putchar/printf problem

Dear all, I am having problem with putchar function. When i am running a "putchar('A');" instruction, i am getting the Charater 'A' output on the serial window. But when i run next "putchar...
putchar/printf problem

Dear all, I am having problem with putchar function. When i am running a "putchar('A');" instruction, i am getting the Charater 'A' output on the serial window. But when i run next "putchar...
putchar and printf problem

Hi, I'm using Silabs IDE and KEIL C 51. I want to use printf, I know that printf is using putchar. So I've modified the file PUTCHAR.C to meet my HARDWARE UART the file PUTCHAR.C is located in the...
putchar works, printf not

Hello, I'm programming a OS for C167 and my problem is that the C167 does write with putchar, but when I want to write with printf it only prints the first character of the string. For example:...
putchar and printf problem

Hi, I'm using Silabs IDE and KEIL C 51. I want to use printf, I know that printf is using putchar. So I've modified the file PUTCHAR.C to meet my HARDWARE UART the file PUTCHAR.C is located in the...