diff options
Diffstat (limited to 'src/RTC.cpp')
| -rw-r--r-- | src/RTC.cpp | 43 |
1 files changed, 31 insertions, 12 deletions
diff --git a/src/RTC.cpp b/src/RTC.cpp index 842fdae..3d45bef 100644 --- a/src/RTC.cpp +++ b/src/RTC.cpp @@ -18,6 +18,7 @@ #include <stdio.h> #include <string.h> +#include <time.h> #include "RTC.h" @@ -73,6 +74,12 @@ void Reset() } +u8 BCD(u8 val) +{ + return (val % 10) | ((val / 10) << 4); +} + + void ByteIn(u8 val) { //printf("RTC IN: %02X\n", val); @@ -94,21 +101,33 @@ void ByteIn(u8 val) case 0x40: Output[0] = StatusReg2; break; case 0x20: - // TODO: get actual system time - Output[0] = 0x17; - Output[1] = 0x01; - Output[2] = 0x19; - Output[3] = 0x04; // day of week. checkme. apparently 04=Thursday - Output[4] = 0x06; - Output[5] = 0x30; - Output[6] = 0x30; + { + time_t timestamp; + struct tm* timedata; + time(×tamp); + timedata = localtime(×tamp); + + Output[0] = BCD(timedata->tm_year - 100); + Output[1] = BCD(timedata->tm_mon + 1); + Output[2] = BCD(timedata->tm_mday); + Output[3] = BCD(timedata->tm_wday); + Output[4] = BCD(timedata->tm_hour); + Output[5] = BCD(timedata->tm_min); + Output[6] = BCD(timedata->tm_sec); + } break; case 0x60: - // TODO: get actual system time - Output[0] = 0x06; - Output[1] = 0x30; - Output[2] = 0x30; + { + time_t timestamp; + struct tm* timedata; + time(×tamp); + timedata = localtime(×tamp); + + Output[0] = BCD(timedata->tm_hour); + Output[1] = BCD(timedata->tm_min); + Output[2] = BCD(timedata->tm_sec); + } break; case 0x10: |