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UMAX090600 Version 1

Preliminary Documentation – May be Subject to Change

ACCRONYMS

ACK Positive

Acknowledgement (from SAE J1939 standard)

Diagnostic Message

(from SAE J1939 standard)

DTC

Diagnostic Trouble Code (from SAE J1939 standard)

Electronic Assistant, AX070502 (A Service Tool for Axiomatic ECUs)

ECU Electronic

Control

Unit

(from SAE J1939 standard)

NAK Negative

Acknowledgement

(from SAE J1939 standard)

PDU1

A format for messages that are to be sent to a destination address, either specific
or global

(from SAE J1939 standard)

PDU2

A format used to send information that has been labeled using the Group
Extension technique and does not contain a destination address.

PGN

Parameter Group Number

(from SAE J1939 standard)

PropA

Message that uses the Proprietary A PGN for peer-to-peer communication

PropB

Message that uses a Proprietary B PGN for broadcast communication

SPN

Suspect Parameter Number (from SAE J1939 standard)

Содержание SAEJ1939

Страница 1: ...USER MANUAL UMAX090600 Version V1 24VDC to 14VDC 2A BATTERY CHARGER with DUAL LED SAEJ1939 USER MANUAL P N AX090600 250kbps P N AX090600 01 500kbps P N AX090600 02 1Mbps...

Страница 2: ...gative Acknowledgement from SAE J1939 standard PDU1 A format for messages that are to be sent to a destination address either specific or global from SAE J1939 standard PDU2 A format used to send info...

Страница 3: ...4 1 7 DTC REACT FUNCTION BLOCK 17 1 8 CAN TRANSMIT FUNCTION BLOCK 18 1 9 CAN RECEIVE FUNCTION BLOCK 20 1 10 AVAILABLE CONTROL INPUT SOURCES 22 2 INSTALLATION INSTRUCTIONS 24 2 1 DIMENSIONS AND PINOUT...

Страница 4: ...d This is a useful feature during configuration but during a setpoint file upload it may be required to re flash the same file a second time if this feature is active The second upload will ensure all...

Страница 5: ...nt batteries Its dual LED can be configured to react to different events or faults the controller undergoes It is used as a means of providing visual feedback to the user of the controller s operation...

Страница 6: ...harge Stage then when the battery voltage reaches a certain point the charger switches to the Bulk Charge Stage and finally the charging process is finalized in the Absorption Stage After the battery...

Страница 7: ...ller will begin constant current mode at the current level entered in Pre Charge Stage Current Level This current level should be low enough as to prevent damage to the battery The battery will pre ch...

Страница 8: ...falls outside of the ranges the battery charge operation will stop Once the power supply voltage falls within operating range the controller will determine which stage along the profile to engage bas...

Страница 9: ...Green 2 Yellow 3 Red 4 Toggle Green Red Table 1 LED Output Types The LED Responses that are available for each stage in the CAN BC LED are listed in Table 2 below Value Meaning 0 Normal On Off 1 Blin...

Страница 10: ...function block The first is the X Axis Source and X Axis Number which together define the Control Source for the function block When it is changed the table is automatically updated with new defaults...

Страница 11: ...is Source that has been selected If some of the data points are Ignored as described in Section 1 5 4 they will not be used in the X Axis calculation shown above For example if points X4 and higher ar...

Страница 12: ...point except 0 0 can be selected for an Ignore response If Point N Response is set to ignore then all points from XN YN to X10 Y10 will also be ignored For all data greater than XN 1 the output from t...

Страница 13: ...to zero Otherwise the output result will not match the profile as expected Recall also that the Y Axis range of the table should be set to match the Output Drive range in order to get a 1 1 response o...

Страница 14: ...abled as appropriate When disabled all diagnostic behaviour associated with the output or event in question is ignored i e this type of fault will not disable the output In the case of a battery volta...

Страница 15: ...DTC LSB first FMI Failure Mode Identifier next 5 bits of the DTC CM Conversion Method 1 bit always set to 0 OC Occurrence Count 7 bits number of times the fault has happened In addition to supporting...

Страница 16: ...lamp will be set in this byte while the DTC is active The J1939 standard defines the lamps as Malfunction Red Stop Amber Warning or Protect By default the Amber Warning lamp is typically the one set b...

Страница 17: ...FMI vs High Fault FMI 1 7 DTC React Function Block The DTC React function block is a very simple function which will allow a received DTC sent from another ECU on a DM1 message to disable an output or...

Страница 18: ...ber will be used for ALL the messages that use that PGN By default all messages are sent on Proprietary B PGNs as broadcast messages The default settings do bundle multiple messages onto a PGN as outl...

Страница 19: ...AN Transmit Messages all of which can be programmed to send any available data to the CAN network By default only the first message is pre configured to send information regarding the charging status...

Страница 20: ...on a heavilysaturated network it is recommended to set it at least three times larger than the expected update rate To disable the timeout feature simply set this value to zero in which case the rece...

Страница 21: ...tions As the names imply they are also used as the On Off thresholds for digital input types These values are in whatever units the output data is AFTER the resolution and offset is applied to the CAN...

Страница 22: ...The CAN Receive Messages each have a unique default assigned to them as outlined in Section 1 11 Diagnostic Trouble Code Rxd 1 to 4 Will only be valid if the corresponding DTC has a non zero SPN Proce...

Страница 23: ...ing profile is Pre Charge will command the LED Charging Stage in Bulk Stage N A Stage of charging profile is Bulk Charge will command the LED Charging Stage in Absorption Stage N A Stage of charging p...

