7 level inverter USING 2 BATTERY and 2 H-BRIDGES

hardware-7 level simulation -7 level simulation -9 level circuit (7 level) WAVE FORMS PROGRAM (COMPILER – MIKRO C) //crystal of 16 MHz #define s1  LATE.F0          //S1 #define s2  LATE.F1           //S2 #define s3  LATE.F2   //S3 #define s4  LATE.F3  //S4 #define s5  LATE.F4   //S3 #define s6  LATE.F5  //S4 #define s7  LATD.F0  //S4 #define s8  LATD.F1  //S4 void delay(void); void zero_level(void) ; void second_level(void); void third_level(void); void fourth_level(void); void second_negative_level(void); void third_negative_level(void); void fourth_negative_level(void); void off_all_switch(void); void second_half_cycle(void); void first_half_cycle(void); void main() { TRISE.F0=0;TRISE.F1=0;TRISE.F2=0;TRISE.F3=0; TRISE.F4=0;TRISE.F5=0; TRISD.F0=0; TRISD.F1=0; off_all_switch(); while (1) { first_half_cycle(); second_half_cycle(); } } void first_half_cycle(void) { zero_level() ;             off_all_switch(); second_level();            off_all_switch(); third_level();             off_all_switch(); fourth_level();            off_all_switch(); third_level();             off_all_switch(); second_level();            off_all_switch(); zero_level() ;             off_all_switch(); } void second_half_cycle(void) { zero_level() ;            off_all_switch(); second_negative_level();  off_all_switch(); third_negative_level();   off_all_switch(); fourth_negative_level();  off_all_switch(); third_negative_level();   off_all_switch(); second_negative_level();  off_all_switch(); zero_level() ;            off_all_switch(); } void delay(void) { delay_us(1200); } void zero_level(void)  //0v { s1=0;s2=0;s3=0;s4=0; s5=0;s6=0;s7=0;s8=0;delay(); } void second_level(void) //v1 { s1=0;s2=1;s3=0;s4=1; s5=1;s6=0;s7=0;s8=1;delay(); } void third_level(void) //v2 { s1=1;s2=0;s3=0;s4=1; s5=0;s6=1;s7=0;s8=1;delay(); } void fourth_level(void) //v1+v2 { s1=1;s2=0;s3=0;s4=1; s5=1;s6=0;s7=0;s8=1;delay(); delay(); } void second_negative_level(void) //v1 { s1=0;s2=1;s3=0;s4=1; s5=0;s6=1;s7=1;s8=0;delay(); } void third_negative_level(void) //v2 { s1=0;s2=1;s3=1;s4=0; s5=0;s6=1;s7=0;s8=1;delay(); } void fourth_negative_level(void) //v1+v2 { s1=0;s2=1;s3=1;s4=0; s5=0;s6=1;s7=1;s8=0; delay(); delay(); } void off_all_switch(void) { s1=0;s2=0;s3=0;s4=0;s5=0;s6=0;s7=0;s8=0; }