參數(shù)資料
型號(hào): ST16C450CQ48TR-F
廠商: Exar Corporation
文件頁(yè)數(shù): 4/28頁(yè)
文件大?。?/td> 0K
描述: IC UART SINGLE 48TQFP
標(biāo)準(zhǔn)包裝: 1,500
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 1 字節(jié)
電源電壓: 2.97 V ~ 5.5 V
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 帶卷 (TR)
ST16C450
12
Rev. 4.20
REGISTER FUNCTIONAL DESCRIPTIONS
The following table delineates the assigned bit functions for the twelve ST16C450 internal registers. The as-
signed bit functions are more fully defined in the following paragraphs.
Table 4, ST16C450 INTERNAL REGISTERS
A2 A1 A0
Register
BIT-7
BIT-6
BIT-5
BIT-4
BIT-3
BIT-2
BIT-1
BIT-0
[Default]
Note *5
General Register Set
0
RHR [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
THR [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
1
IER [00]
0000
modem
receive
transmit
receive
status
line
holding
interrupt
status
register
interrupt
0
1
0
ISR [01]
0000
INT
priority
status
bit-2
bit-1
bit-0
0
1
LCR [00]
divisor
set
even
parity
stop
word
latch
break
parity
enable
bits
length
enable
bit-1
bit-0
1
0
MCR [00]
0
loop
-OP2
-OP1
-RTS
-DTR
back
1
0
1
LSR [60]
0
trans.
break
framing
parity
overrun
receive
empty
holding
interrupt
error
data
empty
ready
1
0
MSR [X0]
CD
RI
DSR
CTS
delta
-CD
-RI
-DSR
-CTS
1
SPR [FF]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
Special Register Set: Note *3
0
DLL [XX]
bit-7
bit-6
bit-5
bit-4
bit-3
bit-2
bit-1
bit-0
0
1
DLM [XX]
bit-15
bit-14
bit-13
bit-12
bit-11
bit-10
bit-9
bit-8
Note *3: The Special register set is accessible only when LCR bit-7 is set to a logic 1.
Note *5: The value represents the register’s initialized HEX value. An “X” signifies a 4-bit un-initialized nibble.
相關(guān)PDF資料
PDF描述
ST16C450IJ44TR-F IC UART SINGLE 44PLCC
XR16M770IL24-F IC UART FIFO 64B 24QFN
XR16M680IL32-F IC UART FIFO 32B 32QFN
XR16M580IL32-F IC UART FIFO 16B 32QFN
XR16M670IL24-F IC UART FIFO 32B 24QFN
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ST16C450IJ44 制造商:EXAR 制造商全稱:EXAR 功能描述:UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART)
ST16C450IJ44-F 功能描述:UART 接口集成電路 SINGLE UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
ST16C450IJ44TR 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述:
ST16C450IJ44TR-F 功能描述:UART 接口集成電路 SINGLE UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
ST16C450IP40 功能描述:UART 接口集成電路 SINGLE UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel