Argox PA-20 Programming Guide Instrukcja Użytkownika Pobierz pdf (Strona 82)

PT-20 Programming Guide

Includes：

#include “SDK.h ”

Description：

The lcd_backlit_Getlv gets LCD backlight level.

Returns：

LCD backlight level for 1~5.

lcd_backlit_GetTimer

Purpose：

Get LCD backlight timer.

Syntax：

int lcd_backlit_GetTimer(void);

Example call：

lcd_backlit_GetTimer( );//Get LCD backlight timer.

Includes：

#include “SDK.h ”

Description：

The lcd_backlit_GetTimer gets LCD backlight timer.

Returns：

LCD backlight timer for 0~65535.

_printf_color

Purpose：

Use _printf_color to write character strings and volues of C variables,

formatted in a specified manner, to display screen.

Syntax：

int _printf_color(int color, char *format, ...);

Example call：

_printf_color(COLOR_RED, “The product of %d and %d is %d\n”, x, y,

x*y);

Includes：

#include “SDK.h ”

Description：

The _printf_color function accepts a variable number of arguments and

prints them out to display screen. The value of each argument is

formatted according to the codes embedded in the format specification

format_string. If the format_string does not contain a % character (except

for the pair %%, which appears as a single % in the output), no argument

is expected and the format_string is written out to display screen. For the

complete format specification accepted by the _printf function, please

refer to the same function in Turbo C++.

Returns：

The _printf_color function returns the number of characters it has printed.

In case of error, it returns EOF

_putchar

Purpose：

Display a character in color black on the LCD display.

Syntax：

int _putchar(char c);

Example call：

_putchar(‘A’);

Includes：

#include “SDK.h ”

Description：

The putchar function sends the character specified in the argument c to

the LCD display at the current cursor position and moves the cursor

accordingly.

Returns：

None

_putchar_color

Purpose：

Display a character in user define color on the LCD display.

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