Writing to the console window
While a variant of the helloBlinky recipe is usually the first program introduced in most embedded tutorials, the first program found most C textbooks usually outputs the string "Hello World" to the screen. To run such a program on our evaluation board, we'll need to install a terminal emulation program on our PC host. PuTTY® http://www.chiark.greenend.org.uk/~sgtatham/putty/, an open source terminal emulation program is a good choice. We also need to connect the evaluation board to the PC's (COM) serial port. Most PCs and laptops are no longer fitted with 9-pin D-type (COM) ports, so you may need to purchase a USB to Serial Adaptor cable.
Getting ready
Follow these steps to install PuTTY, and connect the evaluation ...
Get ARM® Cortex® M4 Cookbook now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
