/////////////////////////////////////////////////////////////////////////////
// This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
int i;
struct ntp_tm tm;
const char *month_names[] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
const char *weekday_names[] = {
"Sun", "Mon", "Tue", "Wed",
"Thu", "Fri", "Sat" };
mios32_sys_time_t t;
char timestring[64];
// clear LCD screen
MIOS32_LCD_Clear();
// endless loop: print status information on LCD
while( 1 ) {
// new message requested?
// TODO: add FreeRTOS specific queue handling!
u8 new_msg = PRINT_MSG_NONE;
portENTER_CRITICAL(); // port specific FreeRTOS function to disable tasks (nested)
if( print_msg ) {
new_msg = print_msg;
print_msg = PRINT_MSG_NONE; // clear request
}
portEXIT_CRITICAL(); // port specific FreeRTOS function to enable tasks (nested)
switch( new_msg ) {
case PRINT_MSG_INIT:
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_CursorSet(0, 0);
MIOS32_LCD_PrintString("see README.txt ");
MIOS32_LCD_CursorSet(0, 1);
MIOS32_LCD_PrintString("for details ");
break;
case PRINT_MSG_STATUS:
{
MIOS32_LCD_CursorSet(0, 0);
// request status screen again (will stop once a new screen is requested by another task)
print_msg = PRINT_MSG_STATUS;
}
break;
}
t = MIOS32_SYS_TimeGet();
// convert ntp seconds since 1900 into useful time structure
ntp_tmtime(t.seconds, &tm);
// honour dailight savings
ntp_dst(&tm);
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_SMALL);
MIOS32_LCD_CursorSet(15, 12);
MIOS32_LCD_PrintFormattedString("%s %02d %s %04d %02d:%02d:%02d", weekday_names[tm.weekday], tm.day, month_names[tm.month-1], tm.year,tm.hour, tm.minute, tm.second);
}
}
/////////////////////////////////////////////////////////////////////////////
// Clear Screen
// IN: -
// OUT: returns < 0 on errors
/////////////////////////////////////////////////////////////////////////////
s32 APP_LCD_Clear(void)
{
int x, y;
// use default font
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// clear whole 128x128 screen with background colour
// ST7637 specific function to set view
APP_LCD_SetRect_For_Cmd(0, 0, APP_LCD_WIDTH, APP_LCD_HEIGHT);
// Send command to write data on the LCD screen.
APP_LCD_Cmd(ST7637_RAMWR);
for(x=0; x<APP_LCD_WIDTH; ++x) {
for(y=0; y<APP_LCD_HEIGHT; ++y) {
APP_LCD_Data(lcd_bcolour & 0xff);
APP_LCD_Data(lcd_bcolour >> 8);
}
}
// set cursor to initial position
APP_LCD_CursorSet(0, 0);
return 0; // no error
}
/////////////////////////////////////////////////////////////////////////////
// Clear Screen
// IN: -
// OUT: returns < 0 on errors
/////////////////////////////////////////////////////////////////////////////
s32 APP_LCD_Clear(void)
{
s32 error = 0;
u8 x, y;
// use default font
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// select all LCDs
error |= MIOS32_LCD_CursorSet(0, 0);
// send data
for(y=0; y<APP_LCD_HEIGHT; y=y+4) {
error |= APP_LCD_GCursorSet(0, y);
MIOS32_BOARD_J15_DataSet(0x00);
MIOS32_BOARD_J15_RS_Set(1); // RS pin used to control DC
for(x=0; x<APP_LCD_WIDTH; ++x){
MIOS32_BOARD_J15_SerDataShift(0x00);
}
}
// set X=0, Y=0
error |= MIOS32_LCD_CursorSet(0, 0);
return error;
}
/////////////////////////////////////////////////////////////////////////////
// Clear Screen
// IN: -
// OUT: returns < 0 on errors
/////////////////////////////////////////////////////////////////////////////
s32 APP_LCD_Clear(void)
{
s32 error = 0;
u8 x, y;
// use default font
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// send data
for(y=0; y<8; ++y) {
error |= MIOS32_LCD_CursorSet(0, y);
// select all LCDs
#if APP_LCD_USE_J10_FOR_CS
MIOS32_BOARD_J10_Set(0x00);
#else
MIOS32_BOARD_J15_DataSet(0x00);
#endif
MIOS32_BOARD_J15_RS_Set(1); // RS pin used to control DC
for(x=0; x<128; ++x)
MIOS32_BOARD_J15_SerDataShift(0x00);
}
// set X=0, Y=0
error |= MIOS32_LCD_CursorSet(0, 0);
return error;
}
/////////////////////////////////////////////////////////////////////////////
// This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
// print static screen
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// clear LCD
MIOS32_LCD_Clear();
// endless loop - LED will flicker on each iteration
while( 1 ) {
// toggle the state of all LEDs (allows to measure the execution speed with a scope)
MIOS32_BOARD_LED_Set(0xffffffff, ~MIOS32_BOARD_LED_Get());
