X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=target%2Fblink%2Fblink.c;fp=target%2Fblink%2Fblink.c;h=907c82b83c5d1f8dda2be1195eae9f75e399c829;hp=0000000000000000000000000000000000000000;hb=9025eb792861930e6af918d2727c4f5d97a69936;hpb=ab909db28307cfbf7ee8d692506bb79d7ffd627a diff --git a/target/blink/blink.c b/target/blink/blink.c new file mode 100644 index 00000000..907c82b8 --- /dev/null +++ b/target/blink/blink.c @@ -0,0 +1,100 @@ +/* + * Copyright © 2008 Keith Packard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +sfr at 0x80 P0; +sfr at 0x90 P1; +sfr at 0xA0 P2; +sfr at 0xC6 CLKCON; + +sfr at 0xF1 PERCFG; +sfr at 0xF2 ADCCFG; +sfr at 0xF3 P0SEL; +sfr at 0xF4 P1SEL; +sfr at 0xF5 P2SEL; + +sfr at 0xFD P0DIR; +sfr at 0xFE P1DIR; +sfr at 0xFF P2DIR; +sfr at 0x8F P0INP; +sfr at 0xF6 P1INP; +sfr at 0xF7 P2INP; + +sfr at 0x89 P0IFG; +sfr at 0x8A P1IFG; +sfr at 0x8B P2IFG; + +#define nop() _asm nop _endasm; + +void +delay (unsigned char n) +{ + unsigned char i = 0, j = 0; + + n <<= 1; + while (--n != 0) + while (--j != 0) + while (--i != 0) + nop(); +} + +void +dit() { + P1 = 0xff; + delay(1); + P1 = 0xfd; + delay(1); +} + +void +dah () { + P1 = 0xff; + delay(3); + P1 = 0xfd; + delay(1); +} + +void +charspace () { + delay(2); +} + +void +wordspace () { + delay(8); +} + +#define _ dit(); +#define ___ dah(); +#define C charspace(); +#define W wordspace(); + +main () +{ + CLKCON = 0; + /* Set p1_1 to output */ + P1DIR = 0x02; + P1INP = 0x00; + P2INP = 0x00; + for (;;) { + ___ _ ___ _ C ___ ___ _ ___ W /* cq */ + ___ _ _ C _ W /* de */ + ___ _ ___ C ___ _ _ C /* kd */ + ___ ___ _ _ _ C _ _ _ C /* 7s */ + ___ ___ _ ___ C ___ ___ _ W /* qg */ + } +}