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working on layout with GPS ... add 0.25 inches to length, all parts placed
[hw/telemetrum]
/
Notebook
diff --git
a/Notebook
b/Notebook
index 5987fc0d764a3379f7f6dcbf9523734e32c89063..6565442d822508112922db9b7a5fad775888bdde 100644
(file)
--- a/
Notebook
+++ b/
Notebook
@@
-72,11
+72,17
@@
- changing the 5V switcher from S8 to MS8 takes us from 5 tall to 3 tall, but
costs $0.30 more per piece and isn't stocked by Digikey. Not worth it?
- changing the 5V switcher from S8 to MS8 takes us from 5 tall to 3 tall, but
costs $0.30 more per piece and isn't stocked by Digikey. Not worth it?
+- noticed the NXP SC18IS600, which is an SPI slave to I2C master interface
+ with a few GPIO lines... mate that with an HMC5843, which is a 3-axis
+ magnetic sensor, and we might have another interesting companion board for TM
+
+
+
- To Do List
- To Do List
-
+
add serial connector back to schematic as optionally loaded part
+
-
add serial connector back to schematic as optionally loaded part
- move USB connector on PCB layout 80 mils in from board edge
- move yellow LED and passives closer to LiPo connector
- move USB connector on PCB layout 80 mils in from board edge
- move yellow LED and passives closer to LiPo connector
-
-
create PCB footprint for the GPS module
-
-
create PCB footprint for the GPS antenna
+
+
create PCB footprint for the GPS module
+
+
create PCB footprint for the GPS antenna