// X/Y "position" of displays (see also comments in $MIOS32_PATH/modules/app_lcd/pcd8544/README.txt)
const u8 lcd_x[8] = {0, 1, 2, 0, 1, 2, 0, 1}; // CS#0..7
const u8 lcd_y[8] = {0, 0, 0, 1, 1, 1, 2, 2};
u8 i;
for(i=0; i<8; ++i) {
u8 x_offset = 84*lcd_x[i];
u8 y_offset = 6*8*lcd_y[i];
// print text
MIOS32_LCD_GCursorSet(x_offset + 0, y_offset + 0*8);
MIOS32_LCD_PrintFormattedString(" PCD8544 #%d", i+1);
MIOS32_LCD_GCursorSet(x_offset + 0, y_offset + 2*8);
MIOS32_LCD_PrintString(" powered by ");
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_BIG);
MIOS32_LCD_GCursorSet(x_offset + 0, y_offset + 3*8);
MIOS32_LCD_PrintString("MIOS");
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_GCursorSet(x_offset + 64, y_offset + 4*8);
MIOS32_LCD_PrintString("32");
}
}
}
/////////////////////////////////////////////////////////////////////////////
// This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
// print static screen
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// clear LCD
MIOS32_LCD_Clear();
u8 last_touchpanel_x = 0;
u8 last_touchpanel_y = 0;
// endless loop - LED will flicker on each iteration
while( 1 ) {
// toggle the state of all LEDs (allows to measure the execution speed with a scope)
MIOS32_BOARD_LED_Set(0xffffffff, ~MIOS32_BOARD_LED_Get());
// check for X/Y coordinate changes
if( touchpanel_x != last_touchpanel_x || touchpanel_y != last_touchpanel_y ) {
// clear marker at last position
MIOS32_LCD_GCursorSet(last_touchpanel_x, last_touchpanel_y / 2);
MIOS32_LCD_PrintChar(' ');
// clear coordinate at the left/right side if required
if( (last_touchpanel_x < 64 && touchpanel_x >= 64) || (last_touchpanel_x >= 64 && touchpanel_x < 64) ) {
MIOS32_LCD_GCursorSet((last_touchpanel_x < 64) ? 128-5*6 : 0, 0*8);
MIOS32_LCD_PrintString(" ");
MIOS32_LCD_GCursorSet((last_touchpanel_x < 64) ? 128-5*6 : 0, 1*8);
MIOS32_LCD_PrintString(" ");
}
// set marker at new position
MIOS32_LCD_GCursorSet(touchpanel_x, touchpanel_y / 2);
MIOS32_LCD_PrintChar('x');
// print new coordinates
MIOS32_LCD_GCursorSet((touchpanel_x < 64) ? 128-5*6 : 0, 0*8);
MIOS32_LCD_PrintFormattedString("X:%3d", touchpanel_x);
MIOS32_LCD_GCursorSet((touchpanel_x < 64) ? 128-5*6 : 0, 1*8);
MIOS32_LCD_PrintFormattedString("Y:%3d", touchpanel_y);
// store new position
last_touchpanel_x = touchpanel_x;
last_touchpanel_y = touchpanel_y;
}
}
}
/////////////////////////////////////////////////////////////////////////////
//! transfers the buffer to LCDs
//! \param[in] force if != 0, it is ensured that the whole screen will be refreshed, regardless
//! if characters have changed or not
/////////////////////////////////////////////////////////////////////////////
s32 BUFLCD_Update(u8 force)
{
int next_x = -1;
int next_y = -1;
int x, y;
u32 bufpos_len = BUFLCD_MaxBufferGet();
int phys_y = buflcd_offset_y;
for(y=0; y<buflcd_device_num_y*buflcd_device_height; ++y, ++phys_y) {
u32 bufpos = y * buflcd_device_num_x * buflcd_device_width;
if( bufpos >= bufpos_len )
break;
u8 *ptr = (u8 *)&lcd_buffer[bufpos];
#if BUFLCD_SUPPORT_GLCD_FONTS
u8 *font_ptr = (u8 *)&lcd_buffer[bufpos + (BUFLCD_BUFFER_SIZE/2)];
#endif
int phys_x = buflcd_offset_x;
int device = (buflcd_device_num_x * (phys_y / buflcd_device_height)) - 1;
for(x=0; x<(buflcd_device_num_x * buflcd_device_width) && bufpos < bufpos_len; ++x, ++phys_x, ++bufpos) {
if( (phys_x % buflcd_device_width) == 0 )
++device;
if( force || !(*ptr & 0x80)
#if BUFLCD_SUPPORT_GLCD_FONTS
|| (glcd_font_handling && !(*font_ptr & 0x80))
#endif
) {
#if BUFLCD_SUPPORT_GLCD_FONTS
u8 *glcd_font = NULL;
if( glcd_font_handling ) {
switch( *font_ptr & 0x7f ) {
case 'n': glcd_font = (u8 *)GLCD_FONT_NORMAL; break;
case 'i': glcd_font = (u8 *)GLCD_FONT_NORMAL_INV; break;
case 'b': glcd_font = (u8 *)GLCD_FONT_BIG; break;
case 's': glcd_font = (u8 *)GLCD_FONT_SMALL; break;
case 't': glcd_font = (u8 *)GLCD_FONT_TINY; break;
case 'k': glcd_font = (u8 *)GLCD_FONT_KNOB_ICONS; break;
case 'h': glcd_font = (u8 *)GLCD_FONT_METER_ICONS_H; break;
case 'v': glcd_font = (u8 *)GLCD_FONT_METER_ICONS_V; break;
default:
glcd_font = NULL; // no character will be print
}
MIOS32_LCD_FontInit(glcd_font);
}
#endif
if( x != next_x || y != next_y ) {
#if BUFLCD_SUPPORT_GLCD_FONTS
if( glcd_font_handling && glcd_font ) {
// temporary use pseudo-font to ensure that Y is handled equaly for all fonts
u8 pseudo_font[4];
// just to ensure...
