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weatherbox:dragonfruit:meeting_minutes_february_5th_2018 [2018/02/05 23:06] khein created |
weatherbox:dragonfruit:meeting_minutes_february_5th_2018 [2021/09/19 21:59] (current) |
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| Attended: Kyaw, Tyler | Attended: Kyaw, Tyler | ||
| + | ==== Updates 2/7 ==== | ||
| + | * Finished Edits | ||
| + | * Waiting on response from Kyle | ||
| + | ==== Updates 2/7 ==== | ||
| + | * Still working on board edits from Kyle | ||
| + | * Finished edits on the main board | ||
| + | * Next is to finish edits on the sensor board | ||
| + | * Soldered a new sensor board | ||
| + | * Dylan will try programming the board with the new sensor board next time he comes in | ||
| + | * Changing the 1N4148 Diode from a SMD to a THRU | ||
| ==== Updates 2/5 ==== | ==== Updates 2/5 ==== | ||
| - | * Suggested Edits from Kyle review on Dragon Fruit PCB V4 | + | * Suggested edits from Kyle review on Dragon Fruit PCB V4 |
| * General: | * General: | ||
| * reallocate bottom plane to use as various split power planes | * reallocate bottom plane to use as various split power planes | ||
| Line 10: | Line 20: | ||
| * this helps to avoid cutting into power and ground planes | * this helps to avoid cutting into power and ground planes | ||
| * don't route traces into component pads diagonally (try to hit the pad straight) | * don't route traces into component pads diagonally (try to hit the pad straight) | ||
| - | * avoid sudden trace width reduction (xb_en, n$46 signals) | + | * avoid sudden trace width reduction (xb_en,n46 signals) |
| * instead, keep trace width consistent | * instead, keep trace width consistent | ||
| * Main Board: | * Main Board: | ||
| Line 21: | Line 31: | ||
| * this is only needed if the plane is cut off entirely from the pin/component (known as an island) | * this is only needed if the plane is cut off entirely from the pin/component (known as an island) | ||
| * avoid running traces near the board perimeter (xbee_tx, prog_rx, prog_tx signals) | * avoid running traces near the board perimeter (xbee_tx, prog_rx, prog_tx signals) | ||
| - | * avoid unnecessary use of planes (n$46 signal) | + | * avoid unnecessary use of planes (n46 signal) |
| * due to the pin pitch of the voltage regulator, the plane is narrowed significantly | * due to the pin pitch of the voltage regulator, the plane is narrowed significantly | ||
| * if the effective trace width of a plane is equivalent to that of a regular trace, it defeats the purpose of using a plane | * if the effective trace width of a plane is equivalent to that of a regular trace, it defeats the purpose of using a plane | ||