End of serial and filter setup | Campbell Hausfeld SDM-SIO4 manual

Section 5. Programming the Datalogger

;set serial mode to DTR, RTS always set, ignore CTS, 1 stop bit no parity, ;8 bit data length, 9600 baud and no handshake delay.

2:SDM-SIO4 (P113)

1: 1	Reps
2: 0	Address
3: 1	Send/Receive Port 1
4: 2049	Command
5: 3146	1st Parameters
6: 0	2nd Parameters
7: 0	Values per Rep

8:0000 Loc [ _________ ]

9:1.0 Mult

10:0.0 Offset

;set up a simple filter 1999 search for floating point number.

3:SDM-SIO4 (P113)

1: 1	Reps
2: 0	Address
3: 1	Send/Receive Port 1
4: 2054	Command
5: 1999	1st Parameters
6: 0	2nd Parameters
7: 0	Values per Rep

8:0000 Loc [ _________ ]

9:1.0 Mult

10:0.0 Offset

;the set up filter command requires a delay of 4ms, the nearest we can get ;is 10ms with P22.

4:Excitation with Delay (P22)

1:1 Ex Channel

2:0 Delay W/Ex (units = 0.01 sec)

3:1 Delay After Ex (units = 0.01 sec)

4:0 mV Excitation

;set flag one high so the above will only be done once.

5:Do (P86)

1:11 Set Flag 1 High

;end of serial and filter setup.

6:End (P95)

;get two floating point numbers into locations 1 and 2.

7:SDM-SIO4 (P113)

1:	1	Reps
2:	0	Address
3:	1	Send/Receive Port 1
4:	4	Command
5:	0	1st Parameters
6:	0	2nd Parameters
7:	2	Values per Rep
8:	1	Loc [ Number	]
9:	1.0	Mult
10: 0.0		Offset

5-15

Image 45

Campbell Hausfeld SDM-SIO4 manual Set flag one high so the above will only be done once, End of serial and filter setup

Contents

Issued Page Guarantee Page Contents Appendix A. Ascii Table Data Error Detection Introduction What is the SDM-SIO4? Datalogger Command Control SDM-SIO4 Serial Port Pin Configuration SpecificationsSerial Ports Serial Port Buffers SDM Port Power RequirementsCase Environmental Operating Range Other Key Features Page Setting the SDM Address Installation and Hardware Set-UpAddress Settings Selector Block Settings SDM Address Selecting RS232 or 5V Logic for Each Port Connections to the SDM-SIO4Transient Protection and Grounding Power-on Tests the Status LED Status LED Error CodesNo. of Flashes Description of error/status Page Understanding How the SDM-SIO4 Handles Data IntroductionMethod of Entering Special / Control Characters Input Filters Filter TypesSimple Filters Filter Strings Ibn8Ficn8F Simple Output Formatter Output FormattingPredefined Filter Strings Filter No Filter String Used Output Format Strings CR10X Program Example Fmtst 123 z261 f62 iBattery z257 f61z273 Get panel temperature Get battery voltage Command Line Operation and Structure Entering CommandsProgramming the SDM-SIO4 Basic Commands Advanced Commands Hexdump start address number of bytes ErrorresBytewr address byte WD n Wderr n Wdaddr n Testio returns Testio test#Page Instruction 113 Parameters Programming the Datalogger Parameter 7 Values per Rep Commands and Options Parameters 4, 5Parameter 8 Starting Input Location Parameters 9 and 10 Multiplier and Offset Understanding Parameter Options and Returned Values Command 1 Poll of Available Data Command 3 Flush all Receive Buffers Command 2 SignaturesCommand 4 Send Data to Datalogger Command 5 Status Command 7 Activate Command Line Command 6 Flush Transmit BufferCommand 8 Poll Tx Buffers for Data Command 9 Flush Converted Data Buffer Command 320 Send Byte Data to SDM-SIO4 Command 67 Get Return CodeCommand 321 Execute Command Line Command Program Example for P113 Command Execute the command line string Command 1025 Transmit a Byte Command 1024 Send String to DeviceCommand 1026 Serial Port Status First Value Returned Second Value Returned First Command Option Reset Error CountersThird Value Returned Fourth Value Returned Command 2049 Set Communications Parameters Command 1027 ‘Manual’ Handshake Mode Second Command Option Parameter First Command Option Parameter Command 2054 Set Up Receive Filter String Number or Character Code SDM-SIO4 Configuration Examples Command 2305 Transmit BytesExample CR10X Program End of serial and filter setup Set flag one high so the above will only be done onceGet two floating point numbers into locations 1 Strst 101 Send DataJM Example CR10X Program Using Instruction P113 Command Wait long enough for sensor to send data Set up the filter and then send string Get data from SDM-SIO4 and put into locations 1 Sensors Which Send Data Out Without PromptingTime stamp Instantaneous sample form the sensor Fltst 200 tdataA5xff Example CR10X Program without Polling or Interrupts End of set up Example CR10X Program using the Polling MethodGet the two floating point values from the SDM-SIO4 Instantaneous values stored to final storage Delay required by filter set-up command Set up string filterDo filter set-up only if flag one is clear Set flag one high so the filter set-up is only done once Example CR10X Program using Interrupts Get voltages into locations 3 and 4 if poll was trueInstantaneous value stored into final storage Do filter setup only if flag one is clear Delay required by filter setup commandSet control port 8 to i/p so it can be used as an interrupt Get voltages into locations 3 Interrupt routine for control portInstantaneous readings stored into final storage End of interrupt routine Outputting Datalogger Data Flushing the Input and Output Buffers Return Error Codes Data Error Detection Error Detection with the SDM-SIO4Received Data SDM-SIO4 User Guide Example of Using Received Data Filters 2 CR10X Program ExampleFltst 100 TFrequency=xg2n10fCCG8 Minimum delay of 4ms is required by the above P113 End of filter setupTell the SDM-SIO4 to use filter string End of get data CRC32 Transmitted Data Fmtst 100 g1i123456789G8 Example of Using Transmitted Data Filters Fmtst 100 g1 Fmtst 101 isome data Fmtst 102 f62 G8 Alternative CR10X Program Minimum delay of 1ms is required after this command Use formatter string 100 to set up the CRC16 on portMinimum delay of 3.8ms is required after this command Send the Ascii characters ‘Y’ and ‘Z’ to port CRC16-CCITT-IBM Data Error Detection Page Dec Char Appendix A. Ascii TablePage Baud rates Appendix B. Serial Port Data Transfer ModesStop Bits Data Length Serial Handshake Modes Parity Bits