W83697UG Nuvoton Technology Corporation of America, W83697UG Datasheet - Page 28

• Manufacturer Part Number: W83697UG
• Description: IC LPC SUPER I/O 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83697UG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V, 5V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant

CR28 (Default 0x00)
Bit 5:
Bit 4:
Bit 3:
Bit 2:
Bit 1:
Bit 0:
Bit [7:4]: Reserved.
Bit [3]:
Bit [2:0]: PRTMODS2 - PRTMODS0
LOCKREG
0
1
Reserved
DSFDLGRQ
0
1
DSPRLGRQ
0
1
DSUALGRQ
0
1
DSUBLGRQ
0
1
Flash ROM I/F Address Segment (FFE80000h ~ FFEFFFFFh) enable/disable
0
1
0xx Parallel Port Mode
100 Reserved
101 External FDC Mode
110 Reserved
111 External two FDC Mode
Enable R/W Configuration Registers.
Disable R/W Configuration Registers.
Enable FDC legacy mode on IRQ and DRQ selection, then DO register bit 3 is
effective on selecting IRQ
Disable FDC legacy mode on IRQ and DRQ selection, then DO register bit 3 is not
effective on selecting IRQ
Enable PRT legacy mode on IRQ and DRQ selection, then DCR bit 4 is effective on
selecting IRQ
Disable PRT legacy mode on IRQ and DRQ selection, then DCR bit 4 is not effective
on selecting IRQ
Enable UART A/C legacy mode IRQ selecting, then HCR bit 3 is effective on
selecting IRQ
Disable UART A/C legacy mode IRQ selecting, then HCR bit 3 is not effective on
selecting IRQ
Enable UART B/D legacy mode IRQ selecting, then HCR bit 3 is effective on
selecting IRQ
Disable UART B/D legacy mode IRQ selecting, then HCR bit 3 is not effective on
selecting IRQ
Disable
Enable
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W83697UF/W83697UG