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-3 Sensor Status Check Commands

ENQ S Command (Sensor Status Inquiry Command)

[Explanation]

This command is for returning the present status of the card sensor. (The existence of a card at each

sensor position can be detected using this command.)

The data is of a form of 1-byte ASCII numeric code + CR. "1" is returned when a card is detected or

"0" when no card is detected.

[Format]

Host Computer This device

ENQ S N CR Receive

(05H) (53H) (0DH)

Receive Data output

# + CR

1-byte status data

N is a 1-byte ASCII code indicating the sensor number. 1-byte data indicating the status of each

sensor by bit is returned when N is 0 or the status of a specified sensor when N is not 0.

When N = 0

When N ≠ 0: The sensor is turned on when status data = 1 or off when status data = 0

N = 1 (31H): Sensor S1

2 (32H): Sensor S2

3 (33H): Sensor S3

4 (34H): Sensor S4

5 (35H): DF sensor

6 (36H): Cover open

(0: Close, 1: Open)

7654321

tiBlangiSlortnocsutatS

01SrosneS

lbaliavatondraC:1,elbaliavadraC:0

12SrosneS

23SrosneS

34SrosneS

4rosnesFD

5neporevoCESOLC:0 NEPO:1

6desutoN)1syawla(1

7desutoN)0syawla(0

10.Data Transfer Mode

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Sekonic SR-430 Spezifikationen Seite 60