CY4541 EZ-
PD™ CCG4