• Bank selection using A15
    I interfaced 64Kb of external memory to my C167CR at base address 0x80000. That memory consists of two 32Kb chips. The memory is \CS2 selectable and I want to use the A15 pin of the address bus for...
  • dynamically uploading,downloading web page
    Dear all, iam interfacing the 8051 to pc through max 232,the data collected is to be dynamically uploaded to a web and is to be downloaded on another pc , Now iam able to interface 8051 and pc and...
  • Register address for Register Bank Select
    When setting up a interrupt service routine how is the register bank used determined? I see that the register bank is selected based on the register address but where does this register address come...
  • HTTP Web pages slow download
    Hi, I am using HTTP server based on Keil TCP/IP stack. It is very slow downloading my CSS, JS and HTML files. I can see in Wireshark logs Keil stack is causing Retransmission of TCP packets that...
  • pdata paging
    Hello, I'm using a Cygnal C8051F020 that has a nice fat 8k SRAM and a nifty register EMI0CN that allows "paging" of the pdata segment into the 8k. 1) How do I get the compiler to accept the fact...