Wiki bot at 08:58, 9 June 2025

2025-06-09T08:58:26Z

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{| style="width:50%"
|-
| width="20%" style="color:gray;" | Author
| Matrix Ltd.
|-
| width="20%" style="color:gray;" | Version
| 2.0
|-
| width="20%" style="color:gray;" | Category
| Comms: System
|}

==Visi (4DSystems) component==
A way of interacting with the VISI interface designed by 4D systems. VISI firmware must be pre-loaded onto the SD card connected to the display to allow everything to work correctly.

==Detailed description==

''No detailed description exists yet for this component''

==Examples==

''<span style="color:red;">No additional examples</span>''

==Macro reference==

===ChangeHWBaud===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ChangeHWBaud'''
|-
| colspan="2" | Changes the hardware UART baud rate allowing for dynamic speed changes.  
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | NewBaud
|-
| colspan="2" | 0=1200, 1=2400, 2=4800, 3=9600, 4=19200, 5=38400, 6=57600, 7=115200 
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===Initialise===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
|-
| colspan="2" | Sets up the RS232 peripheral, must be called at the start of your program or at least before you start calling any other RS232 macros. 
|-
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiReadByteFromMessage===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiReadByteFromMessage'''
|-
| colspan="2" | Reads a byte from a succesful VisiReceive macro. Index: 0=Command, 1=ObjectID, 2=ObjectIndex, 3=ValueMSB, 4=ValueLSB 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | Index
|-
| colspan="2" |  
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiReadObject===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiReadObject'''
|-
| colspan="2" | Reads the value from a specific Visi object. Returns 0 for a sucessful read. Use the VisiReadByteFromMessage macro to pull out the incoming data. 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | ObjectID
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | ObjectIndex
|-
| colspan="2" |  
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiReceive===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiReceive'''
|-
| colspan="2" | Waits for an incoming Visi Report Object or Report Event to be sent from the display. A detected incoming message returns 0 and can be read using the VisiReadByteFromMessage macro.  
|-
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiWriteContrast===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiWriteContrast'''
|-
| colspan="2" | Updates the display contrast. Returns 0 for a succesful write operation. 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | Contrast
|-
| colspan="2" | Range 0-15, 0=Backlight Off 
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiWriteObject===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiWriteObject'''
|-
| colspan="2" | Writes a value to a specific Visi object. Returns 0 for a succesful write operation. 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | ObjectID
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | ObjectIndex
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| width="90%" | Value
|-
| colspan="2" |  
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiWriteString===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiWriteString'''
|-
| colspan="2" | Writes a string to a specific Visi object. Returns 0 for a succesful write operation. 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | StringIndex
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-string-icon.png]] - STRING
| width="90%" | StringData
|-
| colspan="2" |  
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

===VisiWriteVolume===
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''VisiWriteVolume'''
|-
| colspan="2" | Updates the display volume. Returns 0 for a succesful write operation. 
|-
|-
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" | Volume
|-
| colspan="2" | Range 8-127 
|-
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
| width="90%" style="border-top: 2px solid #000;" | ''Return''
|}

==Property reference==

{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
|-
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-prop-icon.png]]
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Properties'''
|-
|-
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Comms Settings
|-
|-
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| width="90%" | Channel
|-
| colspan="2" | UART Channel selector Software channels are bit banged using generic I/O pins but are not as reliable as hardware channels. Hardware channels use the selected peripheral on-board the target microcontroller. 
|-
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| width="90%" | Baud Options
|-
| colspan="2" | Baud rate option selector 
|-
| width="10%" align="center" | [[File:Fc9-type-14-icon.png]]
| width="90%" | Baud Rate
|-
| colspan="2" |  
|-
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Connections
|-
|-
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| width="90%" | TX
|-
| colspan="2" | Pin to be used for Transmit data 
|-
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| width="90%" | RX
|-
| colspan="2" | Pin to be used for Receive data 
|-
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
|-
|-
| width="10%" align="center" | [[File:Fc9-type-10-icon.png]]
| width="90%" | Label
|-
| colspan="2" | Label shown on the communications flasher component 
|-
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
| width="90%" | Scope Traces
|-
| colspan="2" | Selects if the scope traces are automatically added to the data recorder window or not. Simulation - draws an approximation of the UART data onto the scope trace. ICT - sets up the scope trace for incoming data and adds UART packet decoding at the correct BAUD. 
|-
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
| width="90%" | Console Data
|-
| colspan="2" | Selects if the console data is automatically generated or not 
|-
| width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| width="90%" | Console Columns
|-
| colspan="2" | Number of characters that can be displayed on a single line of the console. 
|-
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| width="90%" | Data Source
|-
| colspan="2" | Simulation data source used to allow the component to connect to various remote devices Nothing - Simulation data is ignored COM port - Routes the communication data to and from a physical or virtual COM port Injector - Routes the communication data via a data injector component on the Panel. 
|}

==Component Source Code==

Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_API_Display_Visi4D.fcfx FC_Comp_Source_API_Display_Visi4D.fcfx]

Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_API_Display_Visi4D.fcfx FC_Comp_Source_API_Display_Visi4D.fcfx]

Component: Visi (4DSystems) (Comms: System) - Revision history

Wiki bot at 08:58, 9 June 2025