STA 401A motor Driver PIC Code
/*
* Project name:
STA401A MOTOR DRIVER
* Copyright
(c) Researchdesignlab.com
* Test configuration:
MCU: PIC16F877A
Dev.Board: PIC
Oscillator: 20.0 MHz
Software: mikroC PRO for PIC v 4.6
*/
unsigned int i;
// LCD module connections
sbit LCD_RS at RB4_bit;
sbit LCD_EN at RB5_bit;
sbit LCD_D4 at RB0_bit;
sbit LCD_D5 at RB1_bit;
sbit LCD_D6 at RB2_bit;
sbit LCD_D7 at RB3_bit;
sbit LCD_RS_Direction at TRISB4_bit;
sbit LCD_EN_Direction at TRISB5_bit;
sbit LCD_D4_Direction at TRISB0_bit;
sbit LCD_D5_Direction at TRISB1_bit;
sbit LCD_D6_Direction at TRISB2_bit;
sbit LCD_D7_Direction at TRISB3_bit;
// End LCD module connections
char uart_rd;
void main() {
TRISD=0XFF;
Lcd_Init(); // Initialize LCD
Lcd_Cmd(_LCD_CLEAR); // Clear display
Lcd_Cmd(_LCD_CURSOR_OFF); // Cursor off
UART1_Init(9600); // Initialize UART module at 9600 bps
Delay_ms(100); // Wait for UART module to stabilize
PORTD=0X00;
while(1)
{
if (UART1_Data_Ready()) { // If data is received,
uart_rd = UART1_Read(); // read the received data,
}
if( uart_rd=='F')
{
for(i=0;i<300;i++) //forward
{
PORTD=0x11;
Delay_ms(2);
PORTD=0x22;
Delay_ms(2);
PORTD=0x44;
Delay_ms(2);
PORTD=0x88;
Delay_ms(2);
Lcd_Cmd(_LCD_CLEAR); // Clear display
Lcd_Out(1, 1, "MOTOR FORWARD"); // Write text "MOTOR FORWARD" on Lcd starting from row 1, column 1:
Delay_ms(500); // delay of 500ms
}
}
if( uart_rd=='B')
{
for(i=0;i<300;i++) //BACKWARD
{
PORTD=0x88;
Delay_ms(2);
PORTD=0x44;
Delay_ms(2);
PORTD=0x22;
Delay_ms(2);
PORTD=0x11;
Delay_ms(2);
Lcd_Cmd(_LCD_CLEAR); // Clear display
Lcd_Out(1, 1, "MOTOR BACKWARD"); // Write text "MOTOR BACKWARD" on Lcd starting from row 1, column 1:
Delay_ms(500); // delay of 500ms
}
}
}
}