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Controls & Vision Questions about PLCs, I/O, fieldbus, diagnostics, safety systems, and mapp Vision with X20, X67, and X90 hardware platforms. Mechatronics & Motion Questions about motion control, robotics, CNC, servo drives, and systems like ACOPOStrak, SuperTrak, and ACOPOS 6D in automation and mechatronic applications HMI & Visualization Questions about mapp View, VC4, visualization, mapp Services, APC/PPC systems, Power Panels, T/C and Automation Panels, and OS environments like Windows and Linux. Programming Questions about implementing logic using IEC 61131-3 programming languages, ST OOP, C/C++, libraries, and solving programming challenges in automation projects. Other Topics Questions that do not clearly fit other areas. B&R Software & Runtime Questions about Automation Studio, AS Code, Automation Runtime, mapp Cockpit, OPC UA, licensing, versioning, and related runtime technologies.

Topic	Replies	Views	Activity
How does clock_ms() work? Programming	0	4	June 30, 2026
How to update TerminalOS on PPC50 HMI & Visualization t-c-panels	6	97	June 30, 2026
AS6.7 Tools - Upgrades stopped working Ask Questions	6	36	June 30, 2026
Cpu x20cp1684 Ask Questions plc	5	34	June 30, 2026
Number of ports per agent on site manager 0RMSM13xx or 0RMSME.E Ask Questions	1	15	June 30, 2026
AS4 MpAlarmXCore to AS6 B&R Software & Runtime automation-studio-6	4	22	June 30, 2026
Translation of pointers from C to ST Programming automation-studio	1	18	June 30, 2026
Calling UaSrv_FireEvent makes the PLC in service mode Programming	6	46	June 30, 2026
B&R Upgrades SSL/TLS failed B&R Software & Runtime automation-studio	12	262	June 30, 2026
3if661.8 gsd profibus Ask Questions	2	25	June 30, 2026
Publishing PVs from Appmodules via OpcUA-Fx PubSub B&R Software & Runtime opc-ua-fx	2	48	June 30, 2026
HTTPs Client question Ask Questions	1	43	June 30, 2026
Upgrading Onboard AR version of the 4PP120.0571-01 to V2.87 B&R Software & Runtime power-panel	3	42	June 30, 2026
SDC stepper control on multicore controller Mechatronics & Motion stepper	6	179	June 30, 2026
Upgrade to latest AS V6.7 B&R Software & Runtime	2	47	June 29, 2026
Strange behaviour of PMT50 OPC UA IO channel communication HMI & Visualization t-c-panels	10	105	June 29, 2026
C50 terminal not configuring B&R Software & Runtime mapp-view	4	37	June 29, 2026
AS 6.3 Compilation Error When turn on the mappVision Online Teaching Ask Questions	1	32	June 28, 2026
Has anyone used Beckhoff's 8-port junction module? Controls & Vision ethercat	5	278	June 28, 2026
Modbus RTU Master Not Working on RS485 (X20CP0484) and Modbus Card (X20CS1030) B&R Software & Runtime fieldbus , modbus	19	186	June 27, 2026
EtherNet/IP with Omron EIP Ask Questions	3	97	June 27, 2026
Error -1067379722 Mechatronics & Motion powerlink	2	75	June 26, 2026
ACOPOSmulti3 Fehler bei Nutzung von MC_BR_MoveCyclicVelocity Ask Questions	3	73	June 26, 2026
ACP10 cam automat: slave SET position overshoots into SW end limit – SET velocity exceeds axis velocity limit B&R Software & Runtime acp10	4	103	June 26, 2026
Error aquiring lock on RPSHD B&R Software & Runtime arsim	4	105	June 26, 2026
How to control PLC OPC/UA variable from third party access HMI & Visualization mapp-view	7	704	June 26, 2026
Adapting a B&R-provided AxCon cyclic current reference structure to Automation Studio 6.3+ Mechatronics & Motion mapp-axis , automation-studio , mapp-motion	24	312	June 26, 2026
Gatemanager connection failed Controls & Vision	1	75	June 26, 2026
Can't find MTMpcSiso for Automation Studio 6 Ask Questions mapp-control	1	69	June 25, 2026
Why did audit events disappear after upgrading to mapp Services 6.7 HMI & Visualization mapp-view	13	293	June 25, 2026