RW - Read & Write utility, for hardware engineers, firmware (BIOS) engineers, driver developers, QA engineers, performance test engineers, diagnostic engineers, etc., This utility access almost all the computer hardware, including PCI (PCI Express),

The PIC10-compatible microcontroller core was implemented as part of a client project where a small PIC-compatible microprocessor IP Core was needed to be integrated into a CPLD or FPGA. This allowed extremely fast but yet simple firmware programming

very god pdf for embedded system