Hexiwear / Mbed OS Hexi_OLED_Text_Example

Example shows how to display static and dynamic text on the Hexiwear OLED Display.

Dependencies:   Hexi_OLED_SSD1351

Fork of Hexi_OLED_Text_Example by Hexiwear

main.cpp@3:d633281e5f83, 2016-08-26 (annotated)

Committer:
khuang
Date:
Fri Aug 26 23:52:37 2016 +0000
Revision:
3:d633281e5f83
Parent:
1:42e8e50ae4ac
Child:
4:4e35f2e4b786
Added Comment;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
khuang 0:a1af4ae04b06 1 #include "mbed.h"
khuang 0:a1af4ae04b06 2 #include "Hexi_OLED_SSD1351.h"
khuang 0:a1af4ae04b06 3 #include "OLED_types.h"
khuang 1:42e8e50ae4ac 4 #include "OpenSans_Font.h"
khuang 0:a1af4ae04b06 5 #include "string.h"
khuang 0:a1af4ae04b06 6
khuang 0:a1af4ae04b06 7 int main() {
khuang 1:42e8e50ae4ac 8 char text[20]; /* Text Buffer */
khuang 1:42e8e50ae4ac 9 Timer time; /* Instantiate Time */
khuang 0:a1af4ae04b06 10
khuang 1:42e8e50ae4ac 11 /* Instantiate the SSD1351 OLED Driver */
khuang 1:42e8e50ae4ac 12 SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */
khuang 0:a1af4ae04b06 13
khuang 1:42e8e50ae4ac 14 /* Get OLED Class Default Text Properties */
khuang 1:42e8e50ae4ac 15 oled_text_properties_t textProperties = {0};
khuang 1:42e8e50ae4ac 16 oled.GetTextProperties(&textProperties);
khuang 0:a1af4ae04b06 17
khuang 1:42e8e50ae4ac 18 /* Turn on the backlight of the OLED Display */
khuang 1:42e8e50ae4ac 19 oled.DimScreenON();
khuang 1:42e8e50ae4ac 20
khuang 1:42e8e50ae4ac 21 /* Fills the screen with solid black */
khuang 1:42e8e50ae4ac 22 oled.FillScreen(COLOR_BLACK);
khuang 1:42e8e50ae4ac 23
khuang 1:42e8e50ae4ac 24 /* Display Text at (x=7,y=0) */
khuang 1:42e8e50ae4ac 25 strcpy((char *) text,"TEXT EXAMPLE");
khuang 1:42e8e50ae4ac 26 oled.Label((uint8_t *)text,7,0);
khuang 1:42e8e50ae4ac 27
khuang 1:42e8e50ae4ac 28 /* Change font color to blue */
khuang 1:42e8e50ae4ac 29 textProperties.fontColor = COLOR_BLUE;
khuang 0:a1af4ae04b06 30 oled.SetTextProperties(&textProperties);
khuang 0:a1af4ae04b06 31
khuang 1:42e8e50ae4ac 32 /* Display text at (x=5,y=40) */
khuang 0:a1af4ae04b06 33 strcpy(text,"Timer(s):");
khuang 1:42e8e50ae4ac 34 oled.Label((uint8_t *)text,5,40);
khuang 0:a1af4ae04b06 35
khuang 1:42e8e50ae4ac 36 /* Set text properties to white and right aligned for the dynamic text */
khuang 0:a1af4ae04b06 37 textProperties.fontColor = COLOR_WHITE;
khuang 1:42e8e50ae4ac 38 textProperties.alignParam = OLED_TEXT_ALIGN_RIGHT;
khuang 0:a1af4ae04b06 39 oled.SetTextProperties(&textProperties);
khuang 0:a1af4ae04b06 40
khuang 1:42e8e50ae4ac 41
khuang 1:42e8e50ae4ac 42 time.start(); /* start timer */
khuang 0:a1af4ae04b06 43
khuang 0:a1af4ae04b06 44 while (true) {
khuang 1:42e8e50ae4ac 45
khuang 1:42e8e50ae4ac 46 /* Format the time reading */
khuang 1:42e8e50ae4ac 47 sprintf(text,"%.2f",time.read());
khuang 0:a1af4ae04b06 48
khuang 1:42e8e50ae4ac 49 /* Display time reading in 35px by 15px textbox at(x=55, y=40) */
khuang 3:d633281e5f83 50 oled.TextBox((uint8_t *)text,55,40,35,15); //Increase textbox for more digits
khuang 1:42e8e50ae4ac 51
khuang 0:a1af4ae04b06 52 Thread::wait(1000);
khuang 0:a1af4ae04b06 53 }
khuang 0:a1af4ae04b06 54 }
khuang 0:a1af4ae04b06 55
khuang 0:a1af4ae04b06 56
khuang 0:a1af4ae04b06 57
khuang 0:a1af4ae04b06 58