#if MIOS32_LCD_FONT_WIDTH_IX != 0 || MIOS32_LCD_FONT_HEIGHT_IX != 1 || MIOS32_LCD_FONT_X0_IX != 2 || MIOS32_LCD_FONT_OFFSET_IX != 3
# error "Please adapt this part for new LCD Font parameter positions!"
#endif
pseudo_font[MIOS32_LCD_FONT_WIDTH_IX] = glcd_font[MIOS32_LCD_FONT_WIDTH_IX];
pseudo_font[MIOS32_LCD_FONT_HEIGHT_IX] = 1*8; // forced!
pseudo_font[MIOS32_LCD_FONT_X0_IX] = glcd_font[MIOS32_LCD_FONT_X0_IX];
pseudo_font[MIOS32_LCD_FONT_OFFSET_IX] = glcd_font[MIOS32_LCD_FONT_OFFSET_IX];
MIOS32_LCD_FontInit((u8 *)&pseudo_font);
}
#endif
MIOS32_LCD_DeviceSet(device);
MIOS32_LCD_CursorSet(phys_x % buflcd_device_width, phys_y % buflcd_device_height);
#if BUFLCD_SUPPORT_GLCD_FONTS
if( glcd_font_handling ) {
// switch back to original font
MIOS32_LCD_FontInit(glcd_font);
}
#endif
}
#if BUFLCD_SUPPORT_GLCD_FONTS
if( !glcd_font_handling || glcd_font )
#endif
MIOS32_LCD_PrintChar(*ptr & 0x7f);
MIOS32_IRQ_Disable(); // must be atomic
*ptr |= 0x80;
#if BUFLCD_SUPPORT_GLCD_FONTS
*font_ptr |= 0x80;
#endif
MIOS32_IRQ_Enable();
next_y = y;
next_x = x+1;
// for multiple LCDs: ensure that cursor is set when we reach the next partition
if( (next_x % buflcd_device_width) == 0 )
next_x = -1;
}
++ptr;
#if BUFLCD_SUPPORT_GLCD_FONTS
++font_ptr;
#endif
}
}
return 0; // no error
}
/////////////////////////////////////////////////////////////////////////////
// Initializes application specific LCD driver
// IN: <mode>: optional configuration
// OUT: returns < 0 if initialisation failed
/////////////////////////////////////////////////////////////////////////////
s32 APP_LCD_Init(u32 mode)
{
GPIO_InitTypeDef GPIO_InitStructure;
s32 delay;
// set LCD type
mios32_lcd_parameters.lcd_type = MIOS32_LCD_TYPE_GLCD_CUSTOM;
// set initial font and colours
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_BColourSet(0xffffff);
MIOS32_LCD_FColourSet(0x000000);
// control lines
PIN_BL(1);
PIN_RS(1);
PIN_RD(1);
PIN_CS(1);
PIN_WR(1);
PIN_RST(1);
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Pin = APP_LCD_BL_PIN;
GPIO_Init(APP_LCD_BL_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = APP_LCD_RS_PIN;
GPIO_Init(APP_LCD_RS_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = APP_LCD_RD_PIN;
GPIO_Init(APP_LCD_RD_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = APP_LCD_WR_PIN;
GPIO_Init(APP_LCD_WR_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = APP_LCD_CS_PIN;
GPIO_Init(APP_LCD_CS_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = APP_LCD_RST_PIN;
GPIO_Init(APP_LCD_RST_PORT, &GPIO_InitStructure);
// Apply hardware reset
PIN_RST(0);
for(delay=0; delay<0x500; ++delay);
PIN_RST(1);
for(delay=0; delay<0x500; ++delay);
// configure data pins as outputs
GPIO_InitStructure.GPIO_Pin = APP_LCD_D_PINS;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(APP_LCD_D_PORT, &GPIO_InitStructure);
//----------- software reset ------------------------------------------------
APP_LCD_Cmd(ST7637_SWRESET);
//----------- disable autoread + Manual read once ---------------------------
