Babygnusbuino-v2 - Revision history

Gaudi: /* Be aware */

2016-08-25T10:31:41Z

Be aware

← Older revision		Revision as of 12:31, 25 August 2016
Line 34:		Line 34:

	Advantages of the Zener diode approach:		Advantages of the Zener diode approach:
			<br>
	Low cost.		- Low cost.<br>
	Easy to obtain.		- Easy to obtain.<br>
	Entire design can be at 5 V.		- Entire design can be at 5 V.<br>
	AVR can be clocked at high rates.		- AVR can be clocked at high rates.<br>
			<br>
	Disadvantages:		Disadvantages:<br>
			<br>
	- Not a clean solution, a compromise between all parameters must be found.		- Not a clean solution, a compromise between all parameters must be found.<br>
	- Zener diodes come with a broad range of characteristics, especially at low currents, results may not be reproducible.		- Zener diodes come with a broad range of characteristics, especially at low currents, results may not be reproducible.<br>
	- High currents when sending high-level.		- High currents when sending high-level.<br>
	- High level is different for signaling and in idle state because signaling uses high currents to drive the diodes while idle state is driven by a 1.5 kΩ pull-up resistor.		- High level is different for signaling and in idle state because signaling uses high currents to drive the diodes while idle state is driven by a 1.5 kΩ pull-up resistor.<br>
			<br>
	Source: http://vusb.wikidot.com/hardware		Source: http://vusb.wikidot.com/hardware

Gaudi: /* Be aware */

2016-08-25T10:31:08Z

Be aware

← Older revision		Revision as of 12:31, 25 August 2016
Line 30:		Line 30:
	= Be aware =		= Be aware =

	~~http://vusb.wikidot.com/hardware~~

	If you use Zener diodes for level conversion, please measure the voltage levels to make sure that the diodes you have chosen match the requirements.		If you use Zener diodes for level conversion, please measure the voltage levels to make sure that the diodes you have chosen match the requirements.
Line 43:		Line 42:
	Disadvantages:		Disadvantages:

	Not a clean solution, a compromise between all parameters must be found.		- Not a clean solution, a compromise between all parameters must be found.
	Zener diodes come with a broad range of characteristics, especially at low currents, results may not be reproducible.		- Zener diodes come with a broad range of characteristics, especially at low currents, results may not be reproducible.
	High currents when sending high-level.		- High currents when sending high-level.
	High level is different for signaling and in idle state because signaling uses high currents to drive the diodes while idle state is driven by a 1.5 kΩ pull-up resistor.		- High level is different for signaling and in idle state because signaling uses high currents to drive the diodes while idle state is driven by a 1.5 kΩ pull-up resistor.

			Source: http://vusb.wikidot.com/hardware

	=Building=		=Building=

Gaudi at 10:30, 25 August 2016

2016-08-25T10:30:32Z

← Older revision		Revision as of 12:30, 25 August 2016
Line 27:		Line 27:

	You've been warned. but dusjagr has been warned too late :-(		You've been warned. but dusjagr has been warned too late :-(

			= Be aware =

			http://vusb.wikidot.com/hardware

			If you use Zener diodes for level conversion, please measure the voltage levels to make sure that the diodes you have chosen match the requirements.

			Advantages of the Zener diode approach:

			Low cost.
			Easy to obtain.
			Entire design can be at 5 V.
			AVR can be clocked at high rates.

			Disadvantages:

			Not a clean solution, a compromise between all parameters must be found.
			Zener diodes come with a broad range of characteristics, especially at low currents, results may not be reproducible.
			High currents when sending high-level.
			High level is different for signaling and in idle state because signaling uses high currents to drive the diodes while idle state is driven by a 1.5 kΩ pull-up resistor.


