ADM1034

Rev. 0 | Page 39 of 40

Table 72. Register 0x4F, Status 1, Power-On Default = 0x00, Lock = N, SW Reset = Y

Bit

Name

R/W

Description

7

Local Temp High

R

A 1 indicates that the local high limit has been tripped.

6

Local Temp Low

R

A 1 indicates that the local low limit has been tripped.

5

Remote 1 Temp High

R

A 1 indicates that the Remote 1 high limit has been tripped.

4

Remote 1 Temp Low

R

A 1 indicates that the Remote 1 low limit has been tripped.

3

Remote 1 Diode Error

R

A 1 indicates that a short or an open has been detected on the Remote 1 temperature channel.

This test is completed once on each conversion.

2

Remote 2 Temp High

R

A 1 indicates that the Remote 2 high limit has been tripped.

1

Remote 2 Temp Low

R

A 1 indicates that the Remote 2 low limit has been tripped.

0

Remote 2 Diode Error

R

A 1 indicates that a short or an open has been detected on the Remote 2 temperature channel.

This test is completed once on each conversion.

Table 73. Register 0x50, Status 2, Power-On Default = 0x00, Lock = N, SW Reset = Y

Bit

Name

R/W

Description

7

Local THERM

R

A 1 indicates that the local THERM limit has been tripped.

6

Remote 1 THERM

R

A 1 indicates that the Remote 1 THERM limit has been tripped.

5

Remote 2 THERM

R

A 1 indicates that the Remote 2 THERM limit has been tripped.

4

THERM % Exceeded

R

A 1 indicates that the THERM signal has been asserted for longer than the programmed limit.

Clear on Read. If THERM % Limit = 0x00 and THERM is asserted, it is reasserted immediately.

3

THERM Asserted

R

A 1 indicates that the THERM signal has been asserted low as an input only.

2

THERM_State

R

A 1 indicates that the THERM pin has been asserted low as an output.

1

Reserved

R

Reserved.

0

Reserved

R

Reserved.

Table 74. Register 0x51, Status Register 3, Power-On Default = 0x00, Lock = N, SW Reset = Y

Bit

Name

R/W

Description

7

Fan 1 Stalled

R

A 1 indicates that Fan 1 has stalled.

6

Fan Alarm Speed

R

A 1 indicates that the fans are running at full speed due to an alarm condition, for instance, when

a THERM temperature limit is exceeded.

5

Fan 2 Stalled

R

A 1 indicates that Fan 2 has stalled.

4

Reserved

R

Reserved.

3

Reserved

R

Reserved.

2

Reserved

R

Reserved.

1

Reserved

R

Reserved.

0

ALERT Low

R

A 1 indicates that the ADM1034 has pulled the ALERT output pin low. This allows polling of a

single status register to determine if an ALERT condition in any of the status registers has

occurred.