Тема: TM1637 + STM32FC103
Разработка библиотеки
STM32_TM1637 v1.0
Библиотека в архиве:
Данный контент доступен только зарегистрированным пользователям.
test.ino
#include <STM32_TM1637.h>
// CLK PB0
// DIO PB1
STM32_TM1637 tm;
int h=12;
byte p=0;
void setup(){
Serial.begin(9600);
tm.brig(7); // ЯРКОСТЬ 0...7
}
void loop(){
tm.print_dec(h,p, 0b1111000,0,0,0);
delay(1000);
}
/*
tm.print_dec(h,p, h0,h1,h2,h3);
int h = 0...9999
byte p = 0...3 | 0 = 0000 1 = 000,0 2 = 00,00 3 = 0,000
A
---
F | | B
-G-
E | | C
---
D
h0 h1 h2 h3
-----------
XGFEDCBA (X - запятая)
0b00000000
*/STM32_TM1637.h
// STM32_TM1637 v1.0
// Alexander Liman
// liman324@yandex.ru
// rcl-radio.ru
#ifndef STM32_TM1637_H
#define STM32_TM1637_H
#include <Arduino.h>
#define CLK PB0
#define DIO PB1
#define CODE0 0b10001000
#define CODE1 0x40
#define ADDR0 0xC0
class STM32_TM1637
{
public:
STM32_TM1637();
void print_dec(int decimal, int pd, int h0, int h1, int h2, int h3);
void brig(byte br);
private:
void dec(byte dig);
void stop();
void start();
byte qwer;
};
#endifSTM32_TM1637.cpp
#include <STM32_TM1637.h>
STM32_TM1637::STM32_TM1637(){};
void STM32_TM1637::brig(byte br){
qwer = br + CODE0;
}
void STM32_TM1637::dec(byte dig){
for(int i = 0; i < 8; i++) {
pinMode(CLK, OUTPUT);
delayMicroseconds(100);
if (dig & 0x01)
pinMode(DIO, INPUT);
else
pinMode(DIO, OUTPUT);
delayMicroseconds(100);
pinMode(CLK, INPUT);
delayMicroseconds(100);
dig = dig >> 1;
}
pinMode(CLK, OUTPUT);
pinMode(DIO, INPUT);
delayMicroseconds(100);
pinMode(CLK, INPUT);
delayMicroseconds(100);
uint8_t ack = digitalRead(DIO);
if (ack == 0)
pinMode(DIO, OUTPUT);
delayMicroseconds(100);
pinMode(CLK, OUTPUT);
delayMicroseconds(100);
}
void STM32_TM1637::stop(){
pinMode(DIO, OUTPUT);
delayMicroseconds(100);
pinMode(CLK, INPUT);
delayMicroseconds(100);
pinMode(DIO, INPUT);
delayMicroseconds(100);
}
void STM32_TM1637::start(){
pinMode(DIO, OUTPUT);
delayMicroseconds(100);
}
void STM32_TM1637::print_dec(int decimal, int pd, int h0, int h1, int h2, int h3){
start();dec(qwer);stop();start();dec(CODE1);stop();start();
byte w;
if(decimal<0){decimal = abs(decimal); w=0b01000000;}else{w=0b00000000;}
int data0 = decimal/1000;
int data1 = decimal/100%10;
int data2 = decimal/10%10;
int data3 = decimal%10;
for(int n=0;n<4;n++){
int data;
if(n==0){data=data0;}
if(n==1){data=data1;}
if(n==2){data=data2;}
if(n==3){data=data3;}
switch(data){ // XGFEDCBA
case 0: data = 0b00111111;break; // 0
case 1: data = 0b00000110;break; // 1
case 2: data = 0b01011011;break; // 2
case 3: data = 0b01001111;break; // 3
case 4: data = 0b01100110;break; // 4
case 5: data = 0b01101101;break; // 5
case 6: data = 0b01111101;break; // 6
case 7: data = 0b00000111;break; // 7
case 8: data = 0b01111111;break; // 8
case 9: data = 0b01101111;break; // 9
}
if(n==0){data0=data;}
if(n==1){data1=data;}
if(n==2){data2=data;}
if(n==3){data3=data;}
}
if(decimal<1000&&decimal>99){data0 = w;}
if(decimal<100&&decimal>9){data0 = 0b00000000;data1 = w;}
if(decimal<10){data0 = 0b00000000; data1 = 0b00000000; data2 = w;}
switch(pd){
case 0 : data0;data1;data2;data3;break;
case 1 : data2 = data2+0b10000000;break;
case 2 : data1 = data1+0b10000000;break;
case 3 : data0 = data0+0b10000000;break;
}
if(h0>0){data0 = h0;}
if(h1>0){data1 = h1;}
if(h2>0){data2 = h2;}
if(h3>0){data3 = h3;}
dec(ADDR0);dec(data0);dec(data1);dec(data2);dec(data3);stop();
}