XR18W750
WIRELESS UART CONTROLLER
T ABLE 15: UART RESET CONDITIONS
REV. 1.0.0
REGISTERS
DLM, DLL
RHR
THR
IER
FCR
ISR
LCR
MCR
LSR
MSR
SPR
EMSR
FLVL
EFR
FCTR
I/O SIGNALS
TX
RTS#
DTR#
RXRDY#
TXRDY#
INT
(IRQ#)
RESET STATE
DLM = 0x00 and DLL = 0x01. Only resets to these values during a power up.
They do not reset when the Reset Pin is asserted.
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 3-0 = Logic 0
Bits 7-4 = Logic levels of the inputs inverted
Bits 7-0 = 0xFF
Bits 7-0 = 0x80
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
RESET STATE
HIGH
HIGH
HIGH
HIGH
LOW
Three-State Condition (16 mode)
HIGH (68 mode)
34
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