Status Indicator Register; Nor Flash Control/Status Register - SMART Embedded Computing MVME7100 Programmer's Reference Manual

Register Descriptions
3.1.3

Status Indicator Register

The MVME7100 provides a Status Indicator Register that may be read by the system
software to determine the state of the on-board status indicator LEDs or written to by
system software to illuminate the corresponding on-board LED.
Table 3-4
REG
BIT
Field
OPER
RESET
USR1R
USR1Y
USR2_LED
USR3_LED
RSVD
3.1.4

NOR Flash Control/Status Register

The MVME7100 Flash Control/Status Register provides software controlled bank write
protect and map select functions as well as boot block select, bank write protect, and
activity status for the NOR flash.
26
Status Indicator Register
Status Indicator Register - 0xF200 0002
7 6 5
RSVD RSVD RSVD
R R R
0 0 0
User LED 1 RED. This bit is used to control the USR1 bi-color LED located
on the front panel. A set condition illuminates the red segment of the front
panel LED and a cleared condition extinguishes the red segment of the
front panel LED.
User LED 1 Yellow. This bit is used to control the USR1 bi-color LED
located on the front panel. A set condition illuminates the yellow segment
of the front panel LED and a cleared condition extinguishes the yellow
segment of the front panel LED.
User LED 2. This bit is used to control the planar USR2 LED. A set
condition illuminates the LED and a cleared condition extinguishes the
LED.
User LED 3. This bit is used to control the planar USR3 LED. A set
condition illuminates the LED and a cleared condition extinguishes the
LED.
Reserved for future implementation
MVME7100 Single Board Computer Programmer's Reference (6806800E82C)
4 3 2
RSVD USR3 USR2
R R/W R/W
0 0 0
Register Descriptions
1 0
USR1 USR1
Y R
R/W R/W
0 1