Versão do Código QR 17 (85×85)
QR version 17 is 85×85 modules: up to 1,548 digits, 938 alphanumeric, 644 bytes or 397 kanji at level L; 280 bytes at H.
Version 17 data capacity
Maximum characters in a single encoding mode, per error-correction level (ISO/IEC 18004:2015, Table 7). Mixed-mode data and ECI headers reduce these limits.
| EC level | Recovers | Numérico | Alfanumérico | Byte | Kanji |
|---|---|---|---|---|---|
| L | ~7% | 1.548 | 938 | 644 | 397 |
| M | ~15% | 1.212 | 734 | 504 | 310 |
| Q | ~25% | 876 | 531 | 364 | 224 |
| H | ~30% | 674 | 408 | 280 | 173 |
Codewords and error-correction blocks
The symbol carries 815 codewords in total, split between data and Reed-Solomon error correction (ISO/IEC 18004:2015, Table 9).
| EC level | Data codewords | EC codewords | Blocks (count × total, data, EC codewords) |
|---|---|---|---|
| L | 647 | 168 | 1 × (135, 107, 28) + 5 × (136, 108, 28) |
| M | 507 | 308 | 10 × (74, 46, 28) + 1 × (75, 47, 28) |
| Q | 367 | 448 | 1 × (50, 22, 28) + 15 × (51, 23, 28) |
| H | 283 | 532 | 2 × (42, 14, 28) + 17 × (43, 15, 28) |
Symbol structure
- Módulos
- 85 × 85
- Data modules (codeword bits + remainder bits)
- 6.523
- Remainder bits
- 3
- Alignment patterns
- 13 (centre rows/columns 6, 30, 54, 78)
- Version information blocks
- Yes (2 × 18 bits)