FreeCalypso > hg > freecalypso-reveng

comparison pirelli/calypso @ 54:8e4dac492552

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another Pirelli PCB tracing session, focusing on the display subsystem
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 28 Jul 2013 21:38:07 +0000
parents b0f7481efc8b
children
comparison
equal deleted inserted replaced
53:00dedefbdfd1 54:8e4dac492552
1 BGA orientation: A1 is the LR corner in steve-m's L1 picture. Row A is on the
2 bottom; row P is on the top; column 1 is on the right; column 14 is on the left.
3
1 Calypso pin I thought was nIBOOT (N1), but actually seems to be A13 (RFEN): 4 Calypso pin I thought was nIBOOT (N1), but actually seems to be A13 (RFEN):
2 the trace from the ball goes straight down to a via, L1 image coords 5 the trace from the ball goes straight down to a via, L1 image coords
3 (3676,1174). On L2 trace goes to another via at (3234,1074). On L5 it goes 6 (3676,1174). On L2 trace goes to another via at (3234,1074). On L5 it goes
4 to yet another via at (2950,535). On L4 it goes to (1941,457). On L2 it goes 7 to yet another via at (2950,535). On L4 it goes to (1941,457). On L2 it goes
5 to a surface via at (1957,484). Back on L1 it goes to Rita pin 2 (XEN). 8 to a surface via at (1957,484). Back on L1 it goes to Rita pin 2 (XEN).