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hw-rollerderby-scoreboard
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Switch driver to TPIC

This commit is contained in:
Neale Pickett 2013-07-15 20:56:29 -06:00
parent b7660d347a
commit c4a6023e95
2 changed files with 10 additions and 6 deletions
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driver.fzz
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main.c
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@ -96,9 +96,15 @@ write_num(uint16_t number, int digits)
int i; int i;
for (i = 0; i < digits; i += 1) { for (i = 0; i < digits; i += 1) {
uint16_t n = (number / divisor) % 10; uint16_t n = number / divisor;
uint8_t out = seven_segment_digits[n % 10];
// Overflow indicator
if (n > 9) {
out ^= 0x80;
}
write(seven_segment_digits[n]); write(out);
divisor *= 10; divisor *= 10;
} }
} }
@ -140,9 +146,7 @@ draw()
write_num(score_a, 2); write_num(score_a, 2);
write_num(jiffies % 10, 1); write_num(jiffies % 200, 2);
write_num(jiffies % 10, 1);
latch(); latch();
pulse(); pulse();
@ -211,7 +215,7 @@ update_controller()
if (jiffies - last_change > 10) { if (jiffies - last_change > 10) {
v = cur; v = cur;
} }
if (v & BTN_UP) { if (v & BTN_UP) {
period_clock -= 10; period_clock -= 10;
} }