xr16l651im Exar Corporation, xr16l651im Datasheet - Page 38

• Manufacturer Part Number: xr16l651im
• Description: 2.25v To 5.5v Uart With 32-byte Fifo
• Manufacturer: Exar Corporation

XR16L651
2.25V TO 5.5V UART WITH 32-BYTE FIFO
IRQA, IRQB, IRQC (PC Mode)
INT# (68 Mode)
INT (16 Mode)
I/O SIGNALS
REGISTERS
TXRDY#
RXRDY#
XOFF1
XOFF2
XON1
XON2
IRPW
DTR#
RTS#
OP1#
OP2#
MCR
MSR
DLM
RHR
THR
FCR
SPR
LCR
LSR
XFR
EFR
DLL
IER
ISR
TX
T
ABLE
13: UART RESET CONDITIONS
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x01
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x60
Bits 7-0 = 0x00
Bits 3-0 = logic 0
Bits 7-4 = logic levels of the inputs
Bits 7-0 = 0x00
Bits 7-0 = 0xFF
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Normal = logic 1
Infrared = logic 0
Logic 1
Logic 1
Logic 1
Logic 1
Logic 0
Logic 1
Logic 0
Logic 1
Three-State Condition
38
RESET STATE
RESET STATE
áç
áç
áç
áç
REV. 1.3.0