> Add to cost the added complexity of programming, etc. If our goal
> is resonable, standard RS232 performance, which maxes out at 115.2
> Kbaud, we're more than covered by the National Semi UARTS rated at
> 1.5M baud.
> I just called the local national semi office and distributor :
> 1. National Semi doesn't make a four UART version of the 16550
> 2. Here are the stats on the 2-port version :
> National Semi NS16C552V dual 16550 UART
> Pricing :
> Lots of 100 : $13.10
> Sample quantities : $16.50
> Package : 44 Lead Plastic Chip Carrier, about .65" X .65"
Sounds like we have our serial chip...
Neil Russell (The wizard from OZ)
Pyramid Technology Email: firstname.lastname@example.org
3860 N. First Street Voice: (408) 428-7302
San Jose, CA 95134-1702 FAX: (408) 428-8845