QR Code displaying

Support for QR Code displaying. More...

Functions
void	qrcode_disp (QRCode *qr, int xo, int yo, int z)
	Displays generated QR code.

Detailed Description

Support for QR Code displaying.

Example of QR Code generation and displaying:
(see https://github.com/ricmoo/QRCode for QR parameters details)

const int QRver = 4;
const int QRecc = ECC_MEDIUM;
QRCode qrcode;
uint8_t *qrcodeBytes = (uint8_t*)aux_buf_ptr()+512;
 
// Prepare string
char *buf = aux_buf_ptr();
strcpy(buf, "String to encode. Has to fit to QRver.");
 
// Encode and display
qrcode_initText(&qrcode, qrcodeBytes, QRver, QRecc, buf);
qrcode_disp(&qrcode, 208,36, 5);

Function Documentation

qrcode_disp()

void qrcode_disp	(	QRCode *	qr,
		int	xo,
		int	yo,
		int	z )

Displays generated QR code.

Parameters

qr	QR code structure
xo	X position on LCD
yo	Y position on LCD
z	Number of pixels per QR code "bit" square