Libraries overview
The TwinCAT automation software provides various libraries for Bus Terminal Controllers (Bus Couplers with PLC functionality) of the BC9050, BC9020 and BC9120 series (see Beckhoff Information System).
Download
The libraries are also included in this documentation. To extract the libraries, left-click on the link and copy the libraries to directory TwinCAT\PLC\LIB.
- Standard
TcSystemBCxx50, TcSystemBCxx50 requires the TcBaseBCxx50 library
(download)- TcBaseBCxx50
(Download) - ChrAscBX.lbx
(download) - TcBaseBX9000.lbx
 | Use the library that matches the firmware Always use the latest libraries in conjunction with the latest BC firmware. If you update the firmware of your Bus Terminal Controller, please also update the libraries. Copy the new libraries into the LIB folder, remove them from your project and re-insert them. |
TcSystemBCxx50
ADS | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
ADSREAD |
| B0 | B0 | B1 | - | - |
ADSWRITE |
| B0 | B0 | B1 | - | - |
ADSRDWRT |
| B0 | B0 | B1 | - | - |
ADSWRTCTL |
| B0 | B0 | B1 | - | - |
ADSRDSTATE |
| B0 | B0 | B1 | - | - |
ADSRDDEVINFO |
| B0 | B0 | B1 | - | - |
Bit Functions | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
CLEARBIT32 |
| B0 | B0 | B1 | - | - |
CSETBIT32 |
| B0 | B0 | B1 | - | - |
GETBIT32 |
| B0 | B0 | B1 | - | - |
SETBIT32 |
| B0 | B0 | B1 | - | - |
Controller | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
FB_BasicPID | - | B0 | B0 | B1 | - | - |
- | - | - | - | - | - | - |
File Access | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
FB_ReadFromFile |
| - | - | - | - | - |
FB_WriteToFile |
| - | - | - | - | - |
FB_ReadWriteFile |
| - | - | - | - | - |
Memory Functions | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
MEMCMP |
| B0 | B0 | B1 | - | - |
MEMCYP |
| B0 | B0 | B1 | - | - |
MEMMOVE |
| B0 | B0 | B1 | - | - |
MEMSET |
| B0 | B0 | B1 | - | - |
NOVRAM Functions | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
- | - | - | - | - | - | - |
SFC | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
AnalyzeExpression |
| - | - | - | - | - |
AppendErrorString |
| - | - | - | - | - |
SFCActionControl |
| - | - | - | - | - |
System / Time / TBus | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
DRAND |
| B0 | B0 | B1 | - | - |
SYSTEMTIME_TO_DT |
| B0 | B0 | B1 | - | - |
DT_TO_SYSTEMTIME |
| B0 | B0 | B1 | - | - |
GetSysTick |
| B0 | B0 | B1 | - | - |
PresetSysTick |
| B0 | B0 | B1 | - | - |
Reboot |
| B0 | B0 | B1 | - | - |
Debug | Version | Firmware | ||||
|---|---|---|---|---|---|---|
BC9050 | BC9020 | BC9120 | - | - | ||
F_ReadDebugTimer |
| B0 | B0 | B1 | - | - |
F_StartDebugTimer |
| B0 | B0 | B1 | - | - |