utility/demo-fw/commands/cmd_slideshow.c | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/utility/demo-fw/commands/cmd_slideshow.c b/utility/demo-fw/commands/cmd_slideshow.c new file mode 100644 index 0000000..a85d722 --- /dev/null +++ b/utility/demo-fw/commands/cmd_slideshow.c @@ -0,0 +1,284 @@ +/* ----------------------------------------------------------------------------
+ * ATMEL Microcontroller Software Support
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2008, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+#include <board.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <adc/adc12.h>
+#include <irq/irq.h>
+#include <rtc/rtc.h>
+
+#include "dfm_config.h"
+#include "dfm_cmd.h"
+#include "dfm_lcd_tsd.h"
+#include "dfm_dispboxmgr.h"
+#include "dfm_it.h"
+
+//------------------------------------------------------------------------------
+// Global variables
+//------------------------------------------------------------------------------
+
+#if defined(at91sam3u4)
+#define BOARD_ADC_FREQ 5000000
+#define ADC_VREF 3300 // 3.3 * 1000
+#endif
+
+#if defined(USE_IT_CHAIN_MGR)
+void RTC_IrqHandlerSlideShow(void);
+TDFM_ItServList gRtcItHandlerSlideShow = {BOARD_RTC_ID, RTC_IrqHandlerSlideShow, NULL};
+#endif
+
+/// count seconds
+unsigned int gSecondCount = 0;
+/// Record when slide show starts
+static unsigned int gSlideShowStartSec = 0xFFFFFFFF;
+/// slide show wait interval
+unsigned int gSlideShowInterval = 5;
+/// default home page to return when slide show ends
+unsigned int gDefaultHomePage = 1;
+/// adc sample value when slide show starts
+unsigned int gPoMeterRefADValue = 0xFFFFFFFF;
+/// adjustment interval base, will be set same as gSlideShowInterval when slide show start
+unsigned int gIntervalBase;
+/// the threshold value for interval adjustment by potentimeter
+unsigned int gInvThreshold = 30;//default is 30 seconds
+
+
+unsigned int xSlPenLast=0;
+unsigned int ySlPenLast=0;
+
+//------------------------------------------------------------------------------
+/// Interrupt RTC handler for slide show.
+//------------------------------------------------------------------------------
+void RTC_IrqHandlerSlideShow()
+{
+ unsigned int status, advalue;
+ unsigned char tmpT;
+
+ status = AT91C_BASE_RTC->RTC_SR;
+
+ if ((status & AT91C_RTC_SECEV) == AT91C_RTC_SECEV) {
+ // Disable RTC interrupt
+ RTC_DisableIt(AT91C_RTC_SECEV);
+ }
+
+ ++gSecondCount;
+
+ if(gSlideShowStartSec == 0xffffffff)
+ gSlideShowStartSec = gSecondCount;
+
+ if(gSecondCount - gSlideShowStartSec >= gSlideShowInterval) {
+ ++gActiveSlideIndex;
+
+ gSlideShowStartSec = gSecondCount;
+ }
+
+#if defined(at91sam3u4)
+ if(gSecondCount & 1 == 0) {
+ ADC12_StartConversion(AT91C_BASE_ADC12B);
+ } else {
+
+// if(gSecondCount % 2 == 0) {
+ advalue = ADC12_GetConvertedData(AT91C_BASE_ADC12B, ADC12_CHANNEL_3);
+
+ advalue = advalue * ADC_VREF / 0xFFF;
+
+ if(gPoMeterRefADValue == 0xFFFFFFFF) {
+ gPoMeterRefADValue = advalue;
+ gSlideShowInterval = advalue * gInvThreshold / ADC_VREF;
+// gIntervalBase = gSlideShowInterval;
+ }
+
+ if(advalue != gPoMeterRefADValue) {
+ gSlideShowInterval = advalue * gInvThreshold / ADC_VREF;
+ }
+// if(advalue > gPoMeterRefADValue) {
+// gSlideShowInterval = (advalue - gPoMeterRefADValue) * (gInvThreshold - gIntervalBase) \
+// /(ADC_VREF - gPoMeterRefADValue) + gIntervalBase;
+// }
+//
+// if(advalue < gPoMeterRefADValue) {
+// gSlideShowInterval = gIntervalBase - (gPoMeterRefADValue - advalue) * gIntervalBase \
+// / gPoMeterRefADValue;
+// }
+
+ if(gSlideShowInterval == 0) {
+ gSlideShowInterval = 1;
+ }
+ }
+#endif
+
+ AT91C_BASE_RTC->RTC_SCCR = AT91C_RTC_SECEV;
+
+ RTC_EnableIt(AT91C_RTC_SECEV);
+
