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Adding auto-rotation to the screen

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Adds auto rotation support using the proper orientation detection. (Not
using raw values).
Should Fix and close #29
This commit is contained in:
Ben V. Brown
2017-07-27 11:46:04 +10:00
parent af9b8dca29
commit 1cbcba924f
11 changed files with 309 additions and 129 deletions
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31
workspace/ts100/src/Oled.c
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@@ -14,10 +14,12 @@
#include "Font.h"
int8_t displayOffset = 32;
uint8_t currentOrientation = 0;
/*Setup params for the OLED screen*/
/*http://www.displayfuture.com/Display/datasheet/controller/SSD1307.pdf*/
/*All commands are prefixed with 0x80*/
u8 OLED_Setup_Array[46] = { 0x80, 0xAE,/*Display off*/
u8 OLED_Setup_Array[46] = { /**/
0x80, 0xAE,/*Display off*/
0x80, 0xD5,/*Set display clock divide ratio / osc freq*/
0x80, 0x52,/*Unknown*/
0x80, 0xA8,/*Set Multiplex Ratio*/
@@ -60,18 +62,7 @@ void Oled_DisplayOff(void) {
I2C_PageWrite(data, 6, DEVICEADDR_OLED);
}
/*
* This sets the OLED screen to invert the screen (flip it vertically)
* This is used if the unit is set to left hand mode
*/
void Oled_DisplayFlip() {
u8 data[2] = { 0x80, 0XC8 };
I2C_PageWrite(data, 2, DEVICEADDR_OLED);
data[1] = 0xA1;
I2C_PageWrite(data, 2, DEVICEADDR_OLED);
displayOffset = 0;
}
/*
Description: write a command to the Oled display
Input: number of bytes to write, array to write
@@ -150,8 +141,8 @@ void GPIO_Init_OLED(void) {
Description: Initializes the Oled screen
*******************************************************************************/
void Init_Oled(uint8_t leftHanded) {
currentOrientation = leftHanded;
u8 param_len;
OLED_RST();
delayMs(5);
OLED_ACT(); //Toggling reset to reset the oled
@@ -161,6 +152,10 @@ void Init_Oled(uint8_t leftHanded) {
OLED_Setup_Array[11] = 0xC8;
OLED_Setup_Array[19] = 0xA1;
displayOffset = 0;
} else {
OLED_Setup_Array[11] = 0xC0;
OLED_Setup_Array[19] = 0x40;
displayOffset = 32;
}
I2C_PageWrite((u8 *) OLED_Setup_Array, param_len, DEVICEADDR_OLED);
}
@@ -287,3 +282,13 @@ void OLED_DrawIDLELogo() {
void OLED_DrawSymbol(uint8_t x, uint8_t symbol) {
Oled_DrawArea(x * FONT_WIDTH, 0, 16, 16, SymbolTable + (symbol * 32));
}
void OLED_SetOrientation(uint8_t ori) {
if (ori != currentOrientation) {
Init_Oled(ori);
}
}
uint8_t OLED_GetOrientation() {
return currentOrientation;
}