Please help, what is the function of adding this circuit to the 485 enable? ? ? If RXD plus a NOT gate is used to control the enable, what is the difference between the two? ? ? ?
Does anyone have the IO interface definition of the S3C6410 development board? The project requires LVCMOS 3.3V IO. I looked at the one from Feiling and it seems to be TTL level.
Is there any LVCMOS?
1. I need to use msp430afe253 . The software is iar5.1. I can't find the afe253 I need in the option. I read the iar user manual, but I don't understand it well with my poor English, and I can't find
Including the privileged altera board that used to sell for 240 and now sells for 180. The black gold adda module seems to have a 20m sampling rate. The xilinx spartan 3e 500e core board can match the