Difference between revisions of "GGHC Schematics"

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(The student unit:)
(The teacher's unit:)
Line 24: Line 24:
 
Some key features of the schematic:
 
Some key features of the schematic:
 
*7-segment displays are driven by shift registers
 
*7-segment displays are driven by shift registers
 +
*Connections to radio module are indicated by RPx pads (due to lack of correct Eagle library for MRF24J40MA)

Revision as of 23:33, 3 May 2011

Here are the latest versions of the schematics for the devices we plan to make as part of the GGHC:

Student Schematic

The student unit:

Some key features of the schematic:

  • LEDs for answers are optional: the switches can be used alone as inputs
  • 7-segment display driven by shift register
  • Connections to radio module are indicated by RPx pads (due to lack of correct Eagle library for MRF24J40MA)













Teacher Schematic

The teacher's unit:

Some key features of the schematic:

  • 7-segment displays are driven by shift registers
  • Connections to radio module are indicated by RPx pads (due to lack of correct Eagle library for MRF24J40MA)