Страница 24: ...tion May be Subject to Change 24 48 2 INSTALLATION INSTRUCTIONS 2 1 Dimensions and Pinout Figure 8 Dimension Drawing CAN and I O Connector Pin Function 1 CAN_L 2 CAN_H 3 BATT_TEMP 4 BATT_TEMP 5 VIN 6...

Страница 25: ...rdous locations they need to be located in conduit or conduit trays at all times The modules must be mounter in an enclosure in hazardous locations for this purpose No wire or cable harness should exc...

Страница 26: ...dule s Frame GND pin to improve the EMIresponse of the unit All chassis grounding should go to a single ground point designated for the machine and all related equipment Axiomatic recommends that the...

Страница 27: ...ansfer Message 60160 00EB00 Note Any Proprietary B PGN in the range 65280 to 65535 00FF00 to 00FFFF can be selected From J1939 73 Diagnostics DM1 Active Diagnostic Trouble Codes 65226 00FECA DM2 Previ...

Страница 28: ...U The ECU Instance is a configurable setpoint associated with the NAME Changing this value will allow multiple ECUs of this type to be distinguishable by other ECUs including the Electronic Assistant...

Страница 29: ...On request Data Length Variable Extended Data Page 0 Data Page 0 PDU Format 254 PDU Specific 218 PGN Supporting Information Default Priority 6 Parameter Group Number 65242 0xFEDA Part Number Version D...

Страница 30: ...Documentation May be Subject to Change 30 48 EA shows all this information in General ECU Information as shown below Note The information provided in the Software ID is available for any J1939 service...

Страница 31: ...hat this is a fully programmable unit such that all these SPNs can be sent on different PGNs if so desired In all the messages shown below not all the transmitted values have an SPN assigned to them a...

Страница 32: ...receive channels used as inputs to the various function blocks supported by this ECU Recall however that this is a fully programmable unit such that all these SPNs can be received on different PGNs if...

Страница 33: ...reen Capture of Default J1939 Network Setpoints Name Range Default Notes ECU Instance Number Drop List 0 1 First Instance Per J1939 81 ECU Address 0 to 253 26 0x1A Alternator Electrical Charging Syste...

Страница 34: ...een Capture of Default LED Control Setpoints Name Range Default Notes Stage 1 Control Source Drop List 0 Control Not Used See Table 8 Stage 1 Control Number Depends on Source Not Used See Table 8 Stag...

Страница 35: ...Not Used Stage 5 Control Source Drop List 8 Bulk Charge Stage See Table 8 Stage 5 Control Number Depends on Source 1 See Table 8 Stage 5 Output Type Drop List 2 Yellow See Table 1 Stage 5 Response Ty...

Страница 36: ...evel Limit to 16V 14 2V Limit Bulk Charge Stage Voltage Threshold Float Stage Voltage Level Limit to 16V 13 8V Limit Float to Bulk Transition Voltage Threshold Voltage Hysteresis Value 0 to 5V 0 2V Us...

Страница 37: ...etpoints are used Screen Capture of Default CAN Transmit 1 Setpoints Name Range Default Notes Transmit Data Source Drop List Different for each See Table 7 for defaults Transmit Data Number Per Source...

Страница 38: ...ss that sends PGN 0 to 255 254 0xFE Null Addr Not used by default Receive Data Size Drop List Different for each 0 Not Used disabled 1 1 Bit 2 2 Bits 3 4 Bits 4 1 Byte 5 2 Bytes 6 4 Bytes See Section...

Страница 39: ...ints Name Range Default Notes SPN to Trigger Reaction X 0 to 524287 0 0 is an illegal value and disables the DTC FMI to Trigger Reaction X Drop List 31 Condition Exists Supports all FMIs in the J1939...

Страница 40: ...reliminary Documentation May be Subject to Change 40 48 Screen Capture of Default Power Supply Diag Setpoints Note By default the Event Generates at DTC in DM1 is actually False but it was changed to...

Страница 41: ...s section details the simple step by step instructions to upload new firmware provided by Axiomatic onto the unit via CAN without requiring it to be disconnected from the J1939 network 1 When EA first...

Страница 42: ...ary Documentation May be Subject to Change 42 48 3 When the prompt box asks if you want to reset the ECU select Yes 4 Upon reset the ECU will no longer show up on the J1939 network as an AX090600 but...

Страница 43: ...s and only one ECU would show up as the bootloader Once the active bootloader returns to regular functionality the other ECU s would have to be power cycled to re activate the bootloader feature 5 Whe...

Страница 44: ...heir factory defaults By leaving this box unchecked none of the setpoints will be changed when the new firmware is uploaded 7 Once the Flash Application Firmware window opens you can enter comments su...

Страница 45: ...cation will not run Rather when the ECU is reset or power cycled the J1939 Bootloader will continue to be the default application until valid firmware has been successfully uploaded into the unit 9 On...

Страница 46: ...ary Documentation May be Subject to Change 46 48 6 VERSION HISTORY Version Date Author Modifications 1 October 23 2017 Gustavo Del Valle Initial Draft October 31 2019 Amanda Wilkins Updated pinout add...

Страница 47: ...rrent DC 2 A continuous Maximum Input Current 1 3ADC 26Vdc Output Voltage 14 Vdc 2 Engine Load Dump Designed to meet load dump conditions up to 120Vdc Output Voltage Ripple VO RIPPLE 100 mVpp Reverse...

Страница 48: ...indows based PC for initial configuration An Axiomatic USB CAN Converter AX070501 is available Order the EA and USB CAN as a kit P N AX070502 which includes all interconnecting cables Re flashing over...

Страница 49: ...peration description of problem Wiring set up diagram application Other comments as needed When preparing the return shipping paperwork please note the following The commercial invoice for customs and...

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