參數(shù)資料
型號: XR16L2751CM
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: 2.25V TO 5.5V DUART WITH 64-BYTE FIFO AND POWERSAVE
中文描述: 2 CHANNEL(S), 6.25M bps, SERIAL COMM CONTROLLER, PQFP48
封裝: 7 X 7 MM, 1 MM HEIGHT, TQFP-48
文件頁數(shù): 39/52頁
文件大?。?/td> 618K
代理商: XR16L2751CM
XR16L2751
2.25V TO 5.5V DUART WITH 64-BYTE FIFO AND POWERSAVE
REV. 1.0.0
á
39
4.21
These registers are used as the programmable software flow control characters xoff1, xoff2, xon1, and xon2.
For more details, see
Table 7
.
Software Flow Control Registers (XOFF1, XOFF2, XON1, XON2) - Read/Write
T
ABLE
17: UART RESET CONDITIONS FOR CHANNEL A AND B
REGISTERS
RESET STATE
DLM and DLL
Bits 15-0 = 0x0001. Only resets during a power up. It doesn’t reset
when the Reset Pin is asserted.
RHR
Bits 7-0 = 0xXX
THR
Bits 7-0 = 0xXX
IER
Bits 7-0 = 0x00
FCR
Bits 7-0 = 0x00
ISR
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
Logic 1
OP2#
Logic 1
RTS#
Logic 1
DTR#
Logic 1
RXRDY#
Logic 1
TXRDY#
Logic 0
INT
Three-State Condition
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