sem/OBD2-car-display
1
0
Fork 0
mirror of https://github.com/SemvdH/OBD2-car-display.git synced 2025-12-15 20:21:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add device labels

Browse Source
This commit is contained in:
Sem van der Hoeven
2023-12-10 00:17:08 +01:00
parent cbab423f9b
commit c4df0a2302
1 changed files with 182 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files

91
due_obd2/due_obd2.ino
View File

@@ -31,6 +31,8 @@ Program to create a car monitor display using:
#define FLAG_INIT_UPDATE_TEXT_POS 0x01
#define FLAG_INIT_CLEAR_POS 0x02
#define FLAG_INIT_UPDATE_PERCENT_POS 0x03
#define FLAG_DEVICE_LABEL_UPDATE_POS 0x04
#define FLAG_DEVICE_LABEL_SHOULD_UPDATE_POS 0x05
#define LOGO_MIN_STEP 20
#define LOGO_MAX_POS_Y 124
@@ -38,25 +40,50 @@ Program to create a car monitor display using:
#define LOGO_TEXT_WIDTH 16
#define RAM_AMOUNT_KB 96
#define DEV_CPU_RAM_TEXT_LENGTH 3
#define DEV_DISPLAY_TEXT_LENGTH 7
enum DeviceLabel
{
DEV_CPU = 0,
DEV_RAM = 1,
DEV_DISPLAY = 2,
DEV_DONE = 3
};
/* extern fonts */
extern uint8_t BigFont[];
extern uint8_t SmallFont[];
extern uint8_t OCR_A_Extended_M[];
/* display strings */
char init_text[] PROGMEM = "Initialising...";
char device_labels[3][10] PROGMEM = {"CPU ", "RAM ", "DISPLAY"};
char cpu_text[] PROGMEM = "ATSAM3X8E";
char display_size_text[] PROGMEM = "480x320";
/* initialising... variables */
char should_clear = 1;
char led_state = LOW;
char init_flag = 0;
char init_text_i = -1;
int init_text_x = 100;
char init_text[] PROGMEM = "Initialising...";
char text_temp[2] = {'a', '\0'};
int init_percent = 0;
/* logo variables */
char logo_text[] PROGMEM = "DS3 OBD2 display";
int logo_pos_y = 0;
int last_logo_pos_y = 0;
int logo_pos_i = 0;
char logo_flag = 0;
/* device info variables */
char init_device_info = 0; /* wether we are drawing CPU (0), RAM (1) or DISPLAY (2) */
char ram_kb_amount = 0; /* counts up to 96 to show the KB of ram */
char device_label_i = -1; /* counter in the current device label */
void on_init_enter();
void on_init_run();
void on_init_exit();
@@ -97,6 +124,9 @@ void on_init_enter()
Timer0.attachInterrupt(update_init_text);
Timer0.start(MS(200));
Timer2.attachInterrupt(update_device_info);
Timer2.start(MS(100));
// TODO change to update when initializing bluetooth..
Timer1.attachInterrupt(update_percent_test);
Timer1.start(MS(60));
@@ -113,13 +143,13 @@ void on_init_run()
init_flag &= ~(1 << FLAG_INIT_CLEAR_POS);
display.setColor(VGA_BLACK);
/*clear only initializing text*/
display.print(" ",(display.getDisplayXSize() / 2) - (INIT_TEXT_WIDTH * display.getFontXsize() / 2) - (INIT_PERCENTAGE_WIDTH/2),display.getDisplayYSize() / 2 + 50);
display.print(" ", (display.getDisplayXSize() / 2) - (INIT_TEXT_WIDTH * display.getFontXsize() / 2) - (INIT_PERCENTAGE_WIDTH / 2), display.getDisplayYSize() / 2 + 50);
}
if (init_flag & (1 << FLAG_INIT_UPDATE_TEXT_POS))
{
init_flag &= ~(1 << FLAG_INIT_UPDATE_TEXT_POS);
display.setColor(VGA_AQUA);
int x_position = (display.getDisplayXSize() / 2 - (INIT_TEXT_WIDTH * display.getFontXsize() / 2)) + (init_text_i * display.getFontXsize()) - (INIT_PERCENTAGE_WIDTH/2);
