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application: display text on OLED

This commit is contained in:
King Kévin 2020-01-03 14:31:17 +01:00
parent da0a440e0e
commit e1802fcc2f
1 changed files with 37 additions and 4 deletions
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41
application.c
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@ -47,6 +47,7 @@
#include "menu.h" // menu utilities
#include "usb_cables.h" // USB cables definition
#include "lcd_hd44780.h" // LCD utilities
#include "oled_text.h" // OLED utilities to display text
/** watchdog period in ms */
#define WATCHDOG_PERIOD 10000
@ -1420,6 +1421,13 @@ void main(void)
printf("could not start LCD\n");
}
// setup OLED display
oled_text_setup();
oled_text_clear();
oled_text_line(lcd_default_line1, 0);
oled_text_line(lcd_default_line2, 1);
oled_text_update();
// setup USB connectors
gpio_primary_remap(AFIO_MAPR_SWJ_CFG_JTAG_OFF_SW_ON, 0); // only use SWD and reuse JTAG pins
rcc_periph_clock_enable(RCC_GPIOA); // enable clock to all GPIO port domains since we use them all
@ -1470,6 +1478,10 @@ void main(void)
lcd_hd44780_clear_display();
lcd_hd44780_write_line(false, lcd_interactive_line1, strlen(lcd_interactive_line1));
lcd_hd44780_write_line(true, lcd_interactive_line2, strlen(lcd_interactive_line2));
oled_text_clear();
oled_text_line(lcd_interactive_line1, 0);
oled_text_line(lcd_interactive_line2, 1);
oled_text_update();
}
char c = user_input_get(); // store receive character
terminal_send(c); // send received character to terminal
@ -1520,25 +1532,46 @@ void main(void)
lcd_hd44780_clear_display(); // be sure the display is cleared
lcd_hd44780_write_line(false, lcd_default_line1, strlen(lcd_default_line1));
lcd_hd44780_write_line(true, lcd_default_line2, strlen(lcd_default_line2));
oled_text_clear();
oled_text_line(lcd_default_line1, 0);
oled_text_line(lcd_default_line2, 1);
oled_text_update();
} else { // there is a new confirmed cable
cable_load(cable_current); // check if there is a load
cable_issues(cable_current); // get the exact issues
lcd_hd44780_clear_display(); // clear display
oled_text_clear();
if (cable_current->cable_best < LENGTH(usb_cables) && cable_current->cable_best < LENGTH(cable_current->unconnected_nb) && cable_current->cable_best < LENGTH(cable_current->unspecified_nb)) {
const struct usb_cable_t* usb_cable = &usb_cables[cable_current->cable_best];
lcd_hd44780_write_line(false, usb_cable->name, strlen(usb_cable->name));
oled_text_line(usb_cable->name, 0);
char line[17] = {' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', '\0'}; // line to display
if (cable_current->load) {
snprintf(line, LENGTH(line), "with load");
} else {
snprintf(line, LENGTH(line), "without load");
}
oled_text_line(line, 2);
uint16_t issues = cable_current->unconnected_nb[cable_current->cable_best] + cable_current->unspecified_nb[cable_current->cable_best];
if (0 == issues) {
char* line2 = "perfect match";
const char* line2 = "perfect match";
lcd_hd44780_write_line(true, line2, strlen(line2));
oled_text_line(line2, 1);
} else {
char* line2 = "closest match";
const char* line2 = "closest match";
lcd_hd44780_write_line(true, line2, strlen(line2));
snprintf(line, LENGTH(line), "issues: %u", issues);
oled_text_line(line, 3);
}
} else {
lcd_hd44780_write_line(false, "no matching", 11);
lcd_hd44780_write_line(true, "cable found", 11);
const char* line1 = "no matching";
const char* line2 = "cable found";
lcd_hd44780_write_line(false, line1, strlen(line1));
lcd_hd44780_write_line(true, line2, strlen(line2));
oled_text_line(line1, 0);
oled_text_line(line2, 1);
}
oled_text_update();
}
} else if (cable_current->cable_best < LENGTH(usb_cables) && cable_current->cable_best < LENGTH(cable_current->unconnected_nb) && cable_current->cable_best < LENGTH(cable_current->unspecified_nb)) { // the cable did not change, and there is a valid cable plugged in
// fix time (RTC integer overflow is possible, but only happens after 13 years without reset)