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improve documentation

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r4 2022-04-11 19:22:53 +02:00
parent 2fdeb72de7
commit 300971e557
1 changed files with 17 additions and 3 deletions
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spybug/spybug.ino
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@ -1,14 +1,28 @@
/* Wiring:
/*
*** SD Card Wiring ***
SD | Nano
______________________
D0 (DO) | D12 (MISO)
VSS | GND
CLK | D13 (SCK)
VDD | 3V3
VDD | 5V or 3V3
CMD (DI) | D11 (MOSI)
D3 (CS) | D10 (SS)
WARNING: SD cards are not designed for 5V; I have been using 5V anyways
and everything seems fine, but beware that there is a significant risk
of immediate or premature failure when not using a buffer circuit.
SD pin D3 is the chip select pin (must be set manually in PIN_SS).
SD pin D3 is the chip select pin. It can be set manually in PIN_SS.
*** Microphone Wiring (MAX9814 w/ electret microphone) ***
Mic | Nano
______________________
VCC | 5V
GND | GND
Out | A0
Out defaults to A0 (AdcChannel0), but can be set manually in ADC_CHANNEL.
*/
#include <SD.h>