Dev #5: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 23.48 kWh
e-total: 44071.21 kWh
read bad crc 65DA, should be 54E6. Message *should* be rejected.

today:
1969-12-31 22:00:00:      0 W
2035-04-11 20:41:04:      0 W
2036-07-09 23:25:04:      0 W
2037-10-08 02:07:36:      0 W
1902-11-30 22:23:12:      0 W
1904-02-29 01:04:16:      0 W
1905-05-29 03:45:58:      0 W
1906-08-27 06:25:53:     -0 W
1907-11-25 09:07:55:      0 W
1909-02-22 11:48:02:      2 W
1910-05-23 14:28:50:      2 W
1911-08-21 17:08:36:      2 W
1912-11-18 19:48:19:      0 W
1914-02-16 22:28:33:      0 W
1915-05-18 01:09:17:     -0 W
1916-08-15 03:49:24:     -0 W
1917-11-13 06:30:06:     -2 W
1919-02-11 09:10:26:      0 W
1920-05-11 11:49:33:     -0 W
1921-08-09 14:28:08:     -2 W
1922-11-07 17:07:45:      0 W
1924-02-05 19:49:03:      2 W
1925-05-05 22:29:55:      0 W
1926-08-04 01:09:30: -36893488147419103232 W
1927-11-02 03:49:36:      2 W
1929-01-30 06:29:56:      2 W
1930-04-30 09:09:48: 36893488147419103232 W
1931-07-29 11:49:54:     -0 W
1932-10-26 14:30:18:     -2 W
1934-01-24 17:10:11:     -2 W
1935-04-24 19:50:43: -36893488147419103232 W
1936-07-22 22:31:09:     -0 W
1937-10-21 01:11:10:      0 W
1939-01-19 03:51:10:     -0 W
1940-04-18 06:31:09:      0 W
1941-07-17 09:12:24:     -0 W
1942-10-15 11:52:32: 8589934592 W
1944-01-13 14:32:41:     -0 W
1945-04-12 17:13:01:     -0 W
1946-07-11 19:52:42:      0 W
1947-10-09 22:32:50:      0 W
1949-01-07 01:12:47:      0 W
1950-04-07 03:53:12: -36893488147419103232 W
1951-07-06 06:32:55:     -0 W
1952-10-03 09:12:58:      0 W
1954-01-01 11:53:14:      0 W
1955-04-01 14:33:17:     -0 W
1956-06-29 17:13:23:      0 W
1957-09-27 19:52:57: -36893488147419103232 W
1958-12-26 22:32:34:      0 W
1960-03-26 01:12:40:      2 W
1961-06-24 03:53:09: 36893488147419103232 W
1962-09-22 06:33:08:     -0 W
1963-12-21 09:13:04:      0 W
1965-03-20 11:53:03:     -0 W
1966-06-18 14:33:00: 8589934592 W
1967-09-16 17:12:58:      0 W
1968-12-14 19:52:54: 36893488147419103232 W
1970-03-14 22:32:51: -158456325028528675187087900672 W
1971-06-13 01:12:47:     -2 W
1972-09-10 03:52:43:     -2 W
1973-12-09 06:32:39: -8589934592 W
1975-03-09 09:12:36: 8589934592 W
1976-06-06 11:52:21: 36893488147419103232 W
1977-09-04 14:32:06: -36893488147419103232 W
1978-12-03 17:10:41: 8589934592 W
1980-03-02 19:52:40:     -0 W
1981-05-31 22:31:45:     -0 W
1982-08-30 01:12:10:     -0 W
1983-11-28 03:52:03: -8589934592 W
1985-02-25 06:32:00: -158456325028528675187087900672 W
1986-05-26 09:09:57:     -0 W
1987-08-24 11:48:36:     -0 W
1988-11-21 14:27:08:      0 W
1990-02-19 17:09:50:     -0 W
1991-05-20 19:50:48:      0 W
1992-08-17 22:30:25: -36893488147419103232 W
1993-11-16 01:11:14:      0 W
1995-02-14 03:50:42:     -0 W
1996-05-14 06:26:31: -36893488147419103232 W
1997-08-12 09:09:38:      0 W
1998-11-10 11:50:18:     -2 W
2000-02-08 14:28:30: 36893488147419103232 W
2001-05-08 17:05:39:      0 W
2002-08-06 19:47:20:     -0 W
2003-11-04 22:25:54:     -0 W
2005-02-02 01:03:49:     -0 W
2021-02-08 12:02:00:      0 W
2020-07-18 17:00:00:     80 W
2020-07-18 17:10:00:     71 W
2020-07-18 17:20:00:     63 W
2020-07-18 17:30:00:     21 W
2020-07-18 17:40:00:      5 W
2020-07-18 17:50:00:      1 W
2020-07-18 18:00:00:      0 W
2020-07-18 18:10:00:      0 W

last month:
2020-06-17:   12.860 kWh
2020-06-18:   12.950 kWh
2020-06-19:   14.420 kWh
2020-06-20:   20.220 kWh
2020-06-21:   20.520 kWh
2020-06-22:   30.120 kWh
2020-06-23:   28.870 kWh
2020-06-24:   28.610 kWh
2020-06-25:   29.000 kWh
2020-06-26:   25.500 kWh
2020-06-27:   15.330 kWh
2020-06-28:   22.300 kWh
2020-06-29:   16.450 kWh
2020-06-30:    9.360 kWh
2020-07-01:   14.560 kWh
2020-07-02:   18.350 kWh
2020-07-03:   20.990 kWh
2020-07-04:    6.560 kWh
2020-07-05:   27.000 kWh
2020-07-06:   17.000 kWh
2020-07-07:   14.280 kWh
2020-07-08:    8.270 kWh
2020-07-09:    6.220 kWh
2020-07-10:   19.220 kWh
2020-07-11:   24.460 kWh
2020-07-12:   27.760 kWh
2020-07-13:   23.480 kWh
2020-07-14:   14.250 kWh
2020-07-15:    9.990 kWh
2020-07-16:   12.260 kWh
2020-07-17:   26.550 kWh