Prints the specified character with an attribute to the screen.
#include <screen.h> int WriteScreenCharacterAttribute ( scr_t scrID, uint32_t line, uint32_t col, char character, uint8_t attr);
(IN) Specifies the screen.
(IN) Specifies the position on the screen by specifying a line number.
(IN) Specifies the position on the screen by specifying a column number.
(IN) Specifies the character to print to the screen.
(IN) Specifies a print attribute for the character.
If successful, returns 0.