mirror of
git://projects.qi-hardware.com/ben-wpan.git
synced 2024-11-22 23:55:54 +02:00
26 lines
705 B
Plaintext
26 lines
705 B
Plaintext
|
Board characteristics:
|
||
|
|
||
|
- two layers, components only on front
|
||
|
- smallest components are 0402 and 0.5 mm pitch QFN
|
||
|
- one through-hole component: USB connector CON1
|
||
|
- the following orientation markings are on the silk screen:
|
||
|
B1: circle near pin 1
|
||
|
D1: plus sign at the anode
|
||
|
U1, U2: triangle at the corner between pins 1 and 32
|
||
|
|
||
|
|
||
|
Design files:
|
||
|
|
||
|
atusb-bom.csv Bill of materials
|
||
|
atusb-pos.csv Automatic insertion file
|
||
|
* footprints
|
||
|
|
||
|
The PCB design files are in a separate archive, atusb-pcb-*
|
||
|
|
||
|
|
||
|
Interpretation of files:
|
||
|
|
||
|
- for all coordinates, the origin is the lower left corner of the board
|
||
|
- coordinates in atusb-pos.csv are in inches
|
||
|
- rotation in atusb-pos.csv is in degrees, counter-clockwise
|