參數(shù)資料
型號: ST16C450IP40
廠商: EXAR CORP
元件分類: 微控制器/微處理器
英文描述: UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART)
中文描述: 1 CHANNEL(S), 1.5M bps, SERIAL COMM CONTROLLER, PDIP40
封裝: DIP-40
文件頁數(shù): 17/28頁
文件大?。?/td> 182K
代理商: ST16C450IP40
ST16C450
17
Rev. 4.20
Scratchpad Register (SPR)
The ST16C450 provides a temporary data register to
store 8 bits of user information.
ST16C450 EXTERNAL RESET CONDITIONS
REGISTERS
RESET STATE
IER
ISR
IER BITS 0-7 = logic 0
ISR BIT-0=1, ISR BITS 1-7 = logic
0
BITS 0-7 = logic 0
LSR BITS 0-4 = logic 0,
LSR BITS 5-6 = logic 1 LSR, BIT
7 = logic 0
MSR BITS 0-3 = logic 0,
MSR BITS 4-7 = logic levels of the
input signals
LCR, MCR
LSR
MSR
SIGNALS
RESET STATE
TX
-OP1
-OP2
-RTS
-DTR
CSOUT
INT
Logic 1
Logic 1
Logic 1
Logic 1
Logic 1
Logic 0
Logic 0
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