APP_LCD_Cmd( ST7637_AUTOLOADSET ); // Auto Load Set 0xD7
APP_LCD_Data( 0xBF ); // Auto Load Disable
APP_LCD_Cmd( ST7637_EPCTIN ); // EE Read/write mode 0xE0
APP_LCD_Data( 0x00 ); // Set read mode
APP_LCD_Cmd( ST7637_EPMRD ); // Read active 0xE3
APP_LCD_Cmd( ST7637_EPCTOUT ); // Cancel control 0xE1
//---------------------------------- Sleep OUT ------------------------------
APP_LCD_Cmd( ST7637_DISPOFF ); // display off 0x28
APP_LCD_Cmd( ST7637_SLPOUT ); // Sleep Out 0x11
//--------------------------------Vop setting--------------------------------
APP_LCD_Cmd( ST7637_VOPSET ); // Set Vop by initial Module 0xC0
APP_LCD_Data( 0xFB ); // Vop = 13.64
APP_LCD_Data( 0x00 ); // base on Module
//----------------------------Set Register-----------------------------------
APP_LCD_Cmd( ST7637_BIASSEL ); // Bias select 0xC3
APP_LCD_Data( 0x00 ); // 1/12 Bias, base on Module
APP_LCD_Cmd( ST7637_BSTBMPXSEL ); // Setting Booster times 0xC4
APP_LCD_Data( 0x05 ); // Booster X 8
APP_LCD_Cmd( ST7637_BSTEFFSEL ); // Booster eff 0xC5
APP_LCD_Data( 0x11 ); // BE = 0x01 (Level 2)
APP_LCD_Cmd( ST7637_VGSORCSEL ); // Vg with booster x2 control 0xcb
APP_LCD_Data( 0x01 ); // Vg from Vdd2
APP_LCD_Cmd( ST7637_ID1SET ); // ID1 = 00 0xcc
APP_LCD_Data( 0x00 ); //
APP_LCD_Cmd( ST7637_ID3SET ); // ID3 = 00 0xce
APP_LCD_Data( 0x00 ); //
APP_LCD_Cmd( ST7637_COMSCANDIR ); // Glass direction
APP_LCD_Data( 0xC0 ); //
APP_LCD_Cmd( ST7637_ANASET ); // Analog circuit setting 0xd0
APP_LCD_Data( 0x1D ); //
APP_LCD_Cmd( ST7637_PTLMOD ); // PTL mode set
APP_LCD_Data( 0x18 ); // power normal mode
APP_LCD_Cmd( ST7637_INVOFF ); // Display Inversion OFF 0x20
APP_LCD_Cmd( ST7637_CASET ); // column range
APP_LCD_Data( 0x04 ); //
APP_LCD_Data( 0x83 ); //
APP_LCD_Cmd( ST7637_RASET ); // raw range
APP_LCD_Data( 0x04 ); //
APP_LCD_Data( 0x83 ); //
APP_LCD_Cmd( ST7637_COLMOD ); // Color mode = 65k 0x3A
APP_LCD_Data( 0x05 ); //
APP_LCD_Cmd( ST7637_MADCTR ); // Memory Access Control 0x36
APP_LCD_Data( V12_MADCTRVAL );
APP_LCD_Cmd( ST7637_DUTYSET ); // Duty = 132 duty 0xb0
APP_LCD_Data( 0x7F );
APP_LCD_Cmd( ST7637_DISPON ); // Display ON
APP_LCD_Cmd( ST7637_FRAMESET ); // Gamma
APP_LCD_Data( 0x00 ); //
APP_LCD_Data( 0x03 ); //
APP_LCD_Data( 0x05 ); //
APP_LCD_Data( 0x07 ); //
APP_LCD_Data( 0x09 ); //
APP_LCD_Data( 0x0B ); //
APP_LCD_Data( 0x0D ); //
APP_LCD_Data( 0x0F ); //
APP_LCD_Data( 0x11 ); //
APP_LCD_Data( 0x13 ); //
APP_LCD_Data( 0x15 ); //
APP_LCD_Data( 0x17 ); //
APP_LCD_Data( 0x19 ); //
APP_LCD_Data( 0x1B ); //
APP_LCD_Data( 0x1D ); //
APP_LCD_Data( 0x1F ); //
return 0; // no error
}
/////////////////////////////////////////////////////////////////////////////
//! This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
const u16 sdcard_check_delay = 1000;
u16 sdcard_check_ctr = 0;
u8 lun_available = 0;
static u8 isInMainPage = 1;
SCS_DisplayUpdateInMainPage(0);
MBNG_LCD_SpecialCharsReInit();
u32 last_timestamp = MIOS32_TIMESTAMP_Get();
while( 1 ) {
//vTaskDelay(1 / portTICK_RATE_MS);
// Background task: use timestamp mechanism to generate delay
