Mean Well LAD Series, User Manual

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LAD to Controller/PC data sheet
R/W
byte
Data address
bytes
The data name narrate Numeric range
The length
of the data
unit
0x55 0x0010
LAD status LAD status flag
Instructions for
transmitting data
4 bytes -
0x0020
Principal
electrical voltage
Input voltage 0~65535 2 bytes 0.1V
0x0030 Load current Load current 0~65535 2 bytes 0.01A
0x0040
Battery voltage
Total battery
series voltage
0~65536 2 bytes 0.01V
0x0050 Single cell battery
voltage Single cell battery
voltage 0~65536 8 bytes 0.01V
0x0060 Battery
undervoltage
protection point Battery ULP point
read 0~65536 2 bytes 0.0
5.4.1.6 Instructions for Transmitting Data:
Data is transferred in packets, reducing transfer time and avoiding
excessive data processing.
The user reads and
writes the set bit
Data address
range
Address used Note
Controller/
PC to LAD 0x55、0xAA
0x0001~0xFFFF 0x0010~0x0060
1. 0x55 is used for reading LAD
parameters
2. 0xAA for writing to the LAD
parameter configuration
LAD to
Controller/
PC
0x55 0x0001~0xFFFF 0x0010~0x0060
1. Transmit the required packets
according to the user's sending
address
5.4.1.7 LAD _STATUS defined as follows:
The LAD_STATUS consists of two parts, LAD_STATUS_H and
LAD_STATUS_L, with a total of 4 bytes, LAD_STATUS_H at the high level
and LAD_STATUS_L at the low level.
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LAD_STATUS_H:
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
High byte Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
Low byte Reserved Reserved Reserved Reserved Reserved Reserved Reserved BAT_SW_OFF
LAD_STATUS_L
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
High byte Force_Status BAT_REV
BAT_CHGI
NG BAT_CHGFU
LL BAT_ERROR
_4 BAT_ERROR
_3 BAT_ERROR
_2 BAT_ERROR
_1
Low byte BAT_
NO_Balance BAT_OVP Link_Ctrl LAD Power
Supply BAT_UVP DISCHARG
E_OLP BAT_NC AC_OK
High byte:
Bit 0 - Bit 7 Reserved: 0 Currently unused, reserved (default is , displayed
status is not supported as 0)
Low byte：
Bit 0 BAT_SW_OFF: Standby switch status display
0 = The standby switch is normal
= Standby switch disconnected 1
Bit 1 – Bit 7: Currently unused, reserved (default is , displayed status is 0
not supported as 0)
Low byte:
Bit 0 AC_OK AC
: input status
0=AC input exception
1=AC input is normal
Bit 1 BAT_NC: Power-up status
0 = Standby access is normal
1 = Abnormal power backup access
Bit 2 DISCHARGE_OLP OLP : The state of the main discharge
0 = The main discharge is normal
1 = Main discharge overload
Bit 3 BAT_UVP ULP : Power-up protection status
0 = No backup protection UTP
1 UPP = Power backup protection has occurred
Bit 4 LAD Power Supply: System power supply status
0 = Main power supply status
1 = Standby power supply status
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