FDC37B787-NS SMSC, FDC37B787-NS Datasheet - Page 182

• Manufacturer Part Number: FDC37B787-NS
• Description: IC CTRLR SUPER I/O ENH 128-QFP
• Manufacturer: SMSC

Specifications of FDC37B787-NS

• Controller Type: I/O Controller
• Interface: ISA Host
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 70mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1006

a)
5)
SMSC Defined Logical Device Configuration Registers
The SMSC Specific Logical Device Configuration Registers reset to their default values only on hard resets
generated by Vcc POR or VTR POR or VBAT POR (as shown) or the RESET_DRV signal.
i) (DMA) dmaEn from ecr register. See table.
ii) IRQ - See table.
ECP Mode:
Real Time Clock and Keyboard Controller: Refer to the RTC and KBD section of this spec.
(FROM ECR REGISTER)
000
001
010
011
100
101
110
111
MODE
PRINTER
CONFIG
TEST
FIFO
SPP
ECP
EPP
RES
CONTROLLED BY
185
IRQ PIN
IRQE
IRQE
IRQE
IRQE
IRQE
(on)
(on)
(on)
CONTROLLED BY
PDREQ PIN
dmaEn
dmaEn
dmaEn
dmaEn
dmaEn
dmaEn
dmaEn
dmaEn