GPMC
7.1.5.4
GPMC_IRQSTATUS
This interrupt status register regroups all the status of the module internal events that can generate an
interrupt.
Figure 7-54. GPMC_IRQSTATUS
31
16
Reserved
R-0
15
10
9
8
Reserved
WAIT1EDGE
WAIT0EDGE
DETECTIONSTATUS
DETECTIONSTATUS
R-0
R/W-0
R/W-0
7
2
1
0
Reserved
TERMINAL
FIFOEVENT
COUNTSTATUS
STATUS
R-0
R/W-0
R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 7-58. GPMC_IRQSTATUS Field Descriptions
Bit
Field
Value
Description
31-10
Reserved
0
Reserved
9
WAIT1EDGEDETECTIONSTATUS
Status of the Wait1 Edge Detection interrupt
R0
A transition on WAIT1 input pin has not been detected
W0
WAIT1EDGEDETECTIONSTATUS bit unchanged
R1
A transition on WAIT1 input pin has been detected
W1
WAIT1EDGEDETECTIONSTATUS bit is reset
8
WAIT0EDGEDETECTIONSTATUS
Status of the Wait0 Edge Detection interrupt
R0
A transition on WAIT0 input pin has not been detected
W0
WAIT0EDGEDETECTIONSTATUS bit unchanged
R1
A transition on WAIT0 input pin has been detected
W1
WAIT0EDGEDETECTIONSTATUS bit is reset
7-2
Reserved
0
Reserved
1
TERMINALCOUNTSTATUS
Status of the TerminalCountEvent interrupt
R0
Indicates that CountValue is greater than 0
W0
TERMINALCOUNTSTATUS bit unchanged
R1
Indicates that CountValue is equal to 0
W1
TERMINALCOUNTSTATUS bit is reset
0
FIFOEVENTSTATUS
Status of the FIFOEvent interrupt
R0
Indicates than less than GPMC_PREFETCH_STATUS[16]
FIFOTHRESHOLDSTATUS bytes are available in prefetch mode
and less than FIFOTHRESHOLD bytes free places are available in
write-posting mode.
W0
FIFOEVENTSTATUS bit unchanged
R1
Indicates than at least GPMC_PREFETCH_STATUS[16]
FIFOTHRESHOLDSTATUS bytes are available in prefetch mode
and at least FIFOTHRESHOLD bytes free places are available in
write-posting mode.
W1
FIFOEVENTSTATUS bit is reset
369
SPRUH73H – October 2011 – Revised April 2013
Memory Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated