W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 151

• Manufacturer Part Number: W90221X
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

Interrupt Enable Register (IER)
Port address: 0xf000037d
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
W90221X version 0.6
Reserved
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
PEMU
1
Reserved
Peripheral emulation mode enable
Device is not operating in "peripheral emulation mode" or "test mode"
Set device to "peripheral emulation mode" or "test mode"
(This bit along with FCR[4:5] are used to choose device operation
mode.)
Time-out interrupt (Irpt_TOUT) enable
Mask Irpt_TOUT
Enable Irpt_TOUT
DMA terminal-count interrupt (Irpt_TC) enable
Mask Irpt_TC
Enable Irpt_TC
DFIFO empty interrupt (Irpt_TEMP) enable
Mask Irpt_TEMP
Enable Irpt_TEMP
DFIFO read threshold interrupt (Irpt_RDA) enable
Mask Irpt_RDA
Enable Irpt_RDA
nFault Interrupt (Irpt_nFault) enable
Mask Irpt_nFault
Enable Irpt_nFault
Loop back enable
Loop-back disable
Loop-back enable
(During loop-back mode, {nStrobe, nAutoFd, nInit, nSelectIn} will be
fed to {nAck, Busy, PError, nFault} internally. This mode is used only
for test issue.)
Tout_Ien
2
Access type: read/write
TC_Ien
3
Temp_Ien Rda_Ien nFault_Ien
4
5
6
Default: 0x0
LOOP
7
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