Question: What is Cypress’s portfolio to support a wireless keyboard design?
Answer: Cypress provides a portfolio of low cost, low power, and high performance solutions for wireless keyboards. The portfolio consists of HID optimized MCU and radio products. The solution is complemented by the mature and field proven AgileHID protocol that reduces design effort and ensures swift time to market.
There are two types of solutions available for a wireless keyboard design:
- 2-chip solutions: separate MCU and RF ICs
- Single-chip solution: combing RF and MCU in a single chip
The following table lists Cypress’s wireless keyboard portfolio. Based on the required features of the solution, the relevant products can be chosen for the design.
| S.No | Features | MCU | RF | Single chip solution |
| enCoRe II LV | enCoRe V LV | WUSB-LP | WUSB-NL | PRoC LP |
| 1 | Battery Monitoring support | X | √ | √ | √ | X |
| 2 | Chip on board support | √ | √ | √ | √ | X |
| 3 | Ultra low power | X | √ | X | √ | X |
| 4 | Trackball Keyboard support | X | √ | √ | √ | X |
| 5 | GFSK based interference immunity | | | √ | √ | √ |
| 6 | DSSS based super strength interference immunity | | | √ | X | √ |
