Dev #7: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 0.60 kWh
e-total: 45419.34 kWh
read bad crc BCAE, should be F417. Message *should* be rejected.

today:
1969-12-31 22:00:00:      0 W
1952-12-03 01:13:04:      0 W
1954-03-03 03:56:16:      0 W
1955-06-01 06:38:32:      0 W
1956-08-29 09:20:00:      0 W
1957-11-27 12:00:36:      0 W
1959-02-25 14:41:24:      0 W
1960-05-25 17:22:12:      0 W
1961-08-23 20:04:59:      0 W
1962-11-21 22:45:59:      0 W
1964-02-20 01:25:34:      0 W
1965-05-20 04:05:18:      0 W
1966-08-18 06:44:57:      0 W
1967-11-16 09:25:26:      0 W
1969-02-13 12:05:11:      0 W
1970-05-14 14:45:32:      0 W
1971-08-12 17:24:10:      0 W
1972-11-09 20:02:16:      0 W
1974-02-07 22:39:44:      0 W
1975-05-09 01:22:28:      0 W
1976-08-06 04:04:57:      0 W
1977-11-04 06:45:30:      0 W
1996-04-01 16:31:52:      0 W
2021-01-01 10:20:00:    135 W
2021-01-01 10:30:00:    161 W
2021-01-01 10:40:00:    254 W
2021-01-01 10:50:00:    229 W
2021-01-01 11:00:00:    141 W
2021-01-01 11:10:00:     86 W
2021-01-01 11:20:00:     76 W
2021-01-01 11:30:00:     98 W
2021-01-01 11:40:00:     84 W
2021-01-01 11:50:00:     35 W
2021-01-01 12:00:00:     51 W
2021-01-01 12:10:00:     53 W
2021-01-01 12:20:00:     24 W
2021-01-01 12:30:00:      9 W
2021-01-01 12:40:00:     15 W
2021-01-01 12:50:00:     21 W
2021-01-01 13:00:00:     11 W
2021-01-01 13:10:00:      2 W
2021-01-01 13:20:00:      0 W
2021-01-01 13:30:00:      0 W
2021-01-01 13:40:00:      0 W
2021-01-01 13:50:00:      0 W
2021-01-01 14:00:00:      0 W
read bad crc 6128, should be 73E3. Message *should* be rejected.

last month:
1969-02-13:    0.000 kWh
1949-04-07:    0.000 kWh
1992-08-05: 406044370664536593124074455040.000 kWh
2035-12-03: 584133436199249365341849633809235968.000 kWh
1943-02-25:    0.000 kWh
1986-06-24: 126701543424.000 kWh
2029-10-22: -151732621410304.000 kWh
1937-01-14: 271536090779403109269504.000 kWh
1980-05-13:    0.000 kWh
2023-09-11: 126701543424.000 kWh
1930-12-04:   -0.000 kWh
1974-04-02:   -0.000 kWh
2017-07-31:   -0.000 kWh
1924-10-22:  -71.500 kWh
1968-02-20:   -0.000 kWh
2011-06-20: 406044370664536593124074455040.000 kWh
1918-09-11:   -0.000 kWh
1962-01-09: -107479048.000 kWh
2020-12-18: 46670261978719584256.000 kWh
2020-12-19:    1.730 kWh
2020-12-20:    2.040 kWh
2020-12-21:    0.830 kWh
2020-12-22:    1.290 kWh
2020-12-23:    1.400 kWh
2020-12-24:    1.550 kWh
2020-12-25:    2.140 kWh
2020-12-26:    1.510 kWh
2020-12-27:    2.280 kWh
2020-12-28:    1.430 kWh
2020-12-29:    1.020 kWh
2020-12-30:    2.450 kWh
2020-12-31:    0.890 kWh