W90220F Winbond Electronics Corp America, W90220F Datasheet - Page 52

• Manufacturer Part Number: W90220F
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

The above information is the exclusive intellectual property of Winbond Electroncs Corp. and shall not be dsiclosed or distributed or reproduced without permission from
Winbond.
52
Interrupt Enable Register (IER)
Port address : 0xf000037d
Bits 1
Bit 2
Bit 3
Bit 4
Bit 5
Reserved
0
Peripheral Emulation Mode enable
This bit along with FCR[4:5] are used to choose device operation mode.
Time-Out Interrupt (Irpt_TOUT) enable
DMA Terminal-Count Interrupt (Irpt_TC) enable
Dfifo Empty Interrupt (Irpt_TEMP) enable
Dfifo Read Threshold Interrupt (Irpt_RDA) enable
0 = Device is not operating in "Peripheral Emulation Mode" or "Test Mode"
1 = Set device to "Peripheral Emulation Mode" or "Test Mode"
0 = Mask Irpt_TOUT
1 = Enable Irpt_TOUT
0 = Mask Irpt_TC
1 = Enable Irpt_TC
0 = Mask Irpt_TEMP
1 = Enable Irpt_TEMP
0 = Mask Irpt_RDA
1 = Enable Irpt_RDA
PEMU
FCR[6:7]
1
0 0
0 1
1 0
1 1
Tout_Ien
2
PWord = 1 byte
Read/Write
TC_Ien
16 bytes
12 bytes
8 bytes
1 byte
3
Read Threshold level
Temp_Ien Rda_Ien nFault_Ien
4
Power-on Default : 0x0
PWord = 4 bytes
5
16 bytes
12 bytes
8 bytes
4 bytes
6
LOOP
7
W90220F
Version 0.84