To develop firmware you will need PSoC Designer software tool PSoC Designer | Cypress Semiconductor
To download firmware to CY7C63801, you will need CY3217 - MiniProg1 kit - CY3217-MiniProg1 | Cypress Semiconductor or a third party Programmer
CY7C63801 belongs to Encore II family device - http://www.cypress.com/products/encore-ii You can refere to CY3655 kit http://www.cypress.com/documentation/reference-designs/cy3655-ext-extension-kit to understanding how to use CY7C63801
Roy Liu
