Measurement Computing Serial488A - Manual (Page 18)

2.8
2.3.2 Serial Word Length Selection - Data Bits
SW1-6 determines the number of data bits, often referred to as word
length, for each serial character transmitted or received. The factory default
is 8 data bits.
SW1 View of Serial Word Length (Data Bits) Selection
OPEN
1 2 3 4 5 6 7 8 DOT
Switch
Side
View
OPEN
1 2 3 4 5 6 7 8
8 Data Bits 7 Data Bits
2.3.3 Serial Stop Bit Selection
Switch SW1-8 determines the number of stop bits contained in each
serial character transmitted and received. The factory default is 2 stop bits.
SW1 View for Serial Stop Bit Selection
OPEN
1 2 3 4 5 6 7 8 DOT
Switch
Side
View
OPEN
1 2 3 4 5 6 7 8
1 Stop Bit 2 Stop Bits
2.3.4 Serial Parity Selection
Serial Parity is selected with S2-6 through S2-8. The Serial488A
generates the selected parity during serial transmissions but it does not
check parity on data that is received. The factory default is parity disabled.