In debug mode , why the serial window gets nothing output? Thank You #include <at89x51.h> #include <stdio.h> void main(void) { SCON = 0x50; TMOD = 0x20; TCON = 0x40; TH1 = 0xE8; TL1 = 0xE8; T1 = 1; TR1 = 1; while(1) { printf("Hello World\n"); } }
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