T4TECHZ

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Circuit Diagram of IR sensor Module and NOT Gate

September 11, 2020

Code for voice controlled car T4TECHZ

July 03, 2020

#include <SoftwareSerial.h> SoftwareSerial BT(0, 1); //TX, RX respetively String readvoice; int LED1 = A0; //define LED 1 pin int LED2 = A1; //define LED 2 pin int LMP=3; int LMN=4; int RMP=5; int RMN=6; long duration, distance, duration2, distance2; void setup() { BT.begin(9600); Serial.begin(9600); pinMode(LMP, OUTPUT); pinMode(LMN, OUTPUT); pinMode(RMP, OUTPUT); pinMode(RMN, OUTPUT); } //-----------------------------------------------------------------------// void loop() { while (BT.available()){ //Check if there is an available byte to read delay(10); //Delay added to make thing stable char c = BT.read(); //Conduct a serial read readvoice += c; //build the string- "forward", "reverse", "left" and "right" } if(readvoice == "*forward#") { digitalWrite(LMP, HIGH); digitalWrite (LMN, HIGH); digitalWrite(RMP,LOW); ...

/* 4x4x4 LED Cube Connection Setup: Columns [(x,y)-Pin] (1,1)-13 (1,2)-12 (1,3)-11 (1,4)-10 (2,1)-9 (2,2)-8 (2,3)-7 (2,4)-6 (3,1)-5 (3-2)-4 (3-3)-3 (3,4)-2 (4,1)-1 (4,2)-0 (4,3)-A5 (4,4)-A4 Layers [layer-Pin] a-A0 b-A1 c-A2 d-A3 */ //initializing and declaring led rows int column[16]={13,12,11,10,9,8,7,6,5,4,3,2,1,0,A5,A4}; //initializing and declaring led layers int layer[4]={A3,A2,A1,A0}; int time = 250; void setup() { //setting rows to ouput for(int i = 0; i<16; i++) { pinMode(column[i], OUTPUT); } //setting layers to output for(int i = 0; i<4; i++) { pinMode(layer[i], OUTPUT); } //seeding random for random pattern randomSeed(analogRead(10)); } //xxxxxxxxxxxxxxxxxxxxFUN...

Code For POV Display

February 16, 2020

int LED_PINS[] = {9,8,7,6,5,4,3,2}; int INPUT_PIN = 10; int DEFAULT_LED =13; int CUSTOM_CHAR_LENGTH = 5; int LED_COUNT = 8; int k; const unsigned char CUSTOM_CHAR[95][5] = { {0x00,0x00,0x00,0x00,0x00}, // 0x20 32 {0x00,0x00,0x6f,0x00,0x00}, // ! 0x21 33 {0x00,0x07,0x00,0x07,0x00}, // " 0x22 34 {0x14,0x7f,0x14,0x7f,0x14}, // # 0x23 35 {0x00,0x07,0x04,0x1e,0x00}, // $ 0x24 36 {0x23,0x13,0x08,0x64,0x62}, // % 0x25 37 {0x36,0x49,0x56,0x20,0x50}, // & 0x26 38 ...