Iar Embedded Workbench For 8051 -

#endif #include "device.h" #include "uart.h" __xdata u16 adc_values[100]; // stored in external RAM __data u8 led_counter = 0; // fast access in internal RAM

#pragma location = "MY_SEGMENT" __xdata int my_var; // Interrupt service routine #pragma vector = 0x23 // UART interrupt vector (address 0x23) __interrupt void uart_isr(void) // no prologue/epilogue overhead if __irq iar embedded workbench for 8051

// Device-specific for AT89S52 #define F_CPU 11059200UL #endif #include "device

// Banking support #pragma bank=1 void far_function(void) __banked; 5.1 Project Structure my_project/ ├── src/ │ ├── main.c │ ├── uart.c │ ├── timer.c │ └── isr.c ├── inc/ │ ├── device.h │ └── uart.h ├── iar/ │ ├── my_project.ewp (project file) │ ├── my_project.eww (workspace) │ └── settings/ └── output/ ├── exe/ └── obj/ 5.2 Device Header Example (device.h) #ifndef DEVICE_H #define DEVICE_H #include <io8051.h> iar embedded workbench for 8051