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| /* | |
| MCP41XXX - Potenciometro Digital de 256 posições e 1 canal. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_SPI | |
| */ | |
| //Pinos do MCP41XXX. |
tiagohm
/ avr_pullups.c
Created
March 1, 2018 11:12
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| void main() { | |
| //Define o pino PB0 como saída para o LED. | |
| DDRB.B0 = 1; | |
| //Define o pino PB1 como entrada para o botão. | |
| DDRB.B1 = 0; | |
| //Habilita o resistor de pull-up do pino PB1. | |
| PORTB.B1 = 1; | |
| while(1) { |
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| /* | |
| AD5206 - Potenciômetro Digital de 6 canais. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_SPI | |
| */ | |
| // Pinos do AD5206 conectados ao PIC. |
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| /* | |
| MCP4725 - Conversor Analógico-Digital de 12 bits. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_I2C, Conersions, C_String | |
| */ | |
| //Pinos do MCP4725. |
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| /* | |
| TH02 - Sensor de umidade e temperatura. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_I2C, Lcd, Lcd_Constants, Conversions, C_String | |
| */ | |
| // Pinos do TH02. |
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| /* | |
| PCF8591 - Conversor Analógico-Digital e Digital-Analógico de 8 bits. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_I2C | |
| */ | |
| #define PCF8591_ADDR(addr, rw) (0x90 | (addr << 1) | rw) |
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| /* | |
| 25XX320 - Memoria EEPROM SPI 32Kb | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Soft_SPI | |
| */ | |
| // Pinos do 25AA320. |
tiagohm
/ ellipsis.c
Created
February 19, 2018 15:00
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| //a memória para os parâmetros será alocada dessa forma: [n][p0][p1][...][pn] | |
| //por isso usamos o endereço de n para obter o endereço dos outros parametros. | |
| unsigned calcular_media(char n, ... ) { | |
| char i; | |
| unsigned res = 0; | |
| for(i = 1; i <= n; i++) { | |
| res += ((char*)&n)[i]; //aponta para o i-esimo parametro e recupera seu valor. | |
| } | |
| return (res / n); | |
| } |
tiagohm
/ avr_7_segmentos.c
Created
February 19, 2018 14:35
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| /* | |
| Demonstração do uso de um display de 7 segmentos com ATMEGA328P. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO AVR | |
| Bibliotecas: | |
| */ | |
| //Mascara de bits usado para escrever um digito no display |
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| /* | |
| DS1631 - Termômetro e Termostato. | |
| Autor: Tiago Melo | |
| Blog: Microcontrolandos | |
| Compilador: MikroC PRO PIC | |
| Bibliotecas: Conversions, C_String, Lcd, Lcd_Constants, Soft_I2C | |
| */ | |
| //Pinos do LCD. |