Mitsubishi SR-SD1 Specifications download pdf (Page 75)

CHAPTER 5 CONNECTION OF I/O INTERFACE

5.4 Scan I/O

(3) Scan input (CF35)

An example of the scan output circuit manufactured by the machine manufacturer is shown below.

Refer to section 5.4.3 Scan IO connector for the connector pin assignments.

KYCO∗

KYC1∗

KYC2∗

KYC3∗

KYC4∗

KYC5∗

KYC6∗

KYC7∗

KYD7∗

KYD6∗

KYD5∗

KYD4∗

KYD3∗

KYD2∗

KYD1∗

KYD0∗

CF35

X07 X06 X05 X04 X03 X02 X01 X00

X0F X0E X0D X0C X0B X0A X09 X08

X17 X16 X15 X14 X13 X12 X11 X10

X1F X1E X1D X1C X1B X1A X19 X18

X27 X26 X25 X24 X23 X22 X21 X20

X2F X2E X2D X2C X2B X2A X29 X28

X37 X36 X35 X34 X33 X32 X31 X30

X3F X3E X3D X3C X3B X3A X39 X38

Note) Connect a lead-in preventing diode to the scan input as shown below.

If a lead-in preventing diode is not inserted, the input signals may not be read in correctly.

KYC0∗

~KYC7∗

Read-in preventing

diode

KYD0∗

~KYD7∗

The scan input changes the common signals as shown below. The key input data is retrieved when

the common signal is Low. The common signal changeover cycle is 11.68ms, and the data is

retrieved when the key switch is ON for 11.68ms or more. The scan input is a 5V system.

KYCO*

KYC1∗

KYC2∗

KYC3∗

KYC4∗

KYC5∗

KYC6∗

KYC7∗

1.46ms

11.68ms

1 2 ... 70 71 72 73 74 75 76 77 78 79 80 ... 140 141

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Mitsubishi SR-SD1 Specifications Page 75

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