KRL PCB top side:
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| 1 | 3(key) | 5 |
| 2 | 4 | 6 |
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Device 1 Pin Number |
Device 1 Pin Name |
Direction | Device 2 Pin Number |
Device 2 Pin Name |
Description |
1 | 4 | +3v3 | |||
4 | 2 | gnd | |||
7 | 5 | tms/swdio | |||
9 | 1 | tck/swclk |