GGHC Schematics
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*LEDs for answers are optional: the switches can be used alone as inputs | *LEDs for answers are optional: the switches can be used alone as inputs | ||
*7-segment display driven by shift register | *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) | ||
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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:
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)
The teacher's unit:
Some key features of the schematic:
- 7-segment displays are driven by shift registers