while( MIOS32_TIMESTAMP_Get() == last_timestamp );
last_timestamp = MIOS32_TIMESTAMP_Get();
// call SCS handler
MUTEX_LCD_TAKE;
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
SCS_Tick();
SCS_DisplayUpdateInMainPage((MBNG_EVENT_MidiLearnModeGet() || MBNG_EVENT_EventLearnIdGet()) ? 1 : 0);
// LCD output in mainpage
if( SCS_MenuStateGet() == SCS_MENU_STATE_MAINPAGE && !MBNG_EVENT_MidiLearnModeGet() && !MBNG_EVENT_EventLearnIdGet() ) {
u8 force = isInMainPage == 0;
if( force ) { // page change
MBNG_LCD_SpecialCharsReInit();
MBNG_LCD_CursorSet(SCS_LCD_DeviceGet(), SCS_LCD_OffsetXGet(), SCS_LCD_OffsetYGet() + 0);
MBNG_LCD_PrintSpaces(SCS_NumMenuItemsGet()*SCS_MENU_ITEM_WIDTH);
MBNG_LCD_CursorSet(SCS_LCD_DeviceGet(), SCS_LCD_OffsetXGet(), SCS_LCD_OffsetYGet() + 1);
MBNG_LCD_PrintSpaces(SCS_NumMenuItemsGet()*SCS_MENU_ITEM_WIDTH);
}
MBNG_EVENT_UpdateLCD(force);
// handles .NGR file execution
MBNG_FILE_R_CheckRequest();
isInMainPage = 1; // static reminder
} else {
if( isInMainPage && (MBNG_EVENT_MidiLearnModeGet() || MBNG_EVENT_EventLearnIdGet()) ) {
SCS_LCD_Update(1); // force display update when learn mode is entered in mainpage
}
isInMainPage = 0; // static reminder
}
// handles .NGR file execution
MBNG_FILE_R_CheckRequest();
MUTEX_LCD_GIVE;
// -> keyboard handler
KEYBOARD_Periodic_1mS();
// MIDI In/Out monitor
MIDI_PORT_Period1mS();
// call MIDI event tick
MBNG_EVENT_Tick();
// each second: check if SD Card (still) available
if( msd_state == MSD_DISABLED && ++sdcard_check_ctr >= sdcard_check_delay ) {
sdcard_check_ctr = 0;
MUTEX_SDCARD_TAKE;
s32 status = FILE_CheckSDCard();
if( status == 1 ) {
DEBUG_MSG("SD Card connected: %s\n", FILE_VolumeLabel());
// stop sequencer
SEQ_BPM_Stop();
// load all file infos
MBNG_FILE_LoadAllFiles(1); // including HW info
// select the first bank
MBNG_EVENT_SelectedBankSet(1);
// immediately go to next step
sdcard_check_ctr = sdcard_check_delay;
} else if( status == 2 ) {
DEBUG_MSG("SD Card disconnected\n");
// invalidate all file infos
MBNG_FILE_UnloadAllFiles();
// stop sequencer
SEQ_BPM_Stop();
// change status
MBNG_FILE_StatusMsgSet("No SD Card");
MUTEX_LCD_TAKE;
MBNG_LCD_CursorSet(0, 0, 0);
MBNG_LCD_PrintString("*** No SD Card *** ");
MBNG_LCD_ClearScreenOnNextMessage();
MUTEX_LCD_GIVE;
} else if( status == 3 ) {
if( !FILE_SDCardAvailable() ) {
DEBUG_MSG("SD Card not found\n");
MBNG_FILE_StatusMsgSet("No SD Card");
MUTEX_LCD_TAKE;
MBNG_LCD_CursorSet(0, 0, 0);
MBNG_LCD_PrintString("*** No SD Card *** ");
MBNG_LCD_ClearScreenOnNextMessage();
MUTEX_LCD_GIVE;
} else if( !FILE_VolumeAvailable() ) {
DEBUG_MSG("ERROR: SD Card contains invalid FAT!\n");
MBNG_FILE_StatusMsgSet("No FAT");
MUTEX_LCD_TAKE;
MBNG_LCD_CursorSet(0, 0, 0);
MBNG_LCD_PrintString("* No FAT on SD Card * ");
MBNG_LCD_ClearScreenOnNextMessage();
MUTEX_LCD_GIVE;
} else {
MBNG_FILE_StatusMsgSet(NULL);
// create the default files if they don't exist on SD Card
MBNG_FILE_CreateDefaultFiles();
}
hw_enabled = 1; // enable hardware after first read...
