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Last change
on this file since 186 was
186,
checked in by mulligan, 10 years ago
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Added C code to write to SBUF SFR for Roberto.
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File size:
490 bytes
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| Line | |
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| 1 | #include "mcs51reg.h" |
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| 2 | |
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| 3 | int main() |
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| 4 | { |
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| 5 | SCON = SCON | 0x40; // Change serial port mode to mode 1 |
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| 6 | TMOD = TMOD | 0x20; // Configure timer 1 to mode 2 (8 bit autoreload) |
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| 7 | TH1 = 0xFD; // Baud rate to 19,200 with ~11mhz clock |
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| 8 | PCON = PCON | 0x80; // PCON.7 set to double baud rate (needed?) |
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| 9 | TI = 0x00; // Clear the transmission bit |
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| 10 | SBUF = 5; // Write 5 to the serial buffer |
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| 11 | while(!TI) { } // Wait until the data has been transmitted |
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| 12 | return 5; |
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| 13 | } |
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| 14 | |
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