 Fabian Peter Hammerle
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a91b319a4a
transmit flowchart: send message to switch lights on (successful on 1cm distance)
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3 years ago |
 Fabian Peter Hammerle
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70dc7ae262
transmit flowchart: replace time plot with raster time plot
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3 years ago |
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Fabian Peter Hammerle
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2e7ca3bd24
added arduino sketch and dummy flowchart to prepare for transmission
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3 years ago |
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Fabian Peter Hammerle
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924eda534a
infrared sample circuit: increase current through led
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3 years ago |
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Fabian Peter Hammerle
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722fc0b290
infrared sample circuit: use single resistor
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3 years ago |
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Fabian Peter Hammerle
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625d875cea
infrared sample circuit: increase current through led
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3 years ago |
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Fabian Peter Hammerle
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ef6252ec33
infrared sample circuit: switch via BUZ11 MOSFET to be able to increase current without exceeding arduino's 20mA limit
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3 years ago |
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Fabian Peter Hammerle
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891ae2ec1e
added simple kicad eeschema for infrared transmitter
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3 years ago |
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Fabian Peter Hammerle
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253a524d1d
added gnuradio flowchart sending continuous 5Hz signal for testing
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3 years ago |
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Fabian Peter Hammerle
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d75e1c7778
readme: explain how python's time.sleep works
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3 years ago |
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Fabian Peter Hammerle
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d435d79800
arduino: set pin 4 to high/low based on byte received through serial interface
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3 years ago |
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Fabian Peter Hammerle
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93eceb4500
receive & plot infrared signal of BAUMAX 13-26006/20 xmas tree lights remote control
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3 years ago |
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Fabian Peter Hammerle
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82a5d61de7
arduino: remove delay to increase sample rate from 1.2kHz to 11.7kHz
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3 years ago |
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Fabian Peter Hammerle
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be52f686a1
flowchart: replace time sink with 60x1sec time raster sink
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3 years ago |
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Fabian Peter Hammerle
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611965af6b
flowchart source block: added option to invert bit sequence
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3 years ago |
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Fabian Peter Hammerle
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c17cb20b82
sample digital signal
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3 years ago |
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Fabian Peter Hammerle
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3e51199f3b
remove resistors to sample voltage range [0V, reference]
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3 years ago |
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Fabian Peter Hammerle
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88280f6c09
added make target "run" to compile & run gnuradio-companion flowchart
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3 years ago |
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Fabian Peter Hammerle
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a5482deaeb
flowchart: rename serial source block
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3 years ago |
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Fabian Peter Hammerle
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2590b66289
flowchart: hide mirrored negative spectrum in frequency plot
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3 years ago |
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Fabian Peter Hammerle
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a580f57301
flowchart: measure input sample rate via "Probe Rate" block instead of manually counting samples in serial source block
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3 years ago |
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Fabian Peter Hammerle
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b743b199ed
flowchart: re-enable FFT plot
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3 years ago |
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Fabian Peter Hammerle
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53f27f5e4a
remove obsolete test script
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3 years ago |
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Fabian Peter Hammerle
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6164cc747a
replace simple voltage divider with Y-configuration of 3 resistors to support negative voltages
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3 years ago |
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Fabian Peter Hammerle
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75a55e2a5c
readme: added formula for Y-configuration of 3 resistors
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3 years ago |
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Fabian Peter Hammerle
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89b68f938b
arduino sketch: use fixed `delayMicroseconds()` instead of simple wait loop to improve stability of sample rate
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3 years ago |
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Fabian Peter Hammerle
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de39d347d0
refactor gnuradio source block to reduce cpu load (no significant change to measured sample rate)
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3 years ago |
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Fabian Peter Hammerle
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2ad012956b
readme: mention rgco's "Multichannel Arduino Oscilloscope" as potential alternative
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3 years ago |
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Fabian Peter Hammerle
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001d4ea4b0
increase sample rate from 500 to 1000 Hz (measured 988 Hz)
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3 years ago |
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Fabian Peter Hammerle
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b161d46c35
readme: mention "pcscope" as potential alternative
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3 years ago |
