Regency 4734 Instalační manuál stáhnout pdf (Strana 49)

Regency

Model 4734 Access Control Expander Installation Manual (P/N 150807, Rev. A) Revised 5/98

10:GET8

Takes eight status bits that are grouped

together from the 4734’s memory and

place them on top of the stack.

NOTE This group of eight bits consti-

tutes a single item on the stack.

$@0000

The address of the

group of eight status

bits in the 4734’s mem-

ory.

11:GETC

Takes a constant number and places it on

top of the stack.

VALUE:0

Value of the constant

(0-255) to get.

12:PUT1

Retrieves a single status bit from the top

of the stack

and

transfers it to a single bit position on an

output port or memory location.

$@0000

8-bit output address to

which the bit is to be

transferred.

BIT #(0-7):0.

Specific location to put

the single bit into.

13:PUT8

Retrieves eight status bits that are

grouped together from the top of the stack

and transfers them to an 8-bit position on

an output port or memory location.

$@0000

8-bit output address to

which the eight bits are

to be transferred.

14:EQU0

True/False if result is zero (conserves

statements for common operation).

Next statement in

program.

None

15:DCNT

Down Count, value-1 if value > 0 (useful

for timers).

Next statement in

program.

None

16:Greater

than

True/false result of comparison (Y > X).

Next statement in

program.

None

17:Less than True/false result of comparison (Y < X).

Next statement in

program.

None

18:2BIN

Converts number from BCD (binary coded

decimal) to binary. (Use to convert TSEC,

TMIN, THR, MONTH, MDAY to binary

number before comparison.)

Next statement in

program.

None

19:2BCD Converts binary number to BCD.

Next statement in

program.

None

20:Multiply, *,

MUL

Multiplies two number.

Next statement in

program.

None

21:2BIT Converts number (0-7) to bit in byte.

Next statement in

program.

None

0:END

Always the last statement in the program.

If an END statement is inserted, it

becomes the new end of the program.

END None

Table 14: Programmable I/O Statement Operations

Operation What It Does

Screen Prompt

That Follows

Additional Information

Needed

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 69 70

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