Morning Marinus. I have tried quite a few codes now, no success. The Hexview software also shows no information. I downloaded a serial monitoring tool, don't know if it can help?
1242760: 2024-06-19 17:18:55.2579335 +0.0000032
7E A0 19 03 03 54 DC CE E6 E6 00 C0 01 C1 00 29 00 0B 19 00 00 FF 02 00 CE B5 7E
GET
1242773: 2024-06-19 17:18:55.5135824 +0.0000014 (Port Number)
7E A0 16 03 03 74 27 5D E6 E7 00 C4 01 41 00 09 04 32 32 32 39 BB EC 7E
GET RESPONSE
1259210: 2024-06-19 17:18:55.5298921 +0.0000047
7E A0 19 03 03 76 CC CC E6 E6 00 C0 01 C1 00 2D 00 0B 19 04 00 FF 02 00 3B A7 7E
GET
1259223: 2024-06-19 17:18:55.7951327 +0.0000018 (APN)
7E A0 1A 03 03 96 0F 0E E6 E7 00 C4 01 41 00 09 08 69 6E 74 65 72 6E 65 74 98 AB 7E
GET RESPONSE
1269686: 2024-06-19 17:18:55.8057836 +0.0000042
7E A0 19 03 03 98 BC C2 E6 E6 00 C0 01 C1 00 2D 00 0B 19 04 00 FF 05 00 33 EA 7E
GET
1269695: 2024-06-19 17:18:56.0601677 +0.0000048 (Server IP)
7E A0 21 03 03 B8 94 4A E6 E7 00 C4 01 41 00 09 0F 30 34 31 2E 30 38 36 2E 31 31 32 2E 32 34 30 CA 13 7E
GET RESPONSE