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Olivetti M24 MM58174 cosmetic fixes

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This commit is contained in:
javi-s
2022-10-30 15:36:06 +01:00
parent d06c83e25c
commit 52f700608a
1 changed files with 12 additions and 12 deletions
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24
src/machine/m_xt_olivetti.c
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@@ -151,15 +151,15 @@ mm58174_time_set(uint8_t *regs, struct tm *tm)
regs[MM58174_SECOND10] = (tm->tm_sec / 10);
regs[MM58174_MINUTE1] = (tm->tm_min % 10);
regs[MM58174_MINUTE10] = (tm->tm_min / 10);
regs[MM58174_HOUR1] = (tm->tm_hour % 10);
regs[MM58174_HOUR10] = (tm->tm_hour / 10);
regs[MM58174_WEEKDAY] = (tm->tm_wday + 1);
regs[MM58174_DAY1] = (tm->tm_mday % 10);
regs[MM58174_DAY10] = (tm->tm_mday / 10);
regs[MM58174_MONTH1] = ((tm->tm_mon + 1) % 10);
regs[MM58174_MONTH10] = ((tm->tm_mon + 1) / 10);
/* MM87174 does not store the year, M24 uses the IRQ register to count 8 years from leap year */
regs[MM58174_IRQ] = ((tm->tm_year + 1900) % 8);
regs[MM58174_HOUR1] = (tm->tm_hour % 10);
regs[MM58174_HOUR10] = (tm->tm_hour / 10);
regs[MM58174_WEEKDAY] = (tm->tm_wday + 1);
regs[MM58174_DAY1] = (tm->tm_mday % 10);
regs[MM58174_DAY10] = (tm->tm_mday / 10);
regs[MM58174_MONTH1] = ((tm->tm_mon + 1) % 10);
regs[MM58174_MONTH10] = ((tm->tm_mon + 1) / 10);
/* MM58174 does not store the year, M24 uses the IRQ register to count 8 years from leap year */
regs[MM58174_IRQ] = ((tm->tm_year + 1900) % 8);
regs[MM58174_LEAPYEAR] = 8 >> ((regs[MM58174_IRQ] & 0x07) & 0x03);
}
@@ -168,13 +168,13 @@ mm58174_time_set(uint8_t *regs, struct tm *tm)
static void
mm58174_time_get(uint8_t *regs, struct tm *tm)
{
tm->tm_sec = nibbles(MM58174_SECOND);
tm->tm_min = nibbles(MM58174_MINUTE);
tm->tm_sec = nibbles(MM58174_SECOND);
tm->tm_min = nibbles(MM58174_MINUTE);
tm->tm_hour = nibbles(MM58174_HOUR);
tm->tm_wday = (regs[MM58174_WEEKDAY] - 1);
tm->tm_mday = nibbles(MM58174_DAY);
tm->tm_mon = (nibbles(MM58174_MONTH) - 1);
/* MM87174AN does not store the year */
/* MM58174 does not store the year */
tm->tm_year = (1984 + (regs[MM58174_IRQ] & 0x07) - 1900);
}