By trialhudije , 11 February, 2022 Forums Gurux.DLMS Hi, could you give me an example arduino code to get buffer data [Array] from load profile? this i did: .... gxProfileGeneric pgIndonesia; gxtime startTime, endTime; time_init3(&startTime, 2022, 2, 11, 0, 0, 0, 0); time_init3(&endTime, 2022, 2, 11, 0, 0, 0, 0); cosem_init(BASE(pgIndonesia), DLMS_OBJECT_TYPE_PROFILE_GENERIC, "1.0.99.1.0.255"); Serial.println("COM READ ROWS BY RANGE 3"); com_readRowsByRange3(&pgIndonesia, &startTime, &endTime, 8, 9); // c obj_toString(BASE(pgIndonesia), &data); ...... and i got: TRACE: [DEBUG][TX] : 7E A0 2D 2 47 5 32 84 B4 E6 E6 0 C0 1 81 0 7 1 0 63 1 0 FF 2 1 1 2 4 1A 7 E6 2 B 5 1A 7 E6 2 B 5 11 8 11 9 41 6F 7E [DEBUG][RX] : 7E A1 38 5 2 47 52 81 5C E6 E7 0 C4 2 81 0 0 0 0 1 0 82 1 1F 1 12 2 B 9 C 7 E6 2 B 5 0 0 0 0 0 0 0 16 0 6 0 0 4 B2 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 1 0 0 0 0 0 0 16 0 6 0 0 4 C9 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 2 0 0 0 0 0 0 16 0 6 0 0 4 DF 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 3 0 0 0 0 0 0 16 0 6 0 0 4 F6 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 4 0 0 0 0 0 0 16 0 6 0 0 5 D 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 5 0 0 0 0 0 0 16 0 6 0 0 5 23 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 6 0 0 0 0 0 0 16 0 6 0 0 5 3A 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 7 0 0 0 0 0 0 16 0 6 0 0 5 50 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 8 0 0 0 0 0 0 16 0 6 0 0 5 69 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 9 0 0 0 0 0 0 16 0 6 0 0 5 84 6 0 0 0 0 2 B 9 C 7 37 23 7E [DEBUG][TX] : 7E A0 14 2 47 5 54 1 37 E6 E6 0 C0 2 81 0 0 0 1 73 7F 7E [DEBUG][RX] : 7E A1 38 5 2 47 74 B5 18 E6 E7 0 C4 2 81 0 0 0 0 2 0 82 1 1F E6 2 B 5 A 0 0 0 0 0 0 16 0 6 0 0 5 AA 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 B 0 0 0 0 0 0 16 0 6 0 0 5 D0 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 C 0 0 0 0 0 0 16 0 6 0 0 5 F5 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 D 0 0 0 0 0 0 16 0 6 0 0 6 10 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 E 0 0 0 0 0 0 16 0 6 0 0 6 36 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 F 0 0 0 0 0 0 16 0 6 0 0 6 5C 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 10 0 0 0 0 0 0 16 0 6 0 0 6 82 6 0 0 0 0 2 B 9 C 7 E6 2 B 5 11 0 0 0 0 0 0 16 0 6 0 0 6 A8 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 AC AA 7E [DEBUG][TX] : 7E A0 14 2 47 5 76 11 35 E6 E6 0 C0 2 81 0 0 0 2 E8 4D 7E [DEBUG][RX] : 7E A0 C0 5 2 47 96 4 1D E6 E7 0 C4 2 81 1 0 0 0 3 0 81 A8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 D3 17 7E how to get this array [index 2] value? :Load profile Indonesia standardIndex: 2 Value: [ ] Index: 3 Value: [] Index: 4 Value: 0 Index: 5 Value: 0 Index: 6 Value: Index: 7 Value: 0 Index: 8 Value: 0 Thank you for help Regards Tri..