Index: ADuCM360_demo_cn0359/src/hal/devices.cpp
===================================================================
diff -u -re68895e85fe32aca137ce08ac5d6accd67fec591 -rb39d7f18a4f5f23a76b7fb484c13bffd225ef466
--- ADuCM360_demo_cn0359/src/hal/devices.cpp	(.../devices.cpp)	(revision e68895e85fe32aca137ce08ac5d6accd67fec591)
+++ ADuCM360_demo_cn0359/src/hal/devices.cpp	(.../devices.cpp)	(revision b39d7f18a4f5f23a76b7fb484c13bffd225ef466)
@@ -44,8 +44,12 @@
 #include <hal/drivers/pwm.h>
 #include <hal/drivers/ad8253.h>
 #include <hal/drivers/adc.h>
+
+#ifdef EVAL_BUILD
 #include <hal/drivers/encoder.h>
 #include <hal/drivers/buzzer.h>
+#endif // EVAL_BUILD
+
 #include <hal/drivers/flash.h>
 #include <hal/drivers/dac.h>
 #include <hal/drivers/calibration.h>
@@ -59,14 +63,22 @@
 #define SIZE_OF_CAL_FILE		sizeof(cal_file)
 #define SIZE_OF_SER_FILE		sizeof(ser_file)
 
-FILE *p_lcd, *p_uart, *p_flash, *p_dac, *p_adc, *p_pwm, *p_ad8253, *p_cal, *p_ser;
+#ifdef EVAL_BUILD
+FILE *p_lcd;
+#endif // EVAL_BUILD
 
+FILE *p_uart, *p_flash, *p_dac, *p_adc, *p_pwm, *p_ad8253, *p_cal, *p_ser;
+
 static char stdout_buf[64];
 static char stdin_buf[16];
 static char stderr_buf[0];
 static char p_flash_buf[SIZE_OF_FLASH_FILE];
+
 static char p_uart_buf[0];
+#ifdef EVAL_BUILD
 static char p_lcd_buf[16];
+#endif // EVAL_BUILD
+
 static char p_dac_buf[SIZE_OF_DAC_FILE];
 static char p_pwm_buf[SIZE_OF_PWM_FILE];
 static char p_ad8253_buf[SIZE_OF_AD8253_FILE];
@@ -90,7 +102,9 @@
 
 	NVIC_SetPriorityGrouping(6); //2 groups, each group have 4 subpriorities
 
+#ifdef EVAL_BUILD
 	buzzer_open();
+#endif // EVAL_BUILD
 
 	p_flash = fopen("flash", "rb+");
 //	setvbuf(p_flash, nullptr, _IOFBF, sizeof(flash_file));
@@ -116,13 +130,19 @@
 	    && setting.hold >= configure_file.min_hold
 	    && setting.brightness <= configure_file.max_brightness
 	    && setting.brightness >= configure_file.min_brightness) { //check flash_disk
+
+#ifdef EVAL_BUILD
 		beep(50); // disk ok
+#endif // EVAL_BUILD
+
 	} else { // disk error
 		rewind(p_flash);
 		fwrite(&default_setting, sizeof(flash_file), 1, p_flash);
 		fflush(p_flash);
 
+#ifdef EVAL_BUILD
 		beep(50, 50, 50, 50, 50, 50, 50, 50, 50);
+#endif // EVAL_BUILD
 	}
 
 	p_cal = fopen("cal", "rb+");
@@ -137,9 +157,11 @@
 //	setvbuf(p_uart, nullptr, _IONBF, 0);
 	setvbuf(p_uart, p_uart_buf, _IONBF, 0);
 
+#ifdef EVAL_BUILD
 	p_lcd = fopen("lcd", "rb+");
 //	setvbuf(p_lcd, nullptr, _IOFBF, 16);
 	setvbuf(p_lcd, p_lcd_buf, _IOFBF, 16);
+#endif // EVAL_BUILD
 
 	p_dac = fopen("dac", "rb+");
 //	setvbuf(p_dac, nullptr, _IOFBF, sizeof(dac_file));
@@ -157,7 +179,9 @@
 //	setvbuf(p_adc, nullptr, _IOFBF, sizeof(adc_file));
 	setvbuf(p_adc, p_adc_buf, _IOFBF, SIZE_OF_ADC_FILE);
 
+#ifdef EVAL_BUILD
 	encoder_open();
+#endif // EVAL_BUILD
 }