Ctrl1 Register; Ctrl2 Register; Ctrl3 Register - PEP Modular Computers Modular Computers RS485 User Manual

Chapter 6 Communications Modules

6.2.7.2 CTRL1 Register

CTRL1-7
RST
ENIO-P
ENI1-TC
ENI2-EOR enable / disable (1 / 0) interrupt on end-of-range switch 1 / 2
ENI3-MH
DIR
SOT
AR
RST

6.2.7.3 CTRL2 Register

CTRL2-7
CF1
FDL0-4
P
CF1-0

6.2.7.4 CTRL3 Register

CTRL3-7
unused
CM
DT
PT
October 01, 1996
CTRL1-6 CTRL1-5
AR SOT
enable / disable (1 / 0) interrupt on parity error
enable / disable (1 / 0) interrupt on transmission complete
enable / disable (1 / 0) interrupt on comparison match
direction control ('1' activates the optocouplers)
start transmission control ('1' = set; single-shot-set by lib.)
select automatic repeat mode (when set -> '1')
set / clear (1 / 0) Reset output
CTRL2-6 CTRL2-5
CF0 P
number of data bits, excluding parity, minus 1
enable / disable (1 / 0) use of parity (encoder dependent)
data transmission frequency:
0-0 62.5 kHz
1-0 125 kHz
0-1 250 kHz
1-1 500 kHz
CTRL3-6 CTRL3-5
unused unused
A logical '1' clears the MATCH output and LED
data type (0:Gray, 1:Binary) according to encoder type
If '0' is set, the result in the data register is binary.
parity type (0:Odd, 1:Even) according to encoder type.
©1996 PEP Modular Computers GmbH
SMART I/O User's Manual
CTRL1-4 CTRL1-3
DIR EN13-MH
CTRL2-4 CTRL2-3
FDL4 FDL3
CTRL3-4 CTRL3-3
unused unused
CTRL1-2 CTRL1-1
EN12-EOR ENI1-TC
CTRL2-2 CTRL2-1
FDL2 FDL1
CTRL3-2 CTRL3-1
PT DT
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