MSI-4300 Porta-Weigh Plus/7 Key
•
User Guide
Page 35
M E A S U R E M E N T S Y S T E M S I N T E R N A T I O N A L
Baud Rate:
300, 600, 1200, 2400, 4800, 9600, 19200, 38400
Data Bits:
7 or 8
Parity:
None, Even, Odd
Start Bits:
1
Stop Bits:
1 or 2
Data Format:
Each transmitted reading consists of 24 to 33 characters including 10
customizable characters. The preamble (five characters) is intended
F
Post String
A
Preamble
# 1
sp
X X X X X X X X
sp
Y Y Y Y Y Y Y
sp
Z Z Z
Data Field
B
C
D
E
for
printer control characters but can be any ASCII characters. The post
string (five characters) is used for Line Feed or other end-of -line
control characters. In addition, there is a 5 character initialization
string transmitted when the Porta-Weigh Plus is turned on. These three
character strings are custom programmed to customer specifications
into the Porta-Weigh Plus at the factory. The standard configuration is
optimized for a 24 column printer, available from several manufactur-
ers. Contact the factory for a list of plug compatible printers. The
transmitted data is grouped in fields, A through F, defined as follows:
A. Preamble field: up to 5 characters can be sent for control
characters and printer formatting. The standard configuration
eliminates the preamble.
B. ID Code Field: the first character is the number sign, the
second character is a digit from 1 to 9 indicating the ID
number.
C. Weight Field: eight characters of weight or total data. “0” to
“9”, including a minus sign and a decimal point if appropri-
ate.
D. Mode Field: seven characters that indicate the printed weight
modes: GROSS, NET, TOTAL, PKGROSS, PKNET
E.
Units Field: three characters that indicate the weight unit: lbs,
