Input Signals

Device NO.

Signal Name

Description

X00

A/D module ready

If the power is inputted to a CPU or a CPU is reset, A/D conversion will be ready. At this time, this signal is set and A/D conversion is processed.

When this signal is off, A/D conversion is not processed. In the following case, A/D module ready will be reset.

· During Offset/Gain calibration mode

X01

Flag indicating A/D-converted

If all the enabled channels convert, this signal will be set.

X02

Flag indicating operation condition set up

This is used as the interlock condition to set/reset request to set up operation condition(Y02) when enabling/disabling to A/D-convert is switched.

When this signal(X02) is reset, A/D conversion is not processed. In the following case, flag indicating operation condition set up will be reset.

· When module ready is reset.

· When requesting to set up operation condition is set.

Open

X03

Flag indicating the channel switched

This is used as the interlock condition to set/reset request to switch a channel (Y03) when the channel for calibrating offset and gain is switched.

Refer to Chapter 7 for offset/gain calibration.

Open

X04

Flag indicating Offset or Gain calibration mode

This is used as the interlock condition to set/reset requesting to calibrate offset/gain(Y04) when registering value after an offset/a gain are calibrated.

Refer to Chapter 7 for offset/gain calibration.

X0F

If an error occurs in writing to buffer memory, this flag will be set.

To clear error code, request to clear the error(Y0F) is be set.