Missing registers

[ViperRNMC]

Because a lot communication goes wrong with registers that have not been found and therefore entities do not work on the various Marstek batteries, I create this issue. Below is a list of missing registers, please indicate when one was found (with proof) to prevent a proliferation of issues.

Venus E v1 v2

• vms_version
• cell_xx_voltage (1-16)

Venus A / D / E v3

• sn_code
• software_version
• ac_offgrid_power --> register 32302?
• fault_status
• alarm_status
• discharge_limit_mode
• grid_standard
• charging_cutoff_capacity
• discharging_cutoff_capacity
• charge cycle counter --> register 34003?
• led_control

Venus A / D

• battery_soc --> register 32104?
• battery_soc_unit_1 --> register 34002?
• battery_soc_unit_2 --> register 34102?
• battery_soc_unit_3
• battery_soc_unit_4
• battery_soc_unit_5
• battery_soc_unit_6