参数资料
型号: SC16C752IB48,128
厂商: NXP Semiconductors
文件页数: 25/47页
文件大小: 0K
描述: IC DUAL UART 64BYTE 48LQFP
标准包装: 1
通道数: 2,DUART
FIFO's: 64 字节
电源电压: 2.5V,3.3V,5V
带自动流量控制功能:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 标准包装
其它名称: 568-5955-6
Philips Semiconductors
SC16C752
Dual UART with 64-byte FIFO
Product data
Rev. 04 — 20 June 2003
31 of 47
9397 750 11635
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
[1]
× sign here means bit-AND.
Set TX FIFO and RX FIFO thresholds
to VALUE
Read LCR (03), save in temp1
Set LCR (03) to BF
Read EFR (02), save in temp2
Set EFR (02) to 10 + temp2
Set LCR (03) to 00
Read MCR (04), save in temp3
Set MCR (04) to 40 + temp3
Set TLR (07) to VALUE
Set MCR (04) to temp3
Set LCR (03) to BF
Set EFR (02) to temp2
Set LCR (03) to temp1
Read FIFO Rdy register
Read MCR (04), save in temp1
Set temp2 = temp1
× EF [1]
Set MCR (04) = 40 + temp2
Read FFR (07), save in temp2
Pass temp2 back to host
Set MCR (04) to temp1
Set prescaler value to divide-by-1
Read LCR (03), save in temp1
Set LCR (03) to BF
Read EFR (02), save in temp2
Set EFR (02) to 10 + temp2
Set LCR (03) to 00
Read MCR (04), save in temp3
Set MCR (04) to temp3
× 7F [1]
Set LCR (03) to BF
Set EFR (02) to temp2
Set LCR (03) to temp1
Set prescaler value to divide-by-4
Read LCR (03), save in temp1
Set LCR (03) to BF
Read EFR (02), save in temp2
Set EFR (02) to 10 + temp2
Set LCR (03) to 00
Read MCR (04), save in temp3
Set MCR (04) to temp3 + 80
Set LCR (03) to BF
Set EFR (02) to temp2
Set LCR (03) to temp1
Table 23:
Register programming guide…continued
Command
Actions
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