int main ( void ) { DDRB = (1 << PORTB0); //set portb.0 as an output init_i2c_slave(0xa0, 255, I2C_PRESCALER_1); //initalize the i2c slave while (1) { //the i2c slave is completely interrupt driven, but use values if(i2c_buffer[0] > 0) { PORTB = (1 << PORTB0); } //if register 0 greater than 1, turn on portb.0 else { PORTB = 0; } //otherwise, clear portb.0 } return 0; }
int main(void) { u8 i1; sysclk_init(); init_dbg_rs232(FMCK_HZ); init_gpio(); assign_main_event_handlers(); init_events(); init_tc(); init_spi(); init_adc(); irq_initialize_vectors(); register_interrupts(); cpu_irq_enable(); init_usb_host(); init_monome(); init_i2c_slave(0x30); print_dbg("\r\n\n// meadowphysics //////////////////////////////// "); print_dbg_ulong(sizeof(flashy)); print_dbg(" "); print_dbg_ulong(sizeof(m)); if(flash_is_fresh()) { print_dbg("\r\nfirst run."); flash_unfresh(); flashc_memset32((void*)&(flashy.preset_select), 0, 4, true); // clear out some reasonable defaults for(i1=0;i1<8;i1++) { m.positions[i1] = i1; m.points[i1] = i1; m.points_save[i1] = i1; m.triggers[i1] = 0; m.trig_dests[i1] = 0; m.rules[i1] = 0; m.rule_dests[i1] = i1; } m.positions[0] = m.points[0] = 3; m.trig_dests[0] = 254; // save all presets, clear glyphs for(i1=0;i1<8;i1++) { flashc_memcpy((void *)&flashy.m[i1], &m, sizeof(m), true); glyph[i1] = (1<<i1); flashc_memcpy((void *)&flashy.glyph[i1], &glyph, sizeof(glyph), true); } } else { // load from flash at startup preset_select = flashy.preset_select; flash_read(); for(i1=0;i1<8;i1++) glyph[i1] = flashy.glyph[preset_select][i1]; } LENGTH = 15; SIZE = 16; re = &refresh; process_ii = &mp_process_ii; clock_pulse = &clock; clock_external = !gpio_get_pin_value(B09); timer_add(&clockTimer,120,&clockTimer_callback, NULL); timer_add(&keyTimer,50,&keyTimer_callback, NULL); timer_add(&adcTimer,100,&adcTimer_callback, NULL); clock_temp = 10000; // out of ADC range to force tempo while (true) { check_events(); } }