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| 型号： | SC16IS850LIBS |
| 厂商： | NXP Semiconductors N.V. |
| 元件分类： | 连接器件 |
| 英文描述： | Single UART with I2C-bus-SPI interface, 128 bytes of transmit and receive FIFOs, IrDA SIR built-in support |
| 封装： | SC16IS850LIBS<SOT616-3 (HVQFN24)|<<http://www.nxp.com/packages/SOT616-3.html<1<Always Pb-free,;SC16IS850LIBS<SOT616-3 (HVQFN24)|<<http://www.nxp.com/packages/SOT616-3.htm |
| 文件页数： | 8/60页 |
| 文件大小： | 755K |
| 代理商： | SC16IS850LIBS |
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SC16IS850L
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 1 — 22 July 2011
8 of 60
NXP Semiconductors
SC16IS850L
Single UART with I
2
C-bus/SPI interface
7.2 Internal registers
The SC16IS850L provides a set of 25 internal registers for monitoring and controlling the
functions of the UART. These registers are shown in
Table 3
.
Table 3.
A2
General register set (THR/RHR, IER/ISR, MCR/MSR, FCR, LCR/LSR, EFCR, SPR)
[1]
0
0
0
Receive Holding Register
0
0
1
Interrupt Enable Register
0
1
0
Interrupt Status Register
0
1
1
Line Control Register
1
0
0
Modem Control Register
1
0
1
Line Status Register
1
1
0
Modem Status Register
1
1
1
Scratchpad Register
Baud rate register set (DLL/DLM)
[2]
0
0
0
LSB of Divisor Latch
0
0
1
MSB of Divisor Latch
Second special register set (TXLVLCNT/RXLVLCNT)
[3]
0
1
1
Transmit FIFO Level Count
1
0
0
Receive FIFO Level Count
Enhanced feature register set (EFR, Xon1/Xon2, Xoff1/Xoff2)
[4]
0
1
0
Enhanced Feature Register
1
0
0
Xon1 word
1
0
1
Xon2 word
1
1
0
Xoff1 word
1
1
1
Xoff2 word
First extra feature register set (TXINTLVL/RXINTLVL, FLWCNTH/FLWCNTL)
[5]
0
1
0
Transmit FIFO Interrupt Level
1
0
0
Receive FIFO Interrupt Level
1
1
0
Flow Control Count High
1
1
1
Flow Control Count Low
Second extra feature register set (CLKPRES, RS485TIME, AFCR2, AFCR1)
[6]
0
1
0
Clock Prescaler
1
0
0
RS-485 turn-around Timer
1
1
0
Additional Feature Control Register 2
1
1
1
Additional Feature Control Register 1
[1]
These registers are accessible only when LCR[7] is a logic 0.
[2]
These registers are accessible only when LCR[7] is a logic 1.
[3]
Second Special registers are accessible only when EFCR[0] = 1.
[4]
Enhanced Feature Registers are only accessible when LCR = 0xBF.
[5]
First Extra Feature Registers are only accessible when EFCR[2:1] = 01b.
[6]
Second Extra Feature Registers are only accessible when EFCR[2:1] = 10b.
Internal registers decoding
A0
Read mode
A1
Write mode
Transmit Holding Register
Interrupt Enable Register
FIFO Control Register
Line Control Register
Modem Control Register
Extra Feature Control Register (EFCR)
n/a
Scratchpad Register
LSB of Divisor Latch
MSB of Divisor Latch
n/a
n/a
Enhanced Feature Register
Xon1 word
Xon2 word
Xoff1 word
Xoff2 word
Transmit FIFO Interrupt Level
Receive FIFO Interrupt Level
Flow Control Count High
Flow Control Count Low
Clock Prescaler
RS-485 turn-around Timer
Additional Feature Control Register 2
Additional Feature Control Register 1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SC16IS850LIBS,128 | 功能描述:UART 接口集成电路 UART/12C-BUS/ SPI INTERF.128 FIFO RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel |
| SC16IS850LIBS,151 | 功能描述:UART 接口集成电路 UART/12C-BUS/ SPI INTERF.128 FIFO RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel |
| SC16IS850LIBS,157 | 功能描述:UART 接口集成电路 UART/12C-BUS/ SPI INTERF.128 FIFO RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel |
| SC16IS850LIPW,118 | 制造商:NXP Semiconductors 功能描述:Single UART with I2C-bus/SPI interface 制造商:NXP Semiconductors 功能描述:SC16IS850LIPW/TSSOP24/REEL13// - Tape and Reel 制造商:NXP Semiconductors 功能描述:IC INTERFACE UART |
| SC16IS850LIPW,128 | 制造商:NXP Semiconductors 功能描述:SC16IS850LIPW/TSSOP24/RAIL13T// - Tape and Reel 制造商:NXP Semiconductors 功能描述:Slave I2C-bus/SPI Interface, 128 bytes |
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