USER MANUAL
STM 429J – Scavenger Transmitter Module
© 2017 EnOcean | www.enocean.com
STM 429J User Manual | v2.0 | Nov 2017 | Page 15/ 17
3.5
PSK Labelling
For the PSK information a specific QR code is placed on the module itself.
Information of the QR code:
3.5.1
Included Information:
[ID:XXXXXXXX KY:YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY]
ID:
3 CHARS
XX
8 CHARS
FREESPACE
1 CHARS
KY:
3 CHARS
YY
32 CHARS
= 47 CHARS
3.5.2
QR-Code Specification
QR-Code Version:
3 (29x29 pixel)
Error Correction Level:
Q (25% error correction)
Mode:
Alphanumeric Mode
Character Capacity:
47
Keep off area around the code:
2 Pixel (Up, Down, Left and Right)
Pixel Size:
min. 4x4 points per Pixel
600dpi x 600dpi Resolution:
1 Print Point: 0.0423mm x 0.0423mm
1 Pixel: 0.1693mm x 0.1693mm
