FreeCalypso > hg > freecalypso-reveng
annotate pirelli/usb @ 9:7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
|---|---|
| date | Fri, 19 Apr 2013 21:31:47 +0000 |
| parents | |
| children |
| rev | line source |
|---|---|
|
9
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
1 All PCB trace connections to the USB connector are made on the outer layer |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
2 on the battery/SIM side of the PCB; none on the display/keypad side or on any |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
3 of the inner layers. |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
4 |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
5 The L1 copper image from steve-m shows that the ID pin appears to be totally |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
6 unconnected. The GND, VBUS and data pair connections appear the way one would |
|
7a84f9e42a84
Pirelli PCB: failed attempt at tracing out the 4 under-SIM test points
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
7 expect. |
