User Manual
PLUS+1® Compliant
HMK_Aux_Ctrl Function Block
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User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
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Date Changed Rev
April 2019 First edition 0101
2 | © Danfoss | April 2019 AQ298669263104en-000101
User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
Contents
HMK_Aux_Ctrl
Overview..............................................................................................................................................................................................4
Inputs....................................................................................................................................................................................................4
Parameters..........................................................................................................................................................................................4
Outputs................................................................................................................................................................................................ 4
Diagnostic Signals............................................................................................................................................................................5
Status and Fault Logic.....................................................................................................................................................................5
Status Logic...................................................................................................................................................................................5
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User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
HMK_Aux_Ctrl
Overview
This function block configures the function for use with the HMK and is used to send out the command
for controlling auxiliary devices connected to the HMK.
Inputs
Entering the HMK_Aux_Ctrl function block gives an overview about the block’s signals.
To avoid compiler errors, use only the data types specified in this table.
Function Block Inputs
Input Type Range Unit Description
CAN.Port PORT -- -- Determines which physical CAN port of the hardware to receive data from.
Ctrl BUS -- -- Contains the control signals for the LEDs on the HMK.
AUX(1 to 8) BOOL T/F --
Send BOOL T/F --
This variable can be found in the CAN sub-bus if using the Main Template.
Auxiliary output command.
T: Active
F: Inactive
False to true transition will send the specified command.
T: Positive transition will send the command
F: Do not send command
Parameters
Learn how the function block uses parameters to customize the function.
To avoid compiler errors, use only the data types specified in this table.
Function Block Parameters
Parameter Type Range Unit Description
Src_Addr U8 0 to 253 -- Source Address of the local device.
Dest_Addr U8 0 to 253 -- Destination Address of the HMK.
Outputs
Learn how the outputs of the function block work.
Function Block Outputs
Parameter Type Range Unit Description
OR BOOL T/F -- CAN Tx OverRun Flag.
Pend BOOL T/F -- CAN Tx Pending Flag.
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User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
HMK_Aux_Ctrl
Function Block Outputs (continued)
Parameter Type Range Unit Description
Diag BUS -- -- This bus provides diagnostic values for troubleshooting. In addition, all
Status U16 0, 0x8008 --
Diagnostic Signals
The diagnostic bus contains signals for input, parameter, and output signals. Input, parameter, and
output signals are described in the above chapters.
Function Block Diagnostic Signals
Name Type Range Unit Description
CAN_ID U32 -- -- The resulting 29-bit J1939 ID.
CAN_Data ARRAY[8
]U8
CAN_Send BOOL T/F --
-- -- Data that is to be sent over CAN.
inputs, parameters, and output signals are contained inside of the bus.
This signal indicates if a parameter fault is declared. It’s a bitwise code, so
multiple items can be reported at a time. The following status codes are
provided:
0x0000: No fault
0x8008: At least one parameter is out of range
Pulses true when a message is being sent.
T: Pulse triggered
F: Idle
Status and Fault Logic
This topic describes how status and fault logic is indicated for the function block.
Status Logic
The status code indicates whether the parameters used in the function are within their valid range.
Status Logic
Condition Hex
Invalid Setup 0x8008 1000 Dest_Addr > 253, Src_Addr >
*
Bit 16 set to 1 identifies a standard Danfoss status or fault code.
*
Binary Cause Response Correction
253
Status Code, Transmission is
disabled
Correct Dest_Addr or Src_Addr
value.
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User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
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User Manual
PLUS+1® Compliant HMK_Aux_Ctrl Function Block
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Danfoss | April 2019 AQ298669263104en-000101 | 7
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