Dev #4: 1587 - 002D -SMA Technologie AG - 
Serial Number: 00015122
pac: 0.00 W
e-today: 7.78 kWh
e-total: 45859.87 kWh
read bad crc BC03, should be 7756. Message *should* be rejected.

today:
1969-12-31 22:00:00: 278039226212155392 W
1974-09-14 09:28:00:      0 W
1975-12-13 12:12:48:      0 W
1977-03-12 14:56:12:      0 W
1978-06-10 17:38:01:      0 W
1996-10-12 20:52:40:      0 W
2021-03-31 04:20:00:    205 W
2021-03-31 04:30:00:    261 W
2021-03-31 04:40:00:    211 W
2021-03-31 04:50:00:    281 W
2021-03-31 05:00:00:    368 W
2021-03-31 05:10:00:    527 W
2021-03-31 05:20:00:    719 W
2021-03-31 05:30:00:    907 W
2021-03-31 05:40:00:   1052 W
2021-03-31 05:50:00:    996 W
2021-03-31 06:00:00:    654 W
2021-03-31 06:10:00:    618 W
2021-03-31 06:20:00:    616 W
2021-03-31 06:30:00:    866 W
2021-03-31 06:40:00:   1291 W
2021-03-31 06:50:00:   1663 W
2021-03-31 07:00:00:   1544 W
2021-03-31 07:10:00:   1263 W
2021-03-31 07:20:00:   1031 W
2021-03-31 07:30:00:    992 W
2021-03-31 07:40:00:    945 W
2021-03-31 07:50:00:   1035 W
2021-03-31 08:00:00:   1033 W
2021-03-31 08:10:00:   1237 W
2021-03-31 08:20:00:   1180 W
2021-03-31 08:30:00:   1154 W
2021-03-31 08:40:00:   1211 W
2021-03-31 08:50:00:   1404 W
2021-03-31 09:00:00:   1436 W
2021-03-31 09:10:00:   1274 W
2021-03-31 09:20:00:   1190 W
2021-03-31 09:30:00:   1094 W
2021-03-31 09:40:00:    902 W
2021-03-31 09:50:00:    627 W
2021-03-31 10:00:00:    488 W
2021-03-31 10:10:00:    565 W
2021-03-31 10:20:00:    560 W
2021-03-31 10:30:00:    503 W
2021-03-31 10:40:00:    436 W
2021-03-31 10:50:00:    413 W
2021-03-31 11:00:00:    408 W
2021-03-31 11:10:00:    362 W
2021-03-31 11:20:00:    421 W
2021-03-31 11:30:00:    439 W
2021-03-31 11:40:00:    413 W
2021-03-31 11:50:00:    549 W
2021-03-31 12:00:00:    638 W
2021-03-31 12:10:00:    481 W
2021-03-31 12:20:00:    507 W
2021-03-31 12:30:00:    697 W
2021-03-31 12:40:00:    593 W
2021-03-31 12:50:00:    535 W
2021-03-31 13:00:00:    623 W
2021-03-31 13:10:00:    625 W
2021-03-31 13:20:00:    582 W
2021-03-31 13:30:00:    477 W
2021-03-31 13:40:00:    437 W
2021-03-31 13:50:00:    429 W
2021-03-31 14:00:00:    359 W
2021-03-31 14:10:00:    259 W
2021-03-31 14:20:00:    271 W
2021-03-31 14:30:00:    268 W
2021-03-31 14:40:00:    253 W
2021-03-31 14:50:00:    235 W
2021-03-31 15:00:00:    232 W
2021-03-31 15:10:00:    150 W
2021-03-31 15:20:00:     77 W
2021-03-31 15:30:00:     47 W
2021-03-31 15:40:00:     24 W
2021-03-31 15:50:00:     18 W
2021-03-31 16:00:00:     14 W
2021-03-31 16:10:00:      7 W
2021-03-31 16:20:00:      0 W
2021-03-31 16:30:00:      0 W

last month:
2021-02-28:    6.230 kWh
2021-03-01:    8.740 kWh
2021-03-02:    6.330 kWh
2021-03-03:    3.070 kWh
2021-03-04:    1.570 kWh
2021-03-05:    6.520 kWh
2021-03-06:    5.180 kWh
2021-03-07:    9.010 kWh
2021-03-08:    7.920 kWh
2021-03-09:   12.210 kWh
2021-03-10:    2.180 kWh
2021-03-11:    9.180 kWh
2021-03-12:    8.290 kWh
2021-03-13:    9.190 kWh
2021-03-14:    7.410 kWh
2021-03-15:    8.610 kWh
2021-03-16:    4.790 kWh
2021-03-17:    6.870 kWh
2021-03-18:    5.170 kWh
2021-03-19:   14.350 kWh
2021-03-20:    4.070 kWh
2021-03-21:   10.060 kWh
2021-03-22:   15.330 kWh
2021-03-23:   10.540 kWh
2021-03-24:    9.090 kWh
2021-03-25:   10.160 kWh
2021-03-26:    6.570 kWh
2021-03-27:   14.130 kWh
2021-03-28:    6.110 kWh
2021-03-29:   17.360 kWh
2021-03-30:   19.020 kWh