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Diffstat (limited to 'libgloss/pa/op50nled.c')
-rw-r--r-- | libgloss/pa/op50nled.c | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/libgloss/pa/op50nled.c b/libgloss/pa/op50nled.c deleted file mode 100644 index b6b35be..0000000 --- a/libgloss/pa/op50nled.c +++ /dev/null @@ -1,81 +0,0 @@ -/* op50nled.c -- fucntions that manipulate the LEDs. - * - * Copyright (c) 1995 Cygnus Support - * - * The authors hereby grant permission to use, copy, modify, distribute, - * and license this software and its documentation for any purpose, provided - * that existing copyright notices are retained in all copies and that this - * notice is included verbatim in any distributions. No written agreement, - * license, or royalty fee is required for any of the authorized uses. - * Modifications to this software may be copyrighted by their authors - * and need not follow the licensing terms described here, provided that - * the new terms are clearly indicated on the first page of each file where - * they apply. - */ -#include "op50n.h" - -void zylons(); -void strobe(); -void led_putnum(); -void delay(); - -/* - * led_putnum -- print a hex number on the LED. the value of num must be a byte. - * The max number 15, since the front panel only has 4 LEDs. - */ -void -led_putnum ( num ) -char num; -{ - static unsigned char *leds = (unsigned char *)LED_ADDR; - -/** *leds = (num << 4); **/ - *leds = num; -} - -/* - * strobe -- do a zylons thing, toggling each led in sequence forever... - */ -void -zylons() -{ - while (1) { - strobe(); - } -} - -/* - * strobe -- toggle each led in sequence up and back once. - */ -void -strobe() -{ - static unsigned char curled; - static unsigned char dir; - - curled = 1; - dir = 0; - while (curled != 0) { - led_putnum (curled); - delay (70000); - if (dir) - curled >>= 1; - else - curled <<= 1; - - if (curled == 0x100) { - dir = ~dir; - } - } - curled = 1; - dir = 0; -} - -void -delay (x) - int x; -{ - int y = 17; - while (x-- !=0) - y = y^2; -} |