diff options
Diffstat (limited to 'test/sdcc/blinker_sdcc250.c')
-rw-r--r-- | test/sdcc/blinker_sdcc250.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/sdcc/blinker_sdcc250.c b/test/sdcc/blinker_sdcc250.c new file mode 100644 index 0000000..ffe2dc8 --- /dev/null +++ b/test/sdcc/blinker_sdcc250.c @@ -0,0 +1,35 @@ +#define __16F873 +#include "sdcc250_pic16f873.h" + +typedef unsigned int word; +word at 0x2007 CONFIG = _CP_OFF & _WDT_OFF & _BODEN_ON & \ + _PWRTE_ON & _HS_OSC & _WRT_ENABLE_ON & \ + _LVP_OFF & _DEBUG_OFF & _CPD_OFF; + +unsigned char count, x = 2; +unsigned char ms_delay; + +void Intr() interrupt 0 { + ms_delay++; + PIR1 = 0; + PEIE = 1; +} + +void main() { + NOT_RBPU = 0; + T2CON = 0x7f; + GIE = 1; + PEIE = 1; + //INTCON=0xc0; + PIR1 = 0; + PIE1 = 2; + PR2 = 200; + + TRISB = 0; + ms_delay = 0; + while(1) { + count = ms_delay; + x = PIE1; + PORTB = (count & 0xf0) | (x & 0xf); + } +} |