Sharp ER-A440 Bedienungsanleitung PDF herunterladen (Seite 30)

CHAPTER 6. DOWN LOAD

FUNCTION

1. General

RAM data can be transmitted in the following two methods.

Save the data before servicing as follows:

ECR ←→ ECR

• Cable: 9 pin D-SUB – 9 pin D-SUB

Fig. 1-1

ECR ←→ ER-02FD

• Cable: 9 pin D-SUB – 25 pin D-SUB

Fig. 1-2

2. SIO interface specification

1) Operation: Simplex

2) Line configuration: Direct connect

3) Data rate: 19200, 9600, 4800, 2400, 1200, 600,

300BPS (Selected by SRV JOB#903-A)

4) Sync mode: Asynchronous

5) Checking: Vertical parity (odd)

6) Code: 7 bits (ASCII)

7) Bit sequence: LSB first

8) Line level: RS232 level

9) Data forma:

FIg. 2-1

3. Location of connector pins

ECR-ECR cable

Fig. 3-1

ECR ECR

ECR ER-02FD

Pb1 b2 b3 b4 b5 b6 b7

LSB MSB

Start bit

Parity

bit

Stop

bit

SD 3 SD

CTS

55SG

RTS

DCD

DTR

DSR

ECR

CTS

RTS

DCD

DTR

DSR

9PIN D-SUB 9PIN D-SUB

SD : TRANSMITTED DATA

RD : RECEIVED DATA

DTR: DATA TERMINAL READY

DSR: DATA SET READY

RTS: REQUEST TO SEND

DCD: DATA CARRIER DETECTOR

CTS: CLEAR TO SEND

ECR

6 – 1

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 51 52

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