XR16C2852CJ View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XR16C2852CJ' PDF : 51 Pages View PDF
XR16C2852
2.97V TO 5.5V DUAL UART WITH 128-BYTE FIFOS
xr
REV. 2.1.1
TABLE 16: UART RESET CONDITIONS FOR CHANNEL A AND B
REGISTERS
RESET STATE
DLL
Bits 7-0 = 0xXX
DLM
Bits 7-0 = 0xXX
AFR
Bits 7-0 = 0x00
RHR
Bits 7-0 = 0xXX
THR
Bits 7-0 = 0xXX
IER
Bits 7-0 = 0x00
FCR
ISR
Bits 7-0 = 0x00
Bits 7-0 = 0x01
LCR
Bits 7-0 = 0x00
MCR
Bits 7-0 = 0x00
LSR
Bits 7-0 = 0x60
MSR
Bits 3-0 = Logic 0
Bits 7-4 = Logic levels of the inputs inverted
SPR
Bits 7-0 = 0xFF
EMSR
Bits 7-0 = 0x80
FLVL
Bits 7-0 = 0x00
EFR
Bits 7-0 = 0x00
XON1
Bits 7-0 = 0x00
XON2
Bits 7-0 = 0x00
XOFF1
Bits 7-0 = 0x00
XOFF2
Bits 7-0 = 0x00
FC
Bits 7-0 = 0x00
I/O SIGNALS
RESET STATE
TX
HIGH
OP1#
HIGH
MF#
HIGH
RTS#
HIGH
DTR#
HIGH
TXRDY#
LOW
INT
LOW
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