From 3aa41ca4720f942499c8a2def59f087c20fb85ad Mon Sep 17 00:00:00 2001 From: ShikyC Date: Tue, 21 Nov 2017 17:34:09 -0500 Subject: [PATCH] New design init --- sanro/sanro.ino | 245 +++++++++++++++++++++++------------------------- 1 file changed, 119 insertions(+), 126 deletions(-) diff --git a/sanro/sanro.ino b/sanro/sanro.ino index 8b0cb13..b2facf9 100644 --- a/sanro/sanro.ino +++ b/sanro/sanro.ino @@ -1,126 +1,119 @@ -/*************************************************************** - * * - * Taiko Sanro - Arduino * - * Support Arduino models with ATmega32u4 microprocessors * - * * - * Shiky Chang Chris * - * zhangxunpx@gmail.com wisaly@gmail.com * - * * - ***************************************************************/ - -// Compatibility with Taiko Jiro -#define MODE_JIRO 1 - -#define MODE_DEBUG 0 - -#define CHANNELS 4 - -// Caches for the soundwave and power -#define SAMPLE_CACHE_LENGTH 12 -#define POWER_CACHE_LENGTH 3 - -// Light and heacy hit thresholds -#define LIGHT_THRES 5000 -#define HEAVY_THRES 20000 - -// Forced sampling frequency -#define FORCED_FREQ 1000 - -#include -#include -#include "cache.h" - -#if MODE_JIRO -#define HEAVY_THRES LONG_MAX -#endif - -unsigned long int lastTime; - -int channelSample [CHANNELS]; -int lastChannelSample [CHANNELS]; -Cache sampleCache [CHANNELS]; - -long int power [CHANNELS]; -Cache powerCache [CHANNELS]; - -bool triggered [CHANNELS]; - -int pins[] = {A0, A1, A2, A3}; // L don, R don, L kat, R kat -char lightKeys[] = {'g', 'h', 'f', 'j'}; -char heavyKeys[] = {'t', 'y', 'r', 'u'}; - -void setup() { - Serial.begin (9600); - Keyboard.begin (); - analogReference (DEFAULT); - for (short int i = 0; i < CHANNELS; i++) { - power [i] = 0; - lastChannelSample [i] = 0; - triggered [i] = false; - } - lastTime = 0; -} - -void loop() { - - for (short int i = 0; i < CHANNELS; i++) { - - channelSample[i] = analogRead (pins [i]); - sampleCache [i].put (channelSample [i] - lastChannelSample [i]); - - long int tempInt; - tempInt = sampleCache [i].get (1); - power [i] -= tempInt * tempInt; - tempInt = sampleCache [i].get (); - power [i] += tempInt * tempInt; - if (power [i] < LIGHT_THRES) { - power [i] = 0; - } - - powerCache [i].put (power [i]); - lastChannelSample [i] = channelSample [i]; - if (powerCache [i].get (1) == 0) { - triggered [i] = false; - } - - if (!triggered [i]) { - for (short int j = 0; j < POWER_CACHE_LENGTH - 1; j++) { - if (powerCache [i].get (j - 1) >= powerCache [i].get (j)) { - break; - } else if (powerCache [i].get (1) >= HEAVY_THRES) { - triggered [i] = true; - Keyboard.print (heavyKeys [i]); - } else if (powerCache [i].get (1) >= LIGHT_THRES) { - triggered [i] = true; - Keyboard.print (lightKeys [i]); - } - } - } - -#if MODE_DEBUG - Serial.print (power [i]); - Serial.print ("\t"); -#endif - -// End of each channel - } - -#if MODE_DEBUG - Serial.print (50000); - Serial.print ("\t"); - Serial.print (0); - Serial.print ("\t"); - - Serial.println (""); -#endif - -// Force the sample frequency to be less than 1000Hz - unsigned int frameTime = micros () - lastTime; - lastTime = micros (); - if (frameTime < FORCED_FREQ) { - delayMicroseconds (FORCED_FREQ - frameTime); - } else { - // Performance bottleneck; - Serial.print ("Exception: forced frequency is too high for the microprocessor to catch up."); - } -} +/*************************************************************** + * * + * Taiko Sanro - Arduino * + * Support Arduino models with ATmega32u4 microprocessors * + * * + * Shiky Chang Chris * + * zhangxunpx@gmail.com wisaly@gmail.com * + * * + ***************************************************************/ + +// New implementation using fast, stable and sensitive piezoelectric +// ceramic sensors (the same sensors used in electirc drum kit). +// No longer need microphones. + +#define MODE_DEBUG 0 + +#define CHANNELS 2 + +// Caches for the soundwave and power +#define SAMPLE_CACHE_LENGTH 12 +#define POWER_CACHE_LENGTH 3 + +// Light and heacy hit thresholds +#define LIGHT_THRES 5000 +#define HEAVY_THRES 20000 + +// Forced sampling frequency +#define FORCED_FREQ 1000 + +#include "cache.h" + +unsigned long int lastTime; + +int channelSample [CHANNELS]; +int lastChannelSample [CHANNELS]; +Cache sampleCache [CHANNELS]; + +long int power [CHANNELS]; +Cache powerCache [CHANNELS]; + +bool triggered [CHANNELS]; + +int pins[] = {A0, A1}; // Don, Kat + +void setup() { + Serial.begin (9600); + Keyboard.begin (); + analogReference (DEFAULT); + for (short int i = 0; i < CHANNELS; i++) { + power [i] = 0; + lastChannelSample [i] = 0; + triggered [i] = false; + } + lastTime = 0; +} + +void loop() { + + for (short int i = 0; i < CHANNELS; i++) { + + channelSample[i] = analogRead (pins [i]); + sampleCache [i].put (channelSample [i] - lastChannelSample [i]); + + long int tempInt; + tempInt = sampleCache [i].get (1); + power [i] -= tempInt * tempInt; + tempInt = sampleCache [i].get (); + power [i] += tempInt * tempInt; + if (power [i] < LIGHT_THRES) { + power [i] = 0; + } + + powerCache [i].put (power [i]); + lastChannelSample [i] = channelSample [i]; + if (powerCache [i].get (1) == 0) { + triggered [i] = false; + } + + if (!triggered [i]) { + for (short int j = 0; j < POWER_CACHE_LENGTH - 1; j++) { + if (powerCache [i].get (j - 1) >= powerCache [i].get (j)) { + break; + } else if (powerCache [i].get (1) >= HEAVY_THRES) { + triggered [i] = true; + Keyboard.print (heavyKeys [i]); + } else if (powerCache [i].get (1) >= LIGHT_THRES) { + triggered [i] = true; + Keyboard.print (lightKeys [i]); + } + } + } + +#if MODE_DEBUG + Serial.print (power [i]); + Serial.print ("\t"); +#endif + +// End of each channel + } + +#if MODE_DEBUG + Serial.print (50000); + Serial.print ("\t"); + Serial.print (0); + Serial.print ("\t"); + + Serial.println (""); +#endif + +// Force the sample frequency to be less than 1000Hz + unsigned int frameTime = micros () - lastTime; + lastTime = micros (); + if (frameTime < FORCED_FREQ) { + delayMicroseconds (FORCED_FREQ - frameTime); + } else { + // Performance bottleneck; + Serial.print ("Exception: forced frequency is too high for the microprocessor to catch up."); + } +}