Hardware

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Revision as of 2014-07-02T14:37:28 by Rodot (talk | contribs) (3D Model: Design Spark link added)
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Specifications

  • CPU : atmega328 @ 16Mhz
  • Display : 84*48px monochrome + auto backlight
  • Sound : magnetic speaker, 4 channels
  • Input : Arrows + A B C buttons
  • Communication : 1x micro USB, 1x micro SD card, 2x I2C
  • Battery : ~12-24h life, 300mAh LiPo battery, charged through USB
  • Power : 3.3V, 150mA max
  • Dimensions : ~credit card sized : 90*45*12 mm (3.5*1.8*0.5″)

Changelog

  • Gamebuino R1 (Early bird version)
    • first public release
  • Gamebuino R2 (First batch of 1000)
    • "sound" connector added
    • Photo resistor spacer taller (3mm -> 6mm)
    • Acrylic case minor changes

Schematics

File:Gamebuino r2 schematics.pdf

3D Model

File:Gamebuino r2 cad.STEP

STEP is the industry standard format for 3D files. You can open it using the free CAD (Computer Assisted Design) software Design Spark, or any other CAD software like SolidWorks, Catia, etc. Google Sketch is free but can only open STEP files with the paid version.

Bill Of Materials

BOTTOM LAYER SMT ----------------------------------
Quantity	Label		Value
Resistors	
	7	R1-R6, R10	1k
	5	R7-R9, R11, R12	4k7
	3	R13-R15, TH1	10k
	1	R16		100k
	2	R17,R18		1M
Ceramic capacitors
	2	C1,C2		22p
	4	C3-C6		0.1u
	3	C7-C9		1u
	2	C10,C11		10u
Integrated Circuits
	1	U1		ATMEGA328P_32PIN
	1	U2		MCP73833-FCI/UN
	1	U3		FTDI FT232RL
	1	Q1		MMBT2222A
	1	Q2		MIC5205
Diodes
	1	D1		LL4148
Connectors
	1	SD		micro SD
	1	USB		Micro USB B
TOP LAYER ------------------------------------------
	1	X1		16MHz
	1	BAT		240 mAh LiPo BATTERY
	7	BTN0-BTN3,BTNA,BTNB,BTNC
	1	BUZZER		Magnetic speaker
	9	CHAR,FULL-LED4,PWR,RX,TX	LED
	2	J1,J2		I2C connectors
	1	ON   OFF	SWITCH
	1	PR1		GL5539
	1	SCREEN		Nokia 5110 LCD