setDisplayToSignedDecNumber Reference (TM1638)

Set the display to a signed decimal number, with or without leading zeros.

void setDisplayToSignedDecNumber(unsigned long number, byte dots, boolean leadingZeros, const byte numberFont[]);

Argument	Detail	Default	Since
number	The number to display	required
dots	The dots to set (bitwise)	required
leadingZeros	true to display leading zeros, false otherwise	true
numberFont	The font (segment data) to use for numbers, defaulting to the built-in font.	NUMBER_FONT, the built-in number font	v1.5.0

Example

Display "-0000033.":

module1.setDisplayToDecNumber(-33, 1);

Display -15 in decimal with no dots and no leading zeroes:

module1.setDisplayToDecNumber(-15, 0, false);