This adapter allows programming of an Atmel AT89C5131 in the 32 pin QFN package using the 40 pin DIP footprint specified by Atmel. The adapter has a two-piece modular construction, allowing you to replace the individual sub-assemblies when they wear out. 32 QFN to 40 DIP Programming Adapter Features - Top Side
- Pins : 32
- Pitch : 0.65 mm
- Bottom Side
- Pins : 40
- Pitch : 0.100 inch
- Socket : 32QNG-7070
- Body : 7.0 mm typical
- Pitch : 0.65 mm
Adapter Wiring The following chart shows the connections from the QFN device to the adapters DIP plug. | QFN Socket | Signal | DIP Plug | DIP Plug | Signal | QFN Socket | | 24 | P1.0 | 1 | 40 | VCC | 4 | | 25 | P1.1 | 2 | 39 | P0.7 | - | | 26 | P1.2 | 3 | 38 | P0.6 | - | | 27 | P1.3 | 4 | 37 | P0.5 | - | | 28 | P1.4 | 5 | 36 | P0.4 | - | | 29 | P1.5 | 6 | 35 | P0.3 | - | | 30 | P1.6 | 7 | 34 | P0.2 | - | | 31 | P1.7 | 8 | 33 | P0.1 | - | | 23 | RST | 9 | 32 | P0.0 | - | | 7 | P3.0 | 10 | 31 | EA* | - | | 13 | P3.1 | 11 | 30 | ALE | - | | 14 | P3.2 | 12 | 29 | PSEN* | - | | 15 | P3.3 | 13 | 28 | P2.7 | - | | 16 | P3.4 | 14 | 27 | P2.6 | - | | 17 | P3.5 | 15 | 26 | P2.5 | - | | 18 | P3.6 | 16 | 25 | P2.4 | - | | 19 | P3.7 | 17 | 24 | P2.3 | - | | 2 | XTAL2 | 18 | 23 | P2.2 | - | | 3 | XTAL1 | 19 | 22 | P2.1 | - | | 6,12,21 | VSS | 20 | 21 | P2.0 | - |
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