Local cable TV headend equipment usually consists of computer systems and databases that provide communication services. Currently, multi-system operators are under pressure to provide interactive per
The chip supporting the RS232 serial port is 8250. If a USB to serial port device is used, are the corresponding 8250 supported registers still available? What is the principle of their conversion?
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I want to use LPC1343 to make a simple system control recently. I need ADC and DAC, but LPC1343 does not have DAC. The accuracy requirement is relatively high. I would like to ask for a solution. If P
1. The problem of metal density. I use the chartered process, and now I solve it by expanding the surrounding area. But I want to ask, if DUMMY metal is placed on the periphery of the PAD, will it aff