Next Advance SP2200 User Manual

Page 40

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NEXT>>>ADVANCE

www.nextadvance.com

SP2200Programmable Syringe

Pump

Publication #1200-02

35

04/29/10

TTL INPUT QUERY
IN <n>
E { 1 |2 | 3 | 4 | 5 }

Expansion Port Connector

Queries TTL level of pin on ‘TTL I/O’ connector. Set is not applicable.

<n> Indicates pin number on ‘TTL I/O’ connector

Valid values: 2, 3, 4, and 6.

E Reads from Expansion Port I/O connector on PCB.

Query response: <TTL level>

BUZZER
BUZ [ 0 | { 1 [ < n > ] } ]

Sets / queries buzzer

Set:

0 = Turn buzzer off;

1 = Turn buzzer on

if <n> specified

If <n> = 0, buzzer beeps continuously,
otherwise buzzer beeps <n> times

if <n> not specified, buzzer sounds continuously

Query response: { 0 | 1 }

0 = Buzzer off
1 = Buzzer is on continuously or beeping.

8.5.5 System Commands

SET PUMP NETWORK ADDRESS AND BAUD RATE
* ADR [ <address> [ B { 19200 | 9600 | 2400 | 1200 | 300 } ] ]

[DUAL | RECP]

Set/query pump network address

<address> => <n> [<n>]
<address> Valid range: 0 to 99

B { 19200 | 9600 | 2400 | 1200 | 300 } will change the baud rate as indicated. NOTE: The command

response and all further communications will be at the specified baud rate.

DUAL Sets the pump to Dual Pumping mode with a secondary pump.

RECP

Sets the pump to Reciprocating Pumping mode with a secondary pump.

With both Dual and Reciprocating modes, the baud rate defaults to 19,200.

This is a special system command that will be accepted by the pump regardless of its current address. Once
set, the pump will only respond to commands with the set address and at the specified baud rate.

Note: Once DUAL or RECP is set, the pump will only respond to commands that are preceded by the ‘*’
character. To exit DUAL or RECP mode, reset the address: * ADR 0

Example: *ADR

Query current address setting

*ADR 3

Set pump network address to 3. The pump will now only respond to
commands with address 3

*ADR 5 B 1200

Set the pump network address to 5 and the baud rate to 1200. The
command response will be at 1200 baud

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