Core Register Set | VM-112

Core Machine Registers.
R0Data RegisterAssemble input data here.
R1Address RegisterRegister address pointer.
R2Source Address RegisterSource register address pointer.
 
Data Capture Registers.
R3Sample Pre-load (Low Byte)Spock Counter/RAM address (low byte).
R4Sample Pre-load (High Byte)Spock Counter/RAM address (high byte).
R5Trigger Logic ByteLogic values to match for trigger.
R6Trigger Mask ByteDon't care logic values for trigger.
R7Spock Option ByteTrigger and PG1 setup in Spock.
R9Counter Capture (Low Byte)Spock Counter/RAM address capture (low byte).
R10Counter Capture (High Byte)Spock Counter/RAM address capture (high byte).
R14Input/AttenuationAlt/Chop channel input/attenuation settings.
R15Dump SizeNumber of samples dumped per request.
 
Trace Mode & Delay Registers.
R8Trace RegisterTrace mode selection.
R11Post Trigger Delay (Low Byte)Delay after trigger (low byte).
R12Post Trigger Delay (High Byte)Delay after trigger (high byte).
R13Time-base ExpansionTime-base expansion factor.
R20Pre-Trigger DelayProgrammed to pre-fill buffer before trigger match.
 
EEPROM & POD Registers.
R16EEPROM DataEEPROM Data Register.
R17EEPROM AddressEEPROM Address Register.
R18POD TransmitByte sent to POD.
R19POD ReceiveByte received from POD.
 
Frequency Measurement Registers.
R21Frequency Timer Pre-LoadNumber of signal cycles to count.
R22Frequency Pre-scaleInput frequency pre-scale divider.
R23Period Pulse CountUsed for period measurements.
 

Additional Registers | VM-120

Analogue Dump Registers.
R24Mode SelectSpecifies dump mode (0..3).
R25Mark RegisterProcess this many bytes.
R26Skip RegisterSkip this many bytes.
R27Repeat CountRepeat this number of times.
 
Event Scan Registers.
R28Mode SelectSpecifies scan mode (0..3).
R29Scan range (Low Byte)Number of samples to scan (low byte).
R30Scan range (High Byte)Number of samples to scan (high byte).
R31Positive Transition LevelLevel to compare agains't (00..FF).
R32Negative Transition LevelLevel to compare agains't (00..FF).
 
Delayed Trace Mode Registers.
R33Mode SelectSpecifies delayed trace mode (0..3).
R34Delay Counter (Byte 0)Delay duration timer, 2 uS units, (byte 0).
R35Delay Counter (Byte 1)as above (byte 1).
R36Delay Counter (Byte 2)as above (byte 2).
R37Delay Counter (Byte 3)as above (byte 3).
R38Capture Counter (Byte 0)Capture duration timer, 2 uS units, (byte 0).
R39Capture Counter (Byte 1)as above (byte 1).
R40Capture Counter (Byte 2)as above (byte 2).
R41Capture Counter (Byte 3)as above (byte 3).
R42Slow Clock Sample Counter (Byte 0)Sample counter (byte 0).
R43Slow Clock Sample Counter (Byte 1)as above (byte 1).
R44Pre-Trigger FilterFilter control pre-trigger
R45Post-Trigger FilterFilter control post-trigger.
 
Logic Trace Mode Registers.
R46Mode SelectSpecifies logic trace mode (0,1,4).
R47Logic Sample RateSpecifies the logic sample rate.
 

Additional Registers | VM-220

R61POD Start Cell WidthSpecifies POD I/O Start Cell Width.
R62POD Bit Cell WidthSpecifies POD I/O Bit Cell Width.
R63Baud Rate DivisorSpecifies the USART Baud Rate.