REV. 4.0.1 2.97V TO 5.5V DUART 11 3.0 UART INTERNAL REGISTERS Each of the UART channel in the 2450 has its own set of configuratio" />
參數(shù)資料
型號(hào): ST16C2450CJ-0A-EB
廠商: Exar Corporation
文件頁(yè)數(shù): 3/30頁(yè)
文件大?。?/td> 0K
描述: EVAL BOARD FOR ST16C2450 44PLCC
標(biāo)準(zhǔn)包裝: 1
系列: *
xr
ST16C2450
REV. 4.0.1
2.97V TO 5.5V DUART
11
3.0 UART INTERNAL REGISTERS
Each of the UART channel in the 2450 has its own set of configuration registers selected by address lines A0,
A1 and A2 with CSA# or CSB# selecting the channel. The registers are 16C450 compatible. The complete
register set is shown on Table 4 and Table 5.
TABLE 4: UART CHANNEL A AND B UART INTERNAL REGISTERS
A2,A1,A0 ADDRESSES
REGISTER
READ/WRITE
COMMENTS
16C550 COMPATIBLE REGISTERS
0 0 0
RHR - Receive Holding Register
THR - Transmit Holding Register
Read-only
Write-only
LCR[7] = 0
0 0 0
DLL - Div Latch Low Byte
Read/Write
LCR[7] = 1
0 0 1
DLM - Div Latch High Byte
Read/Write
LCR[7] = 1
0 0 1
IER - Interrupt Enable Register
Read/Write
LCR[7] = 0
0 1 0
ISR - Interrupt Status Register
Reserved
Read-only
Write-only
0 1 1
LCR - Line Control Register
Read/Write
1 0 0
MCR - Modem Control Register
Read/Write
1 0 1
LSR - Line Status Register
Reserved
Read-only
Write-only
1 1 0
MSR - Modem Status Register
Reserved
Read-only
Write-only
1 1 1
SPR - Scratch Pad Register
Read/Write
相關(guān)PDF資料
PDF描述
2-6278298-0 CA,SM,MTRJ-ST
1SMA5915BT3 DIODE ZENER 3.9V 1.5W SMA
GCM25DRMN CONN EDGECARD 50POS .156 WW
ECM08DRSN-S664 CONN EDGECARD 16POS DIP .156 SLD
6278027-2 C/A ST/MT-RJ, MM 2M1
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ST16C2450CJ44 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述:
ST16C2450CJ44-F 功能描述:UART 接口集成電路 DUAL 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
ST16C2450CJ44TR 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述:
ST16C2450CJ44TR-F 制造商:Exar Corporation 功能描述:UART 2-CH 1Byte FIFO 3.3V/5V 44-Pin PLCC T/R 制造商:Exar Corporation 功能描述:ST16C2450CJ44TR-F
ST16C2450CP40 功能描述:UART 接口集成電路 DUAL 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