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Evaluate: MAX6884/MAX6885

MAX6884 Evaluation System/

Evaluation Kit

voltage in the adjacent box when using the

External

reference feature.

The MAX6884 EV kit software continuously polls the

MAX6884 to make sure the two boards have not become

inadvertently disconnected. An undesired result of this

bus for desired bit patterns. Disable this feature by check-

ing the

Automatic Diagnostics are required to ensure that the

CMOD232 board does not become disconnected from

the PC. Disable this function by resetting the

Automatic

Diagnostics checkbox.

Click the

Reboot button to initiate a software reboot.

Force the MAX6884 to draw power from the VCC pin

(instead of an IN_ pin) by checking the

Power MAX6884

from VCC checkbox.

WARNING: Improper use of the Power MAX6884 from

VCC checkbox may cause damage to the device and EV

kit. Refer to the Powering the MAX6884/MAX6885 section

in the MAX6884/MAX6885 data sheet for details on how

to correctly apply power to the MAX6884.

Status Bar

The status bar (Figure 2) displays the MAX6884 status

information and is updated every 500ms. Disable status

reads by unchecking the

Automatic Status Read check-

box. Force a manual status read by clicking the

Read

Status button.

When a voltage monitor detects that the (A) or (B) thresh-

old is crossed, a fault condition is asserted. This fault reg-

ister status is displayed in the status bar. V2A_ indicates

that IN2 is under its A threshold, V3_B indicates that IN3

has crossed its B threshold, and V6AB indicates that IN6

has crossed both its A and B thresholds.

Figure 1. MAX6884 EV Kit Software Main Window

Figure 2. MAX6884 EV Kit Software Status Bar