Cypress FM4 Series - IRQ078;113 Batch Read Register (Irqxxxmon)

CHAPTER 8: Interrupts
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 415
4.25 IRQ078/113 Batch Read Register (IRQxxxMON)
The IRQ078MON and IRQ113MON Registers can read out at once the interrupts (DRQ interrupts of
endpoint 0 to endpoint 5 of USB ch.0, and DRQ interrupts of endpoint 0 to endpoint 5 of USB ch.1,
HDMI-CEC remote control reception ch.0 interrupt) assigned to exception no. 94 and no. 129
respectively.
Register configuration
bit
31
8
Field
Reserved
Attribute
R
Initial value
0x000000
bit
7
6
5
4
3
2
1
0
Field
Reserved
RCEC0INT
USB_DRQ_INT
Attribute
R
R
R
Initial value
00
0
00000
Register function
[bit31:6] Reserved: Reserved bits
A reserved bit reads 0.
[bit5] RCEC0INT
Value
Description
0
There is no HDMI-CEC remote control reception ch.0 interrupt.
1
A HDMI-CEC remote control reception ch.0 interrupt has been made.
[bit4:0] USB0INT
bit
Value
Description
4
0
There is no endpoint 5 DRQ interrupt request of the USB channel corresponding
to the IRQxxxMON Register.
1
An endpoint 5 DRQ interrupt request of the USB channel corresponding to the
IRQxxxMON Register has been made.
3
0
There is no endpoint 4 DRQ interrupt request of the USB channel corresponding
to the IRQxxxMON Register.
1
An endpoint 4 DRQ interrupt request of the USB channel corresponding to the
IRQxxxMON Register has been made.
2
0
There is no endpoint 3 DRQ interrupt request of the USB channel corresponding
to the IRQxxxMON Register.
1
An endpoint 3 DRQ interrupt request of the USB channel corresponding to the
IRQxxxMON Register has been made.
1
0
There is no endpoint 2 DRQ interrupt request of the USB channel corresponding
to the IRQxxxMON Register.
1
An endpoint 2 DRQ interrupt request of the USB channel corresponding to the
IRQxxxMON Register has been made.
0
0
There is no endpoint 1 DRQ interrupt request of the USB channel corresponding
to the IRQxxxMON Register.
1
An endpoint 1 DRQ interrupt request of the USB channel corresponding to the
IRQxxxMON Register has been made.
RCEC0INT only exists in IRQ113MON. It is reserved in IRQ078MON.
See Table 3-1 and Table 3-2 for the relationship between exception no. and interrupt.