*** Using Compiler 'V5.06 update 6 (build 750)', folder: 'D:\Keil_v5\ARM\ARMCC\Bin' Build target 'Target 1' compiling main.c... ..\HARDWARE\DS1302\DS1302.h(79): warning: #1-D: last line of file ends without a newline #endif main.c(118): warning: #167-D: argument of type "char *" is incompatible with parameter of type "u8 *" OLED_ShowString(0, 0, str, 16); main.c(120): warning: #167-D: argument of type "char *" is incompatible with parameter of type "u8 *" OLED_ShowString(0, 2, str, 16); main.c(123): warning: #167-D: argument of type "char *" is incompatible with parameter of type "u8 *" OLED_ShowString(0, 0, str, 16); main.c(125): warning: #167-D: argument of type "char *" is incompatible with parameter of type "u8 *" OLED_ShowString(0, 2, str, 16); main.c(156): warning: #223-D: function "fabs" declared implicitly if(fabs(task.temp - userInfo.water_temp) <= 2){ main.c(628): warning: #870-D: invalid multibyte character sequence printf("Water_temp:%0.1fâ„?, target:%dâ„?, setTemp:%d â„?, water_level:%0.2fcm, TimerFlag:%d , HotFlag:%d\r\n", userInfo.water_temp, userInfo.now_tager_temp,userInfo.water_target_temp, userInfo.water_level, userInfo.TimerFlag, userInfo.HotFlag); main.c(628): warning: #870-D: invalid multibyte character sequence printf("Water_temp:%0.1fâ„?, target:%dâ„?, setTemp:%d â„?, water_level:%0.2fcm, TimerFlag:%d , HotFlag:%d\r\n", userInfo.water_temp, userInfo.now_tager_temp,userInfo.water_target_temp, userInfo.water_level, userInfo.TimerFlag, userInfo.HotFlag); main.c(628): warning: #870-D: invalid multibyte character sequence printf("Water_temp:%0.1fâ„?, target:%dâ„?, setTemp:%d â„?, water_level:%0.2fcm, TimerFlag:%d , HotFlag:%d\r\n", userInfo.water_temp, userInfo.now_tager_temp,userInfo.water_target_temp, userInfo.water_level, userInfo.TimerFlag, userInfo.HotFlag); main.c: 9 warnings, 0 errors linking... Program Size: Code=21840 RO-data=2440 RW-data=396 ZI-data=1468 FromELF: creating hex file... "..\OBJ\Template.axf" - 0 Error(s), 9 Warning(s). Build Time Elapsed: 00:00:01