/*
* \brief Main entry point of Arduino application
*/
extern "C" void vm_main( void )
{
VM_THREAD_HANDLE handle;
/* Alloc DMA memory for SPI read and write, for SPI must be use non-cache memory, so we need use
vm_malloc_dma to alloc memory, but in arduino thread we cannot invoke this interface directly,
so use here to prepare memory, you can see its usage in SPI.transfer in SPI.cpp */
spi_w_data = (unsigned char*)vm_malloc_dma(2);
spi_r_data = (unsigned char*)vm_malloc_dma(2);
/* Same reason like above, this is used for transferring large of data, like screen buffer, you
can see its usage in SPI.write in SPI.cpp */
spi_data_memory = (unsigned char*)vm_malloc_dma(64*1024);
memset(spi_data_memory,0, 64*1024);
/* only prepare something for rand, please don't delete this , otherwise arduino cannot use these
two interface */
srand(0) ;
rand();
/* Register system event callback */
vm_pmng_register_system_event_callback(__handle_sysevt);
/* Register voice call event callback */
vm_gsm_tel_call_reg_listener(__call_listener_func);
/* Create arduino thread, and change its priority, please don't change the code, or it will effort
system stable */
handle = vm_thread_create(__arduino_thread, NULL, 0);
vm_thread_change_priority(handle, 245);
}
/* Entry point */
void vm_main(void) {
#if defined(__HDK_LINKIT_ASSIST_2502__)
lcd_st7789s_init();
lcd_backlight_level(60);
#endif
vm_pmng_register_system_event_callback(handle_sysevt);
}
/* Entry point */
void vm_main(void)
{
retarget_setup();
fputs("hello, linkit assist\n", stdout);
/* register system events handler */
vm_pmng_register_system_event_callback(handle_sysevt);
}
void vm_main(void)
{
/* register system events handler */
vm_pmng_register_system_event_callback(handle_sysevt);
}
void vm_main(void)
{
vm_pmng_register_system_event_callback(handle_sysevt);
}