+ tmpT = TSD_GetTouched();
+ if(tmpT)
+ {
+ //printf("Touch \n\r");
+ TSD_ClearTouched();
+ // End slide show command
+ ParseAndRunMultiCmds("slideshow end");
+ ParseAndRunMultiCmds("slidepage goto 02");
+ }
+}
+
+//------------------------------------------------------------------------------
+// Exported functions
+//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
+// Portal for 'slideshow' command
+// \param argc, number of argument
+// \param argv, argument string array
+// \return 0 succeed, other value failure
+//------------------------------------------------------------------------------
+int DFM_SlideShow(int argc, char ** argv)
+{
+ unsigned int value;
+ char string[20];
+
+ if(argc == 3 && strcmp(argv[1], "-interval") == 0) {
+ //command "slideshow -interval up
+ if(strcmp(argv[2], "up")==0) {
+ ++gSlideShowInterval;
+ }
+
+ //command "slideshow -interval down
+ if(strcmp(argv[2], "down")==0) {
+ --gSlideShowInterval;
+ }
+
+ //command "slideshow -interval display
+ // display current gSlideShowInterval value in display box
+ if(strcmp(argv[2], "display")==0) {
+ sprintf(string, "%u ", gSlideShowInterval);
+ DrawStrInDispBoxScrollNoClear((void *)BOARD_LCD_BASE, 1, string);
+ }
+ }
+
+
+ //command "slideshow start"
+ if(argc == 2 && strcmp(argv[1], "start")==0) {
+
+ TSD_ClearTouched();
+
+ //reset variable
+ gSlideShowStartSec = 0xFFFFFFFF;
+ gPoMeterRefADValue = 0xFFFFFFFF;
+
+#if defined(at91sam3u4)
+ ADC12_EnableChannel(AT91C_BASE_ADC12B, ADC12_CHANNEL_3);
+ // Start measurement
+ ADC12_StartConversion(AT91C_BASE_ADC12B);
+#endif
+
+#if defined(USE_IT_CHAIN_MGR)
+ DFM_RegisterItHandler(&gRtcItHandlerSlideShow);
+#endif
+ //enable RTC interrupt
+ IRQ_ConfigureIT(BOARD_RTC_ID, 0, RTC_IrqHandlerSlideShow);
+ RTC_EnableIt(AT91C_RTC_SECEV);
+ IRQ_EnableIT(BOARD_RTC_ID);
+
+ }
+
+ //command "slideshow start -homepage xx"
+ if(argc == 4 && strcmp(argv[1], "start")==0 &&
+ strcmp(argv[2], "-homepage")==0) {
+
+ TSD_ClearTouched();
+
+ //reset variable
+ gSlideShowStartSec = 0xFFFFFFFF;
+
+#if defined(USE_IT_CHAIN_MGR)
+ DFM_RegisterItHandler(&gRtcItHandlerSlideShow);
+#endif
+ //enable RTC interrupt
+ IRQ_ConfigureIT(BOARD_RTC_ID, 0, RTC_IrqHandlerSlideShow);
+ RTC_EnableIt(AT91C_RTC_SECEV);
+ IRQ_EnableIT(BOARD_RTC_ID);
+
+ value = atoi(argv[3]);
+ //in command input, slide start from 1, but in program it starts from 0
+ //note if index number of slide bigger than max, program will correct as
+ //the last of slide
+ gDefaultHomePage = value - 1;
+ }
+
+ //command "slideshow end"
+ if(argc == 2 && strcmp(argv[1], "end")==0) {
+
+ TSD_ClearTouched();
+
+ RTC_DisableIt(AT91C_RTC_SECEV);
+ IRQ_DisableIT(BOARD_RTC_ID);
+
+#if defined(at91sam3u4)
+ DFM_UnRegisterItHandler(&gRtcItHandlerSlideShow);
+#endif
+
+ //reset variable
+ gSlideShowStartSec = 0xFFFFFFFF;
+
+ gActiveSlideIndex = gDefaultHomePage;
+ }
+
+ //command "slideshow start -homepage xx"
+ if(argc == 4 && strcmp(argv[1], "end")==0 &&
+ strcmp(argv[2], "-homepage")==0) {
+
+ TSD_ClearTouched();
+
+ RTC_DisableIt(AT91C_RTC_SECEV);
+ IRQ_DisableIT(BOARD_RTC_ID);
+
+#if defined(at91sam3u4)
+ DFM_UnRegisterItHandler(&gRtcItHandlerSlideShow);
+#endif
+
+ //reset variable
+ gSlideShowStartSec = 0xFFFFFFFF;
+
+ value = atoi(argv[3]);
+ //in command input, slide start from 1, but in program it starts from 0
+ //note if index number of slide bigger than max, program will correct as
+ //the last of slide
+ gActiveSlideIndex = value - 1;
+
+ gDefaultHomePage = gActiveSlideIndex;
+ }
+
+ return 0;
+}
+
+//define a new command 'slideshow' for slide show
+DFM_CMD(slideshow, DFM_SlideShow, "slide show ppt pages", "default");
+
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