WIZwiki-W7500 is a SoC platform board based on the W7500 chip = ARM Cortex-M0 that integrates 128KB Flash and hardwired TCP/IP core. If you use WIZwiki-W7500 board, you can easily …

Timings and Delays

06 Mar 2016

There is a discussion on Github of an issue with timings with this board.

Basically: At 20 MHz SystemCoreClock a wait_us(5) is actually 21uS:


See more details here: https://github.com/mbedmicro/mbed/issues/1524