fprintf(stdout,"*** *** Help information for s*** *** *\n",APP_NAME)

　　fprintf(stdout,"[Usage] s -[b:n:c:w:p:rsdh] <value>\n", APP_NAME)

　　fprintf(stdout,"Version: s, Date: s, Author: Youri Zhang\n\n", VERSION, BUILD_DATE)

　　fprintf(stdout,"\t-b : (Must use 1st)specify the GPIO Bank index\n\t\t==>GPA s index is 0,　　　　　　　　　　PB s index is 1 ... GPH s index is 7, GPJ s index is 8\n")

　　fprintf(stdout,"\t-n : (Must use 2nd)specify the GPIO num in GPIO Bank\n")

　　fprintf(stdout,"\t-c : Config the GPIO type(GPA use)\n\t\t==>OUTPUT: -c 0x00 ,　　　　　　　　　　Special use: -c 0x01 \n")

　　fprintf(stdout,"\t-c : Config the GPIO type(GPB--J use)\n\t\t==>INPUT: -c 0x00 , 　　　　　　　　　　OUTPUT: -c 0x01 , Special use: -c 0x02 , Reserved: -c 0x03 \n")

　　fprintf(stdout,"\t-w : Write value to GPIO pin s Data_reg\n")

　　fprintf(stdout,"\t-p : Config value to GPIO pin s Pullup_reg\n\t\t==>Enable: -p 0x00 ,　　　　　　　　　　Disable: -p 0x01 \n") -fprintf(stdout,"\t-s : Show the GPIO pin Config_reg s value\n")

　　fprintf(stdout,"\t-d : Display the GPIO pin Pullup_reg s value\n")

　　fprintf(stdout,"\t-h : This help information\n\n")