/home/brennan/Software/sensix/source/L1/performance/cluster/lcd_scroll.c File Reference

LCD output for Matrix Orbital LK202-25. More...

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <errno.h>
#include <fcntl.h>
#include <signal.h>
#include <net/if.h>
#include <arpa/inet.h>
#include <syslog.h>

Go to the source code of this file.

Defines
#define	log_info(...)   syslog(LOG_INFO, __VA_ARGS__)
#define	log_error(...)   syslog(LOG_ALERT, __VA_ARGS__)
#define	start_log(x)   openlog(x, LOG_PID, LOG_DAEMON)
#define	stop_log()   closelog()
#define	SERIAL_PORT   "/dev/ttyS0"
#define	APP   "LCDscroller"
#define	RUNNING_DIR   "/tmp"
#define	LOCK_DIR   "/var/run"
#define	INTERFACE   "eth0"
#define	BAUD_RATE   B19200
Functions
void	die (char *s, char *extra)
void	print_string (int lcd, char *str)
void	lcd_cmd (int lcd, int cmd)
void	set_lcd_value (int lcd, int cmd, int val)
int	set_startup_screen (char *string)
char *	getipaddress ()
unsigned int	fore_spacing (char *str)
unsigned int	aft_spacing (char *str)
void	lcdprint (int count, char *strings[])
void	daemonize (char *lock_file)
void	init_lcd ()
int	main (int argc, char *argv[])
Variables
unsigned char	command = 0xfe
unsigned char	wrap_on = 0x43
unsigned char	wrap_off = 0x44
unsigned char	crsr_home = 0x48
unsigned char	u_crsr_on = 0x4a
unsigned char	u_crsr_off = 0x4b
unsigned char	crsr_left = 0x4c
unsigned char	crsr_right = 0x4d
unsigned char	scroll_on = 0x51
unsigned char	scroll_off = 0x52
unsigned char	b_crsr_on = 0x53
unsigned char	b_crsr_off = 0x54
unsigned char	clear = 0x58
unsigned char	backlt_on = 0x42
unsigned char	backlt_off = 0x46
unsigned char	remember = 0x93
unsigned char	port_spd = 0x39
unsigned char	contrast = 0x50
unsigned char	contr_dflt = 0x91
unsigned char	gpo_on = 0x57
unsigned char	gpo_off = 0x56
unsigned char	baud_1200 = 0xff
unsigned char	baud_2400 = 0x81
unsigned char	baud_9600 = 0x20
unsigned char	baud_19200 = 0x0f
unsigned int	line_length = 20
unsigned int	line_count = 2
int	loop = 1

---

Detailed Description

LCD output for Matrix Orbital LK202-25.

Revision

1.4

Author

sean_m_brennan

Date

2009/03/17 20:18:34

Definition in file lcd_scroll.c.

---

Define Documentation

#define APP   "LCDscroller"

Definition at line 66 of file lcd_scroll.c.

#define BAUD_RATE   B19200

Definition at line 77 of file lcd_scroll.c.

#define INTERFACE   "eth0"

Definition at line 74 of file lcd_scroll.c.

#define LOCK_DIR   "/var/run"

Definition at line 71 of file lcd_scroll.c.

#define log_error

(

...

)

syslog(LOG_ALERT, __VA_ARGS__)

Definition at line 58 of file lcd_scroll.c.

#define log_info

(

...

)

syslog(LOG_INFO, __VA_ARGS__)

Definition at line 57 of file lcd_scroll.c.

#define RUNNING_DIR   "/tmp"

Definition at line 68 of file lcd_scroll.c.

#define SERIAL_PORT   "/dev/ttyS0"

Definition at line 64 of file lcd_scroll.c.

#define start_log

(

x

)

openlog(x, LOG_PID, LOG_DAEMON)

Definition at line 59 of file lcd_scroll.c.

 

#define stop_log

(

)

closelog()

Definition at line 60 of file lcd_scroll.c.