}
MUTEX_SDCARD_GIVE;
}
// MSD driver
if( msd_state != MSD_DISABLED ) {
MUTEX_SDCARD_TAKE;
switch( msd_state ) {
case MSD_SHUTDOWN:
// switch back to USB MIDI
MIOS32_USB_Init(1);
msd_state = MSD_DISABLED;
break;
case MSD_INIT:
// LUN not mounted yet
lun_available = 0;
// enable MSD USB driver
MUTEX_J16_TAKE;
if( MSD_Init(0) >= 0 )
msd_state = MSD_READY;
else
msd_state = MSD_SHUTDOWN;
MUTEX_J16_GIVE;
break;
case MSD_READY:
// service MSD USB driver
MSD_Periodic_mS();
// this mechanism shuts down the MSD driver if SD card has been unmounted by OS
if( lun_available && !MSD_LUN_AvailableGet(0) )
msd_state = MSD_SHUTDOWN;
else if( !lun_available && MSD_LUN_AvailableGet(0) )
lun_available = 1;
break;
}
MUTEX_SDCARD_GIVE;
}
}
}
/////////////////////////////////////////////////////////////////////////////
// This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
// print static screen
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_BColourSet(0x000000);
MIOS32_LCD_FColourSet(0xffffff);
// clear LCD
MIOS32_LCD_Clear();
// print text
MIOS32_LCD_CursorSet(3, 3);
MIOS32_LCD_PrintString("ST7637 LCD");
MIOS32_LCD_CursorSet(7, 5);
MIOS32_LCD_PrintString("powered by");
// endless loop: print animations
u8 mios_r = 0;
u8 mios_g = 0;
u8 mios_b = 0;
u8 dir = 1;
u8 knob_icon_ctr[4] = {0, 3, 6, 9}; // memo: 12 icons
u8 knob_icon_delay_ctr[4] = {0, 2, 4, 6};
const u8 knob_icon_x[4] = {0, 100, 0, 100}; // memo: icon width 28
const u8 knob_icon_y[4] = {0, 0, 104, 104}; // memo: icon height 24
u8 vmeter_icon_ctr[2] = {0, 5}; // memo: 28 icons (14 used)
u8 vmeter_icon_dir[2] = {1, 1};
u8 vmeter_icon_delay_ctr[2] = {1, 4};
const u8 vmeter_icon_x[2] = {0, 120}; // memo: icon width 8
const u8 vmeter_icon_y[2] = {48, 48}; // memo: icon height 32
u8 hmeter_icon_ctr[2] = {6, 11}; // memo: 28 icons (14 used)
u8 hmeter_icon_dir[2] = {1, 0};
u8 hmeter_icon_delay_ctr[2] = {4, 2};
const u8 hmeter_icon_x[2] = {50, 50}; // memo: icon width 28
const u8 hmeter_icon_y[2] = {0, 120}; // memo: icon height 8
while( 1 ) {
s32 i;
// toggle the state of all LEDs (allows to measure the execution speed with a scope)
MIOS32_BOARD_LED_Set(0xffffffff, ~MIOS32_BOARD_LED_Get());
// colour-cycle "MIOS32" up and down :-)
// ST7637 supports 5bit r, 6bit g and 5bit b
if( dir ) {
if( mios_r < 0x1f )
++mios_r;
else if( mios_g < 0x3f )
++mios_g;
else if( mios_b < 0x1f )
++mios_b;
else
dir = 0;
} else {
if( mios_r > 0x00 )
--mios_r;
else if( mios_g > 0x00 )
--mios_g;
else if( mios_b > 0x00 )
--mios_b;
else
dir = 1;
}
// set new colour
MIOS32_LCD_FColourSet((mios_r << 16) | (mios_g << 8) | mios_b);
// print "MIOS32"
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_BIG);
MIOS32_LCD_GCursorSet(16, 52);
MIOS32_LCD_PrintString("MIOS32");
// icons with different colour
MIOS32_LCD_FColourSet(((dir?mios_r:~mios_r) << 16) |
(~mios_g << 8) |
(dir?mios_b:~mios_b));
// print turning Knob icons at all edges
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_KNOB_ICONS); // memo: 12 icons, icon size: 28x24
for(i=0; i<4; ++i) {
if( ++knob_icon_delay_ctr[i] > 10 ) {
knob_icon_delay_ctr[i] = 0;
if( ++knob_icon_ctr[i] >= 12 )
knob_icon_ctr[i] = 0;
}
MIOS32_LCD_GCursorSet(knob_icon_x[i], knob_icon_y[i]);
MIOS32_LCD_PrintChar(knob_icon_ctr[i]);
}
// print vmeter icons
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_METER_ICONS_V); // memo: 28 icons, 14 used, icon size: 8x32
for(i=0; i<2; ++i) {
if( ++vmeter_icon_delay_ctr[i] > 5 ) {
vmeter_icon_delay_ctr[i] = 0;
if( vmeter_icon_dir[i] ) {
if( ++vmeter_icon_ctr[i] >= 13 )
vmeter_icon_dir[i] = 0;
} else {
if( --vmeter_icon_ctr[i] < 1 )
vmeter_icon_dir[i] = 1;
}
}
MIOS32_LCD_GCursorSet(vmeter_icon_x[i], vmeter_icon_y[i]);
MIOS32_LCD_PrintChar(vmeter_icon_ctr[i]);
}
// print hmeter icons
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_METER_ICONS_H); // memo: 28 icons, 14 used, icon size: 28x8
for(i=0; i<2; ++i) {
