XR16L78464-TQFP EXAR [Exar Corporation], XR16L78464-TQFP Datasheet - Page 40

• Manufacturer Part Number: XR16L78464-TQFP
• Description: HIGH PERFORMANCE 2.97V TO 5.5V QUAD UART
• Manufacturer: EXAR [Exar Corporation]

XR16L784
HIGH PERFORMANCE 2.97V TO 5.5V QUAD UART
I/O SIGNALS
DTR#[ch-3:0]
REGISTERS
RTS#[ch-3:0]
IRTX[ch-3:0]
TX[ch-3:0]
RXCNT
RXTRG
XCHAR
TXCNT
TXTRG
XOFF1
XOFF2
FCTR
XON1
XON2
MCR
MSR
DLM
RHR
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
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
RESET STATE
HIGH
HIGH
HIGH
LOW
áç
áç
áç
áç
REV. 1.2.0