int x_position = (display.getDisplayXSize() / 2 - (INIT_TEXT_WIDTH * display.getFontXsize() / 2)) + (init_text_i * display.getFontXsize()) - (INIT_PERCENTAGE_WIDTH / 2);
// Serial.println(x_position);
text_temp[0] = init_text[init_text_i];
display.print(text_temp, x_position, display.getDisplayYSize() / 2 + 50); // print as string with one character
@@ -127,20 +157,29 @@ void on_init_run()
if (init_flag & (1 << FLAG_INIT_UPDATE_PERCENT_POS))
{
init_flag &= ~(1 << FLAG_INIT_UPDATE_PERCENT_POS);
int percent_x_pos = (display.getDisplayXSize() / 2 - (INIT_TEXT_WIDTH * display.getFontXsize() / 2)) + (INIT_TEXT_WIDTH * display.getFontXsize()) - (INIT_PERCENTAGE_WIDTH/2);
int percent_x_pos = (display.getDisplayXSize() / 2 - (INIT_TEXT_WIDTH * display.getFontXsize() / 2)) + (INIT_TEXT_WIDTH * display.getFontXsize()) - (INIT_PERCENTAGE_WIDTH / 2);
display.setColor(VGA_BLACK);
/*clear text region for percent*/
display.print(" ", percent_x_pos, display.getDisplayYSize() / 2 + 50);
display.setColor(VGA_FUCHSIA);
char *percent_text = (char *)malloc((INIT_PERCENTAGE_WIDTH-1) * sizeof(char));
char *percent_text = (char *)malloc((INIT_PERCENTAGE_WIDTH - 1) * sizeof(char));
sprintf(percent_text, "%d", init_percent);
display.print(percent_text, percent_x_pos, display.getDisplayYSize() / 2 + 50);
display.print("%", percent_x_pos + (INIT_PERCENTAGE_WIDTH-1) * display.getFontXsize(), display.getDisplayYSize() / 2 + 50);
display.print("%", percent_x_pos + (INIT_PERCENTAGE_WIDTH - 1) * display.getFontXsize(), display.getDisplayYSize() / 2 + 50);
free(percent_text);
}
logo_pos_i+= 3;
if (init_flag & (1 << FLAG_DEVICE_LABEL_UPDATE_POS))
{
init_flag &= ~(1 << FLAG_DEVICE_LABEL_UPDATE_POS);
text_temp[0] = device_labels[init_device_info][device_label_i];
display.setColor(VGA_AQUA);
int x_position = 10 + (device_label_i * display.getFontXsize());
display.print(text_temp, x_position, 10 + (init_device_info * display.getFontYsize() + 3));
}
logo_pos_i += 3;
last_logo_pos_y = logo_pos_y;
logo_pos_y = logo_step(logo_pos_i);
@@ -157,7 +196,6 @@ void on_init_run()
display.setColor(VGA_AQUA);
display.print(logo_text, CENTER, logo_pos_y);
}
}
}
@@ -165,7 +203,10 @@ void on_init_exit()
{
Serial.println("Exiting init state!");
display.clrScr();
Timer0.detachInterrupt();
Timer0.stop();
Timer2.detachInterrupt();
Timer2.stop();
}
/****************************/
@@ -204,6 +245,40 @@ void update_percent_test()
init_flag |= (1 << FLAG_INIT_UPDATE_PERCENT_POS);
}
void update_device_info()
{
switch (init_device_info)
{
case DEV_CPU:
device_label_i++;
if (device_label_i > DEV_CPU_RAM_TEXT_LENGTH)
{
init_device_info++;
device_label_i = 0;
}
break;
case DEV_RAM:
device_label_i++;
if (device_label_i > DEV_CPU_RAM_TEXT_LENGTH)
{
init_device_info++;
device_label_i = 0;
}
break;
case DEV_DISPLAY:
device_label_i++;
if (device_label_i > DEV_DISPLAY_TEXT_LENGTH)
{
device_label_i = 0;
}
break;
default:
break;
}
init_flag |= (1 << FLAG_DEVICE_LABEL_UPDATE_POS);
}
void setup()
{