Alstom GEM80-400 Series, Техническое руководство

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2. Controller Architecture and Program Operation GEM80-400
Page 2-20 ALSPA GEM80-400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04/99
Function Instruction GEM 80
Special
Function Remarks Number of
Instruct-
ions Number of
Table
Locations
used by
VALUE Execution
Time in
µ
s
Incremental 3
term controller PIDINC S35 Provides incremental,
proportional, integral and
derivative control with
incremental output 2 9 (See Note
7) 144
Incremental
output INCOUT S36 Incremental output with
limits and deadband 2 5 (See Note
7) 94
PID control PIDCON T60 Mode selectable time
independent PID control 2 - -
Programmable
PID control PIDSIM T61 Programmable PID control 2 20 -
6. Binary
Tests High state HISTATE S3 Reports bit number of
highest bit of 16-bit word
set on (1) 1 - 16
Bits ON BITSON S26 Reports number of bits set
on (1) in a group of 16-bit
words 2 2 See Note 12
Compare group CMPGRP T21 Compares two groups of
16 bits and reports details
of the first difference 2 3 See Note 13
Get bit GETBIT T22 Performs a test of on state
individual bits in group of
words 2 2 50
7. Binary
Manipulation Swaps 1/2
locations SWAP S4 Swap 1/2 locations 1 - 1
Shift SHIFT S27 Left and right shift on a
group of 16-bit words 2 3 See Note 14
Rotate ROTATE S28 Left and right rotation on a
group of 16-bit words 2 3 See Note 14
Put bit PUTBIT T23 Allows setting and resetting
of individual bits in groups
of words 2 3 See Note 15
Shifts bits in
words QSHIFT T27 Shifts bits of words left or
right 1 0 7-10
Rotate bits in
words QROTATE T28 Rotates bits of words left or
right 1 0 8-24
8. Numerical
Tests Compare COMPARE T0 Compares two inputs and
shows whether they are
equal, unequal, etc. These
GEM 80 Special Functions
report if: 2 1 11
Comparison EQ T1 (a) X=Y, Test for equality 1 0 3
- NE T2 (b) X
≠
Y, Test for inequality 1 0 3
- GT T3 (c) X greater than Y 1 0 3
- LT T4 (d) X less than Y 1 0 3
- GE T5 (e) X greater than/= Y 1 0 3
- LE T6 (f) X less than/= Y 1 0 3
Select maximum
in array MAXARAY S13 Finds maximum value in
array 2 3 See Note 16
Select minimum
in array MINARAY S14 Finds minimum value in
array 2 3 See Note 16
Select maximum MAX T7 Finds maximum of two
inputs 1 0 15
Select minimum MIN T8 Finds minimum of two
inputs 1 0 15
Compare Array CMPARAY T16 Array comparison 2 4 See Note 17
Delay Array DELARAY S15 Multiple delay array - - See Note 18
Negate NEGATE S5 Changes the sign of a
number 1 0 1.5
Absolute ABS S6 Makes a number positive 1 0 1.5
Non-zero NONZERO S7 Convert non-zero input
into integer -1 1 0 1.5
9. Numerical
Manipulation Floating point to
integer
conversion FPTOINT S76 Floating point to integer - - -
Error flag FPFLAGS S78 Floating point maths error 1 - -