Heth: /* Header file */

2018-12-04T12:02:57Z

‎Header file

Heth: Created page with " =MSP430F5529= ==Polled operation example== ===Source file=== #include #include #include #include "UARTpoll.h" // USART poll..."

2018-12-04T06:52:39Z

Created page with " =MSP430F5529= ==Polled operation example== ===Source file=== <source lang=c> #include <msp430.h> #include <stdio.h> #include <stdarg.h> #include "UARTpoll.h" // USART poll..."

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=MSP430F5529=
==Polled operation example==
===Source file===
<source lang=c>
#include <msp430.h>
#include <stdio.h>
#include <stdarg.h>
#include "UARTpoll.h"

// USART poll
// Using USCI_A0 as UART
// Setting: 9600 baud, 8 bit, no parity

//Initialize USCI_A0 as UART - polled operation
long count;

char bufout[256];
void uart_init( ) {

P4SEL = BIT4+BIT5; // P3.4,5 = USCI_A0 TXD/RXD
UCA1CTL1 |= UCSWRST; // **Put state machine in reset**
UCA1CTL1 |= UCSSEL_1; // CLK = ACLK
UCA1BR0 = 0x03; // 32kHz/9600=3.41 (see User's Guide)
UCA1BR1 = 0x00; //
UCA1MCTL = UCBRS_3+UCBRF_0; // Modulation UCBRSx=3, UCBRFx=0
UCA1CTL1 &= ~UCSWRST; // **Initialize USCI state machine**

}

//cin - Character in
// Poll USCI_A0 receive register until character received.
// Parameters: none
// Returns: unsigned char - character received
unsigned char cin( void ) {
while ( !(0x01 & UCA1IFG) );
return(UCA1RXBUF);
}
//cin_nonblocked
//If character received - return it
//Else return 0x00 - No character received
unsigned char cin_nonblocked( void ) {
if ( 0x01 & UCA1IFG ) {
return(UCA1RXBUF);
} else {
return(0x00);
}
}
//cou - Character out
// Transmit character poll USCI_A0 transmit register until ready.
// Parameters: Character to transmit
// Returns: none
void cout( unsigned char c ) {
while ( !(0x02 & UCA1IFG) && (count++ > 0) );
UCA1TXBUF = c;
}
int putchar( int charout ) {
cout( (char) charout );
return(charout);
}

int __read( void ) {
int charin;
charin = (int) cin();
if ( (charin == 0x0d ) || (charin == 0x0a) ) { // CR or LF
putchar( 0x0d ); // Output CR+LF
putchar( 0x0a );
return( 0x0a ); // Return LF
} else { // Else other character
putchar( charin );
return( charin );
}
}

// Console cursor to position x,y
void console_gotoxy(int x, int y) {
printf("\033[%u;%uH",x,y);

}
void console_cls( void ) {
printf("%s%s",CLS,HOME);
}
void console_reset( void ) {
printf("\033c");
}
//Set textcolor 0 - 255
void console_normaltext() {
printf("\033[0m");
}
//Set textcolor 0 - 255
void console_textcolor( unsigned char color) {
printf("\033[38;5;%um", color );
}

//Set background color 0 - 255
void console_backgroundcolor( unsigned char color) {
printf("\033[48;5;%um", color );
</source>
===Header file===
<source lang=c>
xtern void uart_init( );
extern unsigned char cin( void );
extern unsigned char cin_nonblocked( void );
extern void cout( unsigned char c );
extern int putchar( int charout );
//extern int getchar( void );
extern int __read( void );
extern void console_gotoxy(int x, int y);
extern int printfxy(int x, int y, const char* format, ...);
extern void console_cls( void );
extern void console_reset( void );
extern void console_normaltext();
extern void console_textcolor( unsigned char color);
extern void console_backgroundcolor( unsigned char color);

//Some vt100 Escape sequences
#define OFF "\033[0m"
#define BOLD "\033[1m"
#define LOWINTENS "\033[2m"
#define ITALIC "\033[3m"
#define UNDERLINE "\033[4m"
#define BLINK "\033[5m"
#define REVERSE "\033[7m"

// POSITIONING
#define CLS "\033[2J" // Esc[2J Clear entire screen
//#define GOTOXY(x,y) "\033[x;yH" // Esc[Line;ColumnH
#define GOTOXY(x,y) "[x;y]" // Esc[Line;ColumnH
#define HOME "\033[H"

#define CUD(x) "\033[xB" // Move cursor up n lines

//ASC-II box drawing symbols - single line
#define BOXV 179 // Vertical Line |
#define BOXVL 180 // Vertical line left line -|
#define BOXUPC 191 // Upper rigth corner -.
#define BOXLLC 192 // Lower left corner |_
#define BOXHU 193 // Horizontal and up _|_
#define BOXHD 194 // Horizontal and down -.-
#define BOXVR 195 // Vertical line right line |-
#define BOXH 196 // Horizontal line -
#define BOXX 197 // Intersection -|-
</source>
[[Category:MSP430]]

@@ Line 101: / Line 101: @@
 ===Header file===
 <source lang=c>
-xtern void uart_init( );
+extern void uart_init( );
 extern unsigned char cin( void );
 extern unsigned char cin_nonblocked( void );

MSP430 uart - Revision history

Heth: /* Header file */

Heth: Created page with " =MSP430F5529= ==Polled operation example== ===Source file=== #include #include #include #include "UARTpoll.h" // USART poll..."