Handler

Value sets the value for output ports and shows the value for input ports

Mode (In/Out)  The ports A and B are output only. The ports C and D are bidirectional. When Port C and D are assigned as an output port, value can be set.

 

24 Bit I/O Pin Assignment

 

 

A slash (/) symbol preceding signal names means that they are negative logic (active low).

Pin No.

Signal Name

Input/Output

Description

IVI

1

GND

N/A 

Ground.

N/A

2

/INPUT1

Input

When this port receives a negative pulse, /OUTPUT1 and /OUTPUT2 are changed to the Low level.

KtM9341HandlerIO.Input

3

/OUTPUT1

Output

Changes to the Low level when /INPUT1 receives a negative pulse. A command can be available for altering the Low/High level logic.

KtM9341HandlerIO.Ouputs

4

/OUTPUT2

Output

Changes to the Low level when /INPUT1 receives a negative pulse. A command can be available for altering the Low/High level logic.

KtM9341HandlerIO.Ouputs

5

/PORT A0

Output

Bit 0 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

6

/PORT A1

Output

Bit 1 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

7

/PORT A2

Output

Bit 2 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

8

/PORT A3

Output

Bit 3 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

9

/PORT A4

Output

Bit 4 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

10

/PORT A5

Output

Bit 5 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

11

/PORT A6

Output

Bit 6 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

12

/PORT A7

Output

Bit 7 of port A (8 bit parallel output port)

IKtM9341HandlerIO.PortA

13

/PORT B0

Output

Bit 0 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

14

/PORT B1

Output

Bit 1 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

15

/PORT B2

Output

Bit 2 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

16

/PORT B3

Output

Bit 3 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

17

/PORT B4

Output

Bit 4 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

18

/EXTERNAL TRIGGER

Input

This input is pass-through to the SMB sync 2 port.

N/A

19

/PORT B5

Output

Bit 5 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

20

The pin function can be selected by the command of IKtM9341HandlerIO.IndexState

/PORT B6

Output

Bit 6 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

/INDEX

Output

The input of SMB sync 3 port is pass-through to this port.

N/A

21

The pin function can be selected by the command of IKtM9341HandlerIO.ReadyForTriggerState

/PORT B7

Output

Bit 7 of port B (8 bit parallel output port)

IKtM9341HandlerIO.PortB

/READY FOR TRIGGER

Output

The input of SMB sync 1 port is pass-through to this port.

N/A

22

/PORT C0

Input/Output

Bit 0 of port C (4 bit parallel I/O port)

IKtM9341HandlerIO.PortC

23

/PORT C1

Input/Output

Bit 1 of port C (4 bit parallel I/O port)

IKtM9341HandlerIO.PortC

24

/PORT C2

Input/Output

Bit 2 of port C (4 bit parallel I/O port)

IKtM9341HandlerIO.PortC

25

/PORT C3

Input/Output

Bit 3 of port C (4 bit parallel I/O port)

IKtM9341HandlerIO.PortC

26

/PORT D0

Input/Output

Bit 0 of port D(4 bit parallel I/O port)

IKtM9341HandlerIO.PortD

27

/PORT D1

Input/Output

Bit 1 of port D(4 bit parallel I/O port)

IKtM9341HandlerIO.PortD

28

/PORT D2

Input/Output

Bit 2 of port D(4 bit parallel I/O port)

IKtM9341HandlerIO.PortD

29

/PORT D3

Input/Output

Bit 3 of port D(4 bit parallel I/O port)

IKtM9341HandlerIO.PortD

30

PORT C STATUS

Output

Port C status signal. This signal is changed to the High level when the port C is configured to output port. It is changed to the Low level when the port is configured to input port.

IKtM9341HandlerIO.PortCMode

31

PORT D STATUS

Output

Port D status signal. This signal is changed to the High level when the port D is configured to output port. It is changed to the Low level when the port is configured to input port.

IKtM9341HandlerIO.PortDMode

32

/WRITE STROBE

Output

A output port write strobe signal. When data is present (that is, output level changes) on any of the output ports, this signal provides a negative pulse.

N/A

33

/PASS FAIL

Output

This output can be set by the command manually as the limit test function is not available on the M9341A/B standalone usage.

IKtM9341HandlerIO.PassFail

34

/SWEEP END

Output

This output can be set by the command manually as the sweep is not available on the M9341A/B standalone usage

IKtM9341HandlerIO.GenerateSweepEndPulse

35

+5V

Output

Provides +5V DC power supply for external instruments.

N/A

36

/PASS FAIL STROBE

Output

Each pass/fail results write a strobe signal. When  /PASS FAIL is changed, this signal provides a negative pulse.

N/A

Timing Diagrams

Ports A to D Data Output Write Timing

T1 = 1 μms : Write Strobe response time

T2 = 1 μms : Write Strobe pulse width

Output 1 and  Data Output Write Timing

T1 = 0.1 μms : Output1 and 2 response time

T2 = 0.1 μms : Input1 Strobe pulse width

Input / Output Electrical Characteristics

All Material Handler I/O Input and Output lines are TTL compatible. Input and

Input/Output lines

 Lines carrying information IN (or bidirectional) to the VNA from the material handler.

Maximum Input Voltages:

-0.5 V to 5.5 V

TTL High level:

2.0 V to 5.0 V

TTL Low level:

0 V to 0.5 V

VNA Input and Input/Output Circuit Diagram

To Handler I/O Port

Output Lines

Lines carrying information OUT of the VNA to the material handler.

Maximum Output Current:

-10 mA to 10 mA

Output Current

TTL High level:

-5 mA

TTL Low level:

3 mA

Output Voltage

TTL High level:

2.0 V to 3.3 V

TTL Low level:

0 V to 0.8 V

VNA Output Circuit Diagram

 

To Handler I/O Port