GE IC697VAL348 user manual Configuration, Jumper Function Preset Condition

2

Configuration

This section of the manual describes the Digital-to-Analog Converter Board set-up procedure and jumper configuration. The board select base address and board jumper configuration is factory preset and shown in Table 2-1 below. The base address selection switches (S1 and S2) are factory configured at XXXX0060 HEX.

Table 2-1: Digital-to-Analog Converter Board Factory Preset Configuration

Jumper Function

Preset Condition

NOT

USED A07 A06 A05

S1

Base address selection switches (A07, A06, A05)

ON, CLOSED =0

OFF, OPEN = 1

S2

JC

JA, JB

Base address selection switches (A15 to A08)

Determines address modifier response of the board. Installed jumper indicates response to short nonprivileged I/O access.

Determines the digital code written to the DAC. JB installed gives two’s complement binary coding. JA installed gives offset binary coding.

A15A08

ON

OFF

	NOT
JC	INSTALLED

JA JB

JD

JE

Installation of this jumper enables the program controlled start convert mode as detailed in “Program Control Update Mode” on page 4-4.

Installation of this jumper enables the external start convert mode as detailed in “External Trigger Update Mode” on page 4-4. Jumper JD must also be installed to enable this mode.

JD

NOT

INSTALLED

JE

NOT

INSTALLED

GFK-2059 Chapter 2 Configuration and Installation 2-3