xr16l784iv Exar Corporation, xr16l784iv Datasheet - Page 40

• Manufacturer Part Number: xr16l784iv
• Description: High Performance 2.97v To 5.5v Quad Uart
• Manufacturer: Exar Corporation

XR16L784
HIGH PERFORMANCE 2.97V TO 5.5V QUAD UART
I/O SIGNALS
DTR#[ch-3:0]
RTS#[ch-3:0]
REGISTERS
IRTX[ch-3:0]
TX[ch-3:0]
TXTRG
RXCNT
RXTRG
XCHAR
TXCNT
XOFF1
XOFF2
XON1
XON2
FCTR
RHR
MCR
MSR
DLM
THR
FCR
SPR
LCR
LSR
EFR
DLL
IER
ISR
T
ABLE
19: UART RESET CONDITIONS
Bits 7-4 = logic levels of the inputs
40
Bits 3-0 = logic 0
RESET STATE
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0xFF
RESET STATE
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 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
HIGH
HIGH
HIGH
LOW
xr
REV. 1.2.2