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IGEP
TM
v2
Hardware Reference Manual
ISEE 2007 S.L. All rights reserved, IGEP
™
is a registered trademar k from ISEE 2007 S.L. The followi ng is provided for informational purpos es onl y.
DOCUMENT FROM ISEE 2007 S.L. Ref: MAN-PR-IGEP0020-RCx
56
The next schematic illustrates the pin out of the connector.
Figure 70 J990 Schematic
Using this expansion connector you have access to McBSP1, McBSP3, I2C2, MMC2 (8 bits),
nReset and REGEN signals from OMAP Processor.
WARNING: J990 interface is at 1.8V on all signals. Only 1.8V CMOS levels are
supported. DO NOT expose the header to higher values.
J990 connector is BeagleBoard compatible expansion connector (
except
for pins J990:4, J990:6 and J990:10
that aren’t the same signals.
Note that only IGEP
™
v2
–
NO WIFI board has all J990 available, other IGEP
™
v2 board versions
need software configuration to disable wifi interface and others because of shared hardware
lines.
MMC2 interface is used by wifi module
MCBSP3 interface is used by PCM TPS65950 interface.