Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 21.35 kWh
e-total: 43066.89 kWh
read bad crc 76BD, should be FE76. Message *should* be rejected.

today:
1969-12-31 22:00:00:      0 W
1956-01-17 20:44:16:      0 W
1957-04-16 23:28:16:      0 W
1958-07-16 02:13:16:      0 W
1959-10-14 04:54:58:      0 W
1961-01-11 07:35:05:      0 W
1962-04-11 10:16:53:      0 W
1963-07-10 12:56:25:      0 W
1964-10-07 15:35:14:     -0 W
1966-01-05 18:16:43:      0 W
1967-04-05 20:58:23:      0 W
1968-07-03 23:38:50:      0 W
1969-10-02 02:19:45:      0 W
1970-12-31 04:58:31:     -2 W
1972-03-30 07:38:18:      2 W
1973-06-28 10:18:55:     -2 W
1974-09-26 13:00:42:     -0 W
1975-12-25 15:40:51:     -0 W
1977-03-24 18:20:56:     -0 W
1978-06-22 21:01:03:     -0 W
1979-09-20 23:41:10:      2 W
1980-12-19 02:21:33:     -0 W
1982-03-19 05:01:16:     -2 W
1983-06-17 07:41:34:     -0 W
1984-09-14 10:22:06:     -2 W
1985-12-13 13:02:15:     -2 W
1987-03-13 15:42:07: 36893488147419103232 W
1988-06-10 18:22:17:     -0 W
1989-09-08 21:02:28:      2 W
1990-12-07 23:42:31: -158456325028528675187087900672 W
1992-03-07 02:22:24: -158456325028528675187087900672 W
1993-06-05 05:02:42:      0 W
1994-09-03 07:42:42: 36893488147419103232 W
1995-12-02 10:22:48: -8589934592 W
1997-03-01 13:02:51:      0 W
1998-05-30 15:43:00: 158456325028528675187087900672 W
1999-08-28 18:23:05:     -0 W
2000-11-25 21:03:10:     -0 W
2002-02-23 23:43:16: -8589934592 W
2003-05-25 02:23:18:     -0 W
2004-08-22 05:03:24:      0 W
2005-11-20 07:43:23:     -0 W
2007-02-18 10:23:32: -36893488147419103232 W
2008-05-18 13:03:10:     -2 W
2009-08-16 15:43:45:     -0 W
2010-11-14 18:20:27:     -2 W
2012-02-12 21:00:54:      2 W
2013-05-12 23:42:24: -36893488147419103232 W
2014-08-11 02:21:25: -158456325028528675187087900672 W
2015-11-09 05:01:08:      0 W
2017-02-06 07:41:43:      2 W
2018-05-07 10:21:53:      2 W
2019-08-05 13:01:57:      0 W
2020-11-02 15:41:54:     -2 W
2022-01-31 18:21:03:      0 W
2023-05-01 21:00:43:      2 W
2024-07-29 23:41:01: -36893488147419103232 W
2025-10-28 02:21:23: 36893488147419103232 W
2027-01-26 05:01:46: 36893488147419103232 W
2028-04-25 07:43:24:      0 W
2029-07-24 10:22:15: -36893488147419103232 W
2030-10-22 13:03:32:      0 W
2032-01-20 15:42:46:     -0 W
2033-04-19 18:21:40:      2 W
2034-07-18 20:59:57:      2 W
2035-10-16 23:41:18:     -0 W
2020-03-04 19:43:52:     -0 W
2020-05-27 13:00:00:   1160 W
2020-05-27 13:10:00:   1549 W
2020-05-27 13:20:00:    852 W
2020-05-27 13:30:00:   2236 W
2020-05-27 13:40:00:   2046 W
2020-05-27 13:50:00:   1328 W
2020-05-27 14:00:00:   1725 W
2020-05-27 14:10:00:   1736 W
2020-05-27 14:20:00:   1664 W
2020-05-27 14:30:00:   1417 W
2020-05-27 14:40:00:    490 W
2020-05-27 14:50:00:    446 W
2020-05-27 15:00:00:    378 W
2020-05-27 15:10:00:    423 W
2020-05-27 15:20:00:    393 W
2020-05-27 15:30:00:    502 W
2020-05-27 15:40:00:    393 W
2020-05-27 15:50:00:    622 W
2020-05-27 16:00:00:    323 W
2020-05-27 16:10:00:    305 W
2020-05-27 16:20:00:    205 W
2020-05-27 16:30:00:    140 W
2020-05-27 16:40:00:    112 W
2020-05-27 16:50:00:     78 W
2020-05-27 17:00:00:     27 W
2020-05-27 17:10:00:      6 W
2020-05-27 17:20:00:      0 W
2020-05-27 17:30:00:      0 W
2020-05-27 17:40:00:      1 W
2020-05-27 17:50:00:      0 W
2020-05-27 18:00:00:      0 W
2020-05-27 18:10:00:      0 W
read bad crc 7B36, should be 0403. Message *should* be rejected.

last month:
2020-05-27: 1160.000 kWh
1987-04-12:    0.000 kWh
2030-08-09: -107479048.000 kWh
1937-11-01: -494383772774635694251847840694272.000 kWh
1981-03-01:    0.000 kWh
2024-06-28: -107479048.000 kWh
1931-09-21:   -0.000 kWh
1975-01-19:    0.000 kWh
2018-05-18: -494383772774635694251847840694272.000 kWh
1925-08-10: -107479048.000 kWh
1968-12-07: 126701543424.000 kWh
2012-04-06: 190277101436272640.000 kWh
1919-06-30: -107479048.000 kWh
1962-10-27: -230584318513555439616.000 kWh
2006-02-24: 406044370664536593124074455040.000 kWh
1913-05-19:    0.000 kWh
1956-09-15: -321574304910979507890946048.000 kWh
2000-01-14:    0.000 kWh
2020-05-13: 46612616783098544128.000 kWh
2020-05-14:   24.480 kWh
2020-05-15:   26.570 kWh
2020-05-16:   19.120 kWh
2020-05-17:   22.870 kWh
2020-05-18:   26.380 kWh
2020-05-19:   25.880 kWh
2020-05-20:   27.900 kWh
2020-05-21:   26.490 kWh
2020-05-22:   24.090 kWh
2020-05-23:   25.400 kWh
2020-05-24:   20.880 kWh
2020-05-25:   27.240 kWh
2020-05-26:   26.250 kWh