参数资料
型号: SC16C850IET,115
厂商: NXP Semiconductors
文件页数: 31/55页
文件大小: 0K
描述: IC UART SINGLE W/FIFO 36-TFBGA
标准包装: 1,000
特点: 可编程
通道数: 1,UART
FIFO's: 128 字节
规程: RS485
电源电压: 2.5 V ~ 3.3 V
带自动流量控制功能:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 36-TFBGA
供应商设备封装: 36-TFBGA(3.5x3.5)
包装: 带卷 (TR)
其它名称: 935284685115
SC16C850IET-G
SC16C850IET-G-ND
SC16C850
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 2 — 11 November 2010
37 of 55
NXP Semiconductors
SC16C850
2.5 to 3.3 V UART with 128-byte FIFOs and IrDA encoder/decoder
7.23 SC16C850 external reset condition and software reset
These two reset methods are identical and will reset the internal registers as indicated in
Table 33.
Reset state for registers
Register
Reset state
IER
IER[7:0] = 0
FCR
FCR[7:0] = 0
ISR
ISR[7:1] = 0; ISR[0] = 1
LCR
LCR[7:0] = 0
MCR
MCR[7:0] = 0
LSR
LSR[7] = 0; LSR[6:5] = 1; LSR[4:0] = 0
MSR
MSR[7:4] = input signals; MSR[3:0] = 0
EFCR
EFCR[7:0] = 0
SPR
SPR[7:0] = 1
DLL
undefined
DLM
undefined
TXLVLCNT
TXLVLCNT[7:0] = 0
RXLVLCNT
RXLVLCNT[7:0] = 0
EFR
EFR[7:0] = 0
Xon1
undefined
Xon2
undefined
Xoff1
undefined
Xoff2
undefined
TXINTLVL
TXINTLVL[7:0] = 0
RXINTLVL
RXINTLVL[7:0] = 0
FLWCNTH
FLWCNTH[7:0] = 0
FLWCNTL
FLWCNTL[7:0] = 0
CLKPRES
CLKPRES[7:0] = 0
RS485TIME
RS485TIME[7:0] = 0
AFCR2
AFCR2[7:0] = 0
AFCR1
AFCR1[7:0] = 0
Table 34.
Reset state for outputs
Output
Reset state
TX
logic 1
RTS
logic 1
DTR
logic 1
INT
logic 0
IRQ
open-drain
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