Printf / Fprintf

Hello, What happens when i call: (Keil compiler) Printf fprintf(stdout...) fprintf(stderr...) Which functions are called for the low level write?? putc / _sys_write ??? What are the...
Printf / Fprintf

Hello, What happens when i call: (Keil compiler) Printf fprintf(stdout...) fprintf(stderr...) Which functions are called for the low level write?? putc / _sys_write ??? What are the...
Fprintf issues

I am having difficulty sending commands to the UART using fprintf. I am able to send 4 commands without difficulty. However, when I try to send the fifth command, fprintf returns a -1. Any other commands...
Debug Fprintf

Hello, Can someone tell we if it is possible to debug standard library functions like fprinf in keil compiler?, and how to do this? I think the source is needed, is it present? Kasper
Debug Fprintf

Hello, Can someone tell we if it is possible to debug standard library functions like fprinf in keil compiler?, and how to do this? I think the source is needed, is it present? Kasper