Programming Manual Elektor Proton Robot - ELEKTOR.se

Proton main program for AVR in C:/*************************************************************/ Main program for Elektor proton robot/ Used uC – ATMEGA32 - Xtal 19660800/ VDD = 5V - VSS = GND/ Written by Bart Huyskens - Jan 2011/*************************************************************/#include #define F_CPU 19660800UL#include #include "AVR_PROTON_LIB.h"#include "AVR_PROTON_LIB.c"int main ( void ){_delay_ms(250);_delay_ms(250); //wait for stable power supply}// write your code hereAVR_PROTON_LIB.h/*************************************************************************I2C/TWI FUNCTIONS - I2C/TWI FUNCTIONS - I2C/TWI FUNCTIONS - I2C/TWI FUNCTIONS**************************************************************************///Initialise PIC16F887 for Hardware I2C operationvoid I2C_INIT();// send a start bit sequencevoid I2C_START();// send a repeated start bit sequencevoid I2C_RESTART();// send a stop bit sequencevoid I2C_STOP();// transmit a byte (this can be a devide adress - an index or just data - of 8 bit// if return = 1 : No ack bit was received from the slave - if return = 0 = a correct acknowledge bit was receivedchar I2C_TRANSMIT_BYTE(char Data);//receive a byte of data - requested by the master and sent by the slave// returns a byte of incoming data// if last = 1 - last byte was received - If last = 0 - the master expects further I2C_RECEIVE_BYTE instructionschar I2C_RECEIVE_BYTE(char Last);//combination of all the I2C instructions to send a byte of date to a specific// index in a certain devicevoid I2C_SEND_MESSAGE(char Device_ID, char AddrH, char Data);Bart Huyskens Manual Elektor Proton V1.0 3 April 2011 161