xr16m752im48 Exar Corporation, xr16m752im48 Datasheet - Page 37

• Manufacturer Part Number: xr16m752im48
• Description: Xr68m752 -high Performance Duart With 64-byte Fifo
• Manufacturer: Exar Corporation

REV. 1.0.2
•
These registers are used as the programmable software flow control characters xoff1, xoff2, xon1, and xon2.
For more details, see
4.14.1
Logic 1 = Enable Automatic CTS flow control. Data transmission stops when CTS# input de-asserts HIGH.
Data transmission resumes when CTS# returns LOW.
Software Flow Control Registers (XOFF1, XOFF2, XON1, XON2) - Read/Write
REGISTERS
DLM, DLL
FIFO Rdy
XOFF1
XOFF2
XON1
XON2
MCR
RHR
MSR
DLD
THR
FCR
LCR
SPR
TCR
EFR
LSR
TLR
IER
ISR
T
Table
ABLE
8.
16: UART RESET CONDITIONS FOR CHANNEL A AND B
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 = 0x00
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x01
Bits 7-0 = 0x1D
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. Only resets to these values during a power up. They do not
reset when the Reset Pin is asserted.
Bits 7-0 = 0x0F
Bits 7-0 = 0x00
Bits 7-0 = 0x03
Bits 7-0 = 0x00
Bits 7-0 = 0x00. Only resets to these values during a power up. They do not
reset when the Reset Pin is asserted.
Bits 7-0 = 0x00. Only resets to these values during a power up. They do not
reset when the Reset Pin is asserted.
Bits 7-0 = 0x00. Only resets to these values during a power up. They do not
reset when the Reset Pin is asserted.
Bits 7-0 = 0x00. Only resets to these values during a power up. They do not
reset when the Reset Pin is asserted.
37
HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
RESET STATE
XR16M752/XR68M752