FDC37B77X SMSC Corporation, FDC37B77X Datasheet - Page 76

• Manufacturer Part Number: FDC37B77X
• Description: ENHANCED SUPER I/O CONTROLLER WITH WAKE UP FEATURES
• Manufacturer: SMSC Corporation

Note
Note
BAUD RATE
Interrupt Enable Register
Interrupt Identification Reg.
FIFO Control
Line Control Reg.
MODEM Control Reg.
Line Status Reg.
MODEM Status Reg.
TXD1, TXD2
INTRPT (RCVR errs)
INTRPT (RCVR Data Ready)
INTRPT (THRE)
OUT2B
RTSB
DTRB
OUT1B
RCVR FIFO
XMIT FIFO
DESIRED
1
460800
2
: The percentage error for all baud rates, except where indicated otherwise, is 0.2%.
: The High Speed bit is located in the Device Configuration Space.
REGISTER/SIGNAL
GENERATE 16X CLOCK
DIVISOR USED TO
32769
Table 32 - Reset Function Table
RESET
RESET
RESET
RESET
RESET
RESET
RESET
RESET
RESET/Read LSR
RESET/Read RBR
RESET/ReadIIR/Write THR
RESET
RESET
RESET
RESET
RESET/
FCR1*FCR0/_FCR0
RESET/
FCR1*FCR0/_FCR0
RESET CONTROL
BETWEEN DESIRED AND ACTUAL
76
PERCENT ERROR DIFFERENCE
0.16
All bits low
Bit 0 is high; Bits 1 - 7 low
All bits low
All bits low
All bits low
All bits low except 5, 6 high
Bits 0 - 3 low; Bits 4 - 7 input
High
Low
Low
Low
High
High
High
High
All Bits Low
All Bits Low
RESET STATE
1
SPEED BIT
HIGH
1
2