if( ++hmeter_icon_delay_ctr[i] > 7 ) {
hmeter_icon_delay_ctr[i] = 0;
if( hmeter_icon_dir[i] ) {
if( ++hmeter_icon_ctr[i] >= 13 )
hmeter_icon_dir[i] = 0;
} else {
if( --hmeter_icon_ctr[i] < 1 )
hmeter_icon_dir[i] = 1;
}
}
MIOS32_LCD_GCursorSet(hmeter_icon_x[i], hmeter_icon_y[i]);
MIOS32_LCD_PrintChar(hmeter_icon_ctr[i]);
}
}
}
/////////////////////////////////////////////////////////////////////////////
// This task is running endless in background
/////////////////////////////////////////////////////////////////////////////
void APP_Background(void)
{
#define MAX_LCDS 16
int num_lcds = mios32_lcd_parameters.num_x * mios32_lcd_parameters.num_y;
if( num_lcds > MAX_LCDS ) {
MIOS32_MIDI_SendDebugMessage("WARNING: this application only supports up to 16 displays!\n");
num_lcds = MAX_LCDS;
}
// clear LCDs
{
u8 n;
for(n=0; n<num_lcds; ++n) {
MIOS32_LCD_DeviceSet(n);
MIOS32_LCD_Clear();
}
}
u8 vmeter_icon_ctr[MAX_LCDS][2] = {{0,5},{3,14},{7,1},{3,9},{13,6},{10,2},{1,4},{6,2},{13,6},{10,2},{1,4},{6,2},{1,2},{13,14},{5,5},{6,1}}; // memo: 28 icons (14 used)
u8 vmeter_icon_dir[MAX_LCDS][2] = {{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,1}};
u8 vmeter_icon_delay_ctr[MAX_LCDS][2] = {{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4},{1,4}};
const u8 vmeter_icon_x[2] = {0, 120}; // memo: icon width 8
const u8 vmeter_icon_y[2] = {12, 12}; // memo: icon height 32
u8 hmeter_icon_ctr[MAX_LCDS][2] = {{6,11},{2,27},{23,1},{15,6},{18,9},{10,12},{3,25},{26,7},{18,9},{10,12},{3,25},{26,7},{6,9},{18,18},{20,10},{3,10}}; // memo: 28 icons (14 used)
u8 hmeter_icon_dir[MAX_LCDS][2] = {{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0},{1,0}};
u8 hmeter_icon_delay_ctr[MAX_LCDS][2] = {{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2},{4,2}};
const u8 hmeter_icon_x[2] = {20, 80}; // memo: icon width 28
const u8 hmeter_icon_y[2] = {60, 60}; // memo: icon height 8
// print configured LCD parameters
MIOS32_MIDI_SendDebugMessage("\n");
MIOS32_MIDI_SendDebugMessage("\n");
MIOS32_MIDI_SendDebugMessage("SSD1306 Demo started.");
MIOS32_MIDI_SendDebugMessage("Configured LCD Parameters in MIOS32 Bootloader Info Range:\n");
MIOS32_MIDI_SendDebugMessage("lcd_type: 0x%02x (%s)\n", mios32_lcd_parameters.lcd_type, MIOS32_LCD_LcdTypeName(mios32_lcd_parameters.lcd_type));
MIOS32_MIDI_SendDebugMessage("num_x: %4d\n", mios32_lcd_parameters.num_x);
MIOS32_MIDI_SendDebugMessage("num_y: %4d\n", mios32_lcd_parameters.num_y);
MIOS32_MIDI_SendDebugMessage("width: %4d\n", mios32_lcd_parameters.width);
MIOS32_MIDI_SendDebugMessage("height: %4d\n", mios32_lcd_parameters.height);
MIOS32_MIDI_SendDebugMessage("Testing %d LCDs\n", num_lcds);
if( mios32_lcd_parameters.lcd_type != MIOS32_LCD_TYPE_GLCD_SSD1306 && mios32_lcd_parameters.lcd_type != MIOS32_LCD_TYPE_GLCD_SSD1306_ROTATED ) {
// print warning if correct LCD hasn't been selected
MIOS32_MIDI_SendDebugMessage("WARNING: your core module hasn't been configured for the SSD1306 GLCD!\n");
MIOS32_MIDI_SendDebugMessage("Please do this with the bootloader update application!\n");
}
// print static screen
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
// endless loop - LED will flicker on each iteration
while( 1 ) {
// wait some mS
MIOS32_DELAY_Wait_uS(10000);
// toggle the state of all LEDs (allows to measure the execution speed with a scope)
MIOS32_BOARD_LED_Set(0xffffffff, ~MIOS32_BOARD_LED_Get());
u8 n;
for(n=0; n<num_lcds; ++n) {
int i;
#if 0
// X/Y "position" of displays
const u8 lcd_x[MAX_LCDS] = {0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1}; // CS#0..7
const u8 lcd_y[MAX_LCDS] = {0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7};
// X/Y "position" of displays
u8 x_offset = 128*lcd_x[n];
u8 y_offset = 64*lcd_y[n];
#else
// TK: expired! LCDs now addressed via MIOS32_LCD_DeviceSet()
u8 x_offset = 0;
u8 y_offset = 0;
MIOS32_LCD_DeviceSet(n);
#endif
// print text
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_GCursorSet(x_offset + 6*6, y_offset + 1*8);
MIOS32_LCD_PrintFormattedString("SSD1306 #%d", n+1);
MIOS32_LCD_GCursorSet(x_offset + 6*6, y_offset + 2*8);
MIOS32_LCD_PrintString("powered by ");
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_BIG);
MIOS32_LCD_GCursorSet(x_offset + 3*6, y_offset + 3*8);
MIOS32_LCD_PrintString("MIOS32");
// print vmeter icons
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_METER_ICONS_V); // memo: 28 icons, 14 used, icon size: 8x32
for(i=0; i<2; ++i) {
if( ++vmeter_icon_delay_ctr[n][i] ) {
vmeter_icon_delay_ctr[n][i] = 0;
if( vmeter_icon_dir[n][i] ) {
if( ++vmeter_icon_ctr[n][i] >= 13 )
vmeter_icon_dir[n][i] = 0;
} else {
if( --vmeter_icon_ctr[n][i] < 1 )
vmeter_icon_dir[n][i] = 1;
}
}
MIOS32_LCD_GCursorSet(vmeter_icon_x[i]+x_offset, vmeter_icon_y[i]+y_offset);
MIOS32_LCD_PrintChar(vmeter_icon_ctr[n][i]);
}
// print hmeter icons
for(i=0; i<2; ++i) {
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_METER_ICONS_H); // memo: 28 icons, 14 used, icon size: 28x8
if( ++hmeter_icon_delay_ctr[n][i] > 7 ) {
hmeter_icon_delay_ctr[n][i] = 0;
if( hmeter_icon_dir[n][i] ) {
if( ++hmeter_icon_ctr[n][i] >= 13 )
hmeter_icon_dir[n][i] = 0;
} else {
if( --hmeter_icon_ctr[n][i] < 1 )
hmeter_icon_dir[n][i] = 1;
}
}
MIOS32_LCD_GCursorSet(hmeter_icon_x[i]+x_offset, hmeter_icon_y[i]+y_offset);
MIOS32_LCD_PrintChar(hmeter_icon_ctr[n][i]);
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
if( i == 0 ) {
MIOS32_LCD_GCursorSet(0+x_offset, hmeter_icon_y[i]+y_offset);
MIOS32_LCD_PrintFormattedString("%d", hmeter_icon_ctr[n][i]*4);
} else {
MIOS32_LCD_GCursorSet(128-3*6+x_offset, hmeter_icon_y[i]+y_offset);
MIOS32_LCD_PrintFormattedString("%3d", hmeter_icon_ctr[n][i]*4);
}
}
}
}
}
/////////////////////////////////////////////////////////////////////////////
// Prints the display content on screen (should be called from a low-prio task!)
/////////////////////////////////////////////////////////////////////////////
void MbCvScope::tick(void)
{
bool ongoingCapture = displayBufferHead < MBCV_SCOPE_DISPLAY_BUFFER_SIZE;
if( displayUpdateReq || ongoingCapture ) {
displayUpdateReq = false;
u16 displayHeight = 48;
u16 displayWidth = 128;
// create snapshot of buffer to ensure a consistent screen
u8 tmpBuffer[MBCV_SCOPE_DISPLAY_BUFFER_SIZE];
memcpy(tmpBuffer, displayBuffer, MBCV_SCOPE_DISPLAY_BUFFER_SIZE);
mios32_lcd_bitmap_t bitmap;
bitmap.height = 8;
bitmap.width = 128;
bitmap.line_offset = 0;
bitmap.colour_depth = 1;
u8 bitmapMemory[128];
bitmap.memory = (u8 *)&bitmapMemory[0];
for(int y=0; y<displayHeight; y+=8) {
u8 *bufferPtr = tmpBuffer;
u8 *bitmapPtr = bitmap.memory;
for(int x=0; x<displayWidth; ++x) {
u8 value = *(bufferPtr++);
if( value >= y && value <= (y+7) ) {
*(bitmapPtr++) = 1 << (value % 8);
} else {
*(bitmapPtr++) = 0x00;
}
}
{
MUTEX_LCD_TAKE;
if( showOnMainScreen )
APP_SelectMainLCD();
else
APP_SelectScopeLCDs();
MIOS32_LCD_DeviceSet(displayNum);
MIOS32_LCD_GCursorSet(0, y);
MIOS32_LCD_BitmapPrint(bitmap);
if( !showOnMainScreen )
APP_SelectMainLCD();
MUTEX_LCD_GIVE;
}
}
if( !showOnMainScreen ) {
MUTEX_LCD_TAKE;
APP_SelectScopeLCDs();
MIOS32_LCD_DeviceSet(displayNum);
MIOS32_LCD_FontInit((u8 *)GLCD_FONT_NORMAL);
MIOS32_LCD_CursorSet(0, 7);
if( source > 0 ) {
MIOS32_LCD_PrintFormattedString("CV%d ", source);
} else {
MIOS32_LCD_PrintFormattedString("--- ");
}
if( capturedMinValue == MBCV_SCOPE_DISPLAY_MIN_RESET_VALUE ) {
MIOS32_LCD_PrintFormattedString("Min:???%%");
} else {
u32 percent = ((capturedMinValue + 0x8000) * 100) / 65535;
MIOS32_LCD_PrintFormattedString("Min:%3d%%", percent);
}
if( capturedMaxValue == MBCV_SCOPE_DISPLAY_MAX_RESET_VALUE ) {
MIOS32_LCD_PrintFormattedString(" Max:???%%");
} else {
u32 percent = ((capturedMaxValue + 0x8000) * 100) / 65535;
MIOS32_LCD_PrintFormattedString(" Max:%3d%%", percent);
}
APP_SelectMainLCD();
MUTEX_LCD_GIVE;
}
}
}
