turck BL67 - Schematic Diagram of the Read Sequence

Technology modules
D300529 0115 - BL67 I/O modules12-90
REG_RD_ABORT = 1 indicates that the register could not be read. REG_RD_ADR in
the process input
data then contains the address that could not be accessed successfully. The user data is then set to
ZERO.
12.5.12 Schematic diagram of the read sequence
The following diagram shows the general procedure for the read operation:
Figure 12-47:
Schematic dia-
gram of the read
sequence
START
REG_RD_ADR := Registeradr.
REG_RD_ADR =
REG_ACT_RD_ADR
Wert := REG_RD_DATA
(Byte4..7)
JA: gelesene
Adresse gültig
REG_RD_ABORT = 0
JA: Ergebnis OK
NEIN: Error
NEIN: Error
REG_RD_ADR := 0