	=Building=		=Building=

0rel: /* Flashing the bootloader */

2016-02-08T17:24:44Z

Flashing the bootloader

← Older revision		Revision as of 19:24, 8 February 2016
Line 88:		Line 88:
	avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U flash:w:attiny85.hex:i		avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U flash:w:attiny85.hex:i

	Fuses (CAUTION: the (new) fuse settings disable the RESET pin and turn it into an norm I/O pin!)		Fuses (CAUTION: the (new) fuse settings disable the RESET pin and turn it into an norm I/O pin!):
	new: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U efuse:w:0xfe:m -U hfuse:w:0x5d:m		new: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U efuse:w:0xfe:m -U hfuse:w:0x5d:m
	old: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U hfuse:w:0xdd:m -U efuse:w:0xfe:m		old: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U hfuse:w:0xdd:m -U efuse:w:0xfe:m

0rel: /* Flashing the bootloader */

2016-02-08T17:24:22Z

Flashing the bootloader

← Older revision		Revision as of 19:24, 8 February 2016
Line 88:		Line 88:
	avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U flash:w:attiny85.hex:i		avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U flash:w:attiny85.hex:i

	Fuses:		Fuses (CAUTION: the (new) fuse settings disable the RESET pin and turn it into an norm I/O pin!)
	new: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U efuse:w:0xfe:m -U hfuse:w:0x5d:m		new: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U efuse:w:0xfe:m -U hfuse:w:0x5d:m
	old: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U hfuse:w:0xdd:m -U efuse:w:0xfe:m		old: avrdude -P /dev/ttyUSB0 -b 19200 -c avrisp -p t85 -U lfuse:w:0xe1:m -U hfuse:w:0xdd:m -U efuse:w:0xfe:m

Stahl: /* Application examples */

2014-07-29T00:41:43Z

Application examples

← Older revision		Revision as of 02:41, 29 July 2014
Line 270:		Line 270:

	</syntaxhighlight>		</syntaxhighlight>


			== [[Babymidimultiplexgnusbuino]] ==

			An tiny 8-channel MIDI controller based on the HEF4051B.

			[[File:IMG 20140729 021842.jpg\|320px]]

	=Todo=		=Todo=

Stahl: /* testing the midi with alsamidi */

2014-07-26T22:29:38Z

testing the midi with alsamidi

← Older revision		Revision as of 00:29, 27 July 2014
Line 183:		Line 183:

	here is the MIDI test code for the baby http://wiki.sgmk-ssam.ch/index.php/BabyGnusbuino_code_examples#test_MIDI_send_receive		here is the MIDI test code for the baby http://wiki.sgmk-ssam.ch/index.php/BabyGnusbuino_code_examples#test_MIDI_send_receive

			general [[MIDI]] info on this wiki

	=Application examples=		=Application examples=

Mirdej: /* OR: Compile from source */

2014-03-22T14:34:52Z

OR: Compile from source

← Older revision		Revision as of 16:34, 22 March 2014
Line 121:		Line 121:
	make		make

	patched avrdude binary goes into:		patched avrdude binary goes into: /Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/bin
	/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/bin
	avrdude.conf goes into /Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/etc		avrdude.conf goes into /Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/etc

	==On Ubuntu==		==On Ubuntu==

Mirdej: /* Either: use the binary */

2014-03-22T14:34:19Z

Either: use the binary

← Older revision		Revision as of 16:34, 22 March 2014
Line 109:		Line 109:
	You can try to use the binary in ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/		You can try to use the binary in ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/

	cd ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/		<strike>cd ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/</strike>
	<strike> sudo ./install.sh</strike> (removed because too dangerous)		<strike> sudo ./install.sh</strike> (removed because too dangerous)

	===OR: Compile from source===		===OR: Compile from source===

Mirdej: /* On Mac */

2014-03-22T14:33:42Z

On Mac

← Older revision		Revision as of 16:33, 22 March 2014
Line 110:		Line 110:

	cd ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/		cd ~/Documents/Arduino/hardware/baygnusbuino/patch/mac/
	sudo ./install.sh		<strike> sudo ./install.sh</strike> (removed because too dangerous)

	===OR: Compile from source===		===OR: Compile from source===
Line 120:		Line 120:
	./configure		./configure
	make		make

			patched avrdude binary goes into:
			/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/bin
			avrdude.conf goes into /Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/etc

	==On Ubuntu==		==On Ubuntu==