---

Function Documentation

unsigned int aft_spacing

(

char *

str

)

Definition at line 210 of file lcd_scroll.c.

void daemonize

(

char *

lock_file

)

Definition at line 252 of file lcd_scroll.c.

void die	(	char *	s,
		char *	extra
	)

Definition at line 124 of file lcd_scroll.c.

unsigned int fore_spacing

(

char *

str

)

Definition at line 202 of file lcd_scroll.c.

char* getipaddress

(

)

Definition at line 186 of file lcd_scroll.c.

void init_lcd

(

)

Definition at line 291 of file lcd_scroll.c.

void lcd_cmd	(	int	lcd,
		int	cmd
	)

Definition at line 145 of file lcd_scroll.c.

void lcdprint	(	int	count,
		char *	strings[]
	)

Definition at line 218 of file lcd_scroll.c.

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 314 of file lcd_scroll.c.

void print_string	(	int	lcd,
		char *	str
	)

Definition at line 135 of file lcd_scroll.c.

void set_lcd_value	(	int	lcd,
		int	cmd,
		int	val
	)

Definition at line 154 of file lcd_scroll.c.

int set_startup_screen

(

char *

string

)

Definition at line 164 of file lcd_scroll.c.

---

Variable Documentation

unsigned char b_crsr_off = 0x54

Definition at line 94 of file lcd_scroll.c.

unsigned char b_crsr_on = 0x53

Definition at line 93 of file lcd_scroll.c.

unsigned char backlt_off = 0x46

Definition at line 98 of file lcd_scroll.c.

unsigned char backlt_on = 0x42

Definition at line 97 of file lcd_scroll.c.

unsigned char baud_1200 = 0xff

Definition at line 107 of file lcd_scroll.c.

unsigned char baud_19200 = 0x0f

Definition at line 110 of file lcd_scroll.c.

unsigned char baud_2400 = 0x81

Definition at line 108 of file lcd_scroll.c.

unsigned char baud_9600 = 0x20

Definition at line 109 of file lcd_scroll.c.

unsigned char clear = 0x58

Definition at line 95 of file lcd_scroll.c.

unsigned char command = 0xfe

Definition at line 83 of file lcd_scroll.c.

unsigned char contr_dflt = 0x91

Definition at line 103 of file lcd_scroll.c.

unsigned char contrast = 0x50

Definition at line 102 of file lcd_scroll.c.

unsigned char crsr_home = 0x48

Definition at line 86 of file lcd_scroll.c.

unsigned char crsr_left = 0x4c

Definition at line 89 of file lcd_scroll.c.

unsigned char crsr_right = 0x4d

Definition at line 90 of file lcd_scroll.c.

unsigned char gpo_off = 0x56

Definition at line 105 of file lcd_scroll.c.

unsigned char gpo_on = 0x57

Definition at line 104 of file lcd_scroll.c.

unsigned int line_count = 2

Definition at line 113 of file lcd_scroll.c.

unsigned int line_length = 20

Definition at line 112 of file lcd_scroll.c.

int loop = 1

Definition at line 117 of file lcd_scroll.c.

unsigned char port_spd = 0x39

Definition at line 101 of file lcd_scroll.c.

unsigned char remember = 0x93

Definition at line 100 of file lcd_scroll.c.

unsigned char scroll_off = 0x52

Definition at line 92 of file lcd_scroll.c.

unsigned char scroll_on = 0x51

Definition at line 91 of file lcd_scroll.c.

unsigned char u_crsr_off = 0x4b

Definition at line 88 of file lcd_scroll.c.

unsigned char u_crsr_on = 0x4a

Definition at line 87 of file lcd_scroll.c.

unsigned char wrap_off = 0x44

Definition at line 85 of file lcd_scroll.c.

unsigned char wrap_on = 0x43

Definition at line 84 of file lcd_scroll.c.