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CHAPTER 1. OVERVIEW
1. GENERAL
This is a specification of the on-line data communication via RS-232
interface of the ER-A457
It enables the ER-A457 to perform on-line communication.
For on-line data communication a ER-457 can be connected
to a host computer. Also, their connection can be made via modems.
We support mainly the following functions.
a) The function of ONLINE
1) Down load of ECR data
2) Up load of ECR data
3) RJE (Remote job entry) function (ECR ← PC)
4) ELECTRONIC MAIL function
CHAPTER 2. SYSTEM
CONFIGURATION
1. GENERAL
Online data communication is allowed only when RS232 channel
presets at PGM2 mode.
2. Online data communication
(a) Direct connection
Host computer
Host computer
(ECR ← PC)
(ECR → PC)
(ECR ← PC)
ER-A457
Modem
* The picture of ECR is shown the ordinary ECR.
(It may not be same design as ER-A457.)
Modem
– 1 –
ER-A457
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