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Created LED display class

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This commit is contained in:
Andis Zīle
2024-04-10 15:46:00 +03:00
parent dda6c7a2ad
commit 417ecf4128
2 changed files with 227 additions and 0 deletions
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180
firmware/src/hw/display_led.cpp Normal file
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/**** Includes ****/
#include "../utils/utils.h"
#include "display_led.h"
using namespace hw;
/**** Private definitions ****/
/**** Private constants ****/
/**** Private variables ****/
/**** Private function declarations ****/
static uint8_t img_gen_dot10(uint8_t percent);
static uint8_t img_gen_dot20(uint8_t percent);
static uint8_t img_gen_bar(uint8_t percent);
/**** Public function definitions ****/
hw::DisplayLed::DisplayLed(board::DigitalOut* led0, board::DigitalOut* led1, board::DigitalOut* led2, board::DigitalOut* led3, board::DigitalOut* led4, board::DigitalOut* led5, board::PWMout* common)
{
this->led0 = led0;
this->led1 = led1;
this->led2 = led2;
this->led3 = led3;
this->led4 = led4;
this->led5 = led5;
this->common = common;
this->led0->write(0);
this->led1->write(0);
this->led2->write(0);
this->led3->write(0);
this->led4->write(0);
this->led5->write(0);
this->common->write(0);
}
hw::DisplayLed::~DisplayLed(void)
{
this->led0->write(0);
this->led1->write(0);
this->led2->write(0);
this->led3->write(0);
this->led4->write(0);
this->led5->write(0);
this->common->write(0);
}
void hw::DisplayLed::show_percent(uint8_t percent, style_t style)
{
uint8_t image = 0x00;
switch(style)
{
case LED_DSP_BAR:
image = img_gen_bar(percent);
break;
case LED_DSP_DOT10:
image = img_gen_dot10(percent);
break;
default:
image = img_gen_dot20(percent);
break;
}
this->write(image);
}
void hw::DisplayLed::write(uint8_t image)
{
if(image&0x01) this->led0->write(1);
else this->led0->write(0);
if(image&0x02) this->led1->write(1);
else this->led1->write(0);
if(image&0x04) this->led2->write(1);
else this->led2->write(0);
if(image&0x08) this->led3->write(1);
else this->led3->write(0);
if(image&0x10) this->led4->write(1);
else this->led4->write(0);
if(image&0x20) this->led5->write(1);
else this->led5->write(0);
}
void hw::DisplayLed::set_brigthness(uint8_t percent)
{
this->common->write(percent);
}
/**** Private function definitions ****/
static uint8_t img_gen_dot10(uint8_t percent)
{
switch(percent)
{
case 0 ... 5:
return 0x01;
case 6 ... 15:
return 0x03;
case 16 ... 25:
return 0x02;
case 26 ... 35:
return 0x06;
case 36 ... 45:
return 0x04;
case 46 ... 55:
return 0x0C;
case 56 ... 65:
return 0x08;
case 66 ... 75:
return 0x18;
case 76 ... 85:
return 0x10;
case 86 ... 95:
return 0x30;
default:
return 0x20;
}
}
static uint8_t img_gen_dot20(uint8_t percent)
{
switch(percent)
{
case 0 ... 10:
return 0x01;
case 11 ... 30:
return 0x02;
case 31 ... 50:
return 0x04;
case 51 ... 70:
return 0x08;
case 71 ... 90:
return 0x10;
default:
return 0x20;
}
}
static uint8_t img_gen_bar(uint8_t percent)
{
switch(percent)
{
case 0 ... 10:
return 0x01;
case 11 ... 30:
return 0x03;
case 31 ... 50:
return 0x07;
case 51 ... 70:
return 0x0F;
case 71 ... 90:
return 0x1F;
default:
return 0x3F;
}
}

47
firmware/src/hw/display_led.h Normal file
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#ifndef DISPLAY_LED_H_
#define DISPLAY_LED_H_
/**** Includes ****/
#include <stdint.h>
#include "../board/dout.h"
#include "../board/pwm.h"
namespace hw {
/**** Public definitions ****/
class DisplayLed
{
protected:
board::DigitalOut* led0;
board::DigitalOut* led1;
board::DigitalOut* led2;
board::DigitalOut* led3;
board::DigitalOut* led4;
board::DigitalOut* led5;
board::PWMout* common;
public:
typedef enum {
LED_DSP_DOT20,
LED_DSP_DOT10,
LED_DSP_BAR
} style_t;
DisplayLed(board::DigitalOut* led0, board::DigitalOut* led1, board::DigitalOut* led2, board::DigitalOut* led3, board::DigitalOut* led4, board::DigitalOut* led5, board::PWMout* common);
~DisplayLed(void);
void show_percent(uint8_t percent, style_t style);
void write(uint8_t image);
void set_brigthness(uint8_t percent);
};
/**** Public function declarations ****/
#ifdef TESTING
#endif
} //namespace
#endif /* DISPLAY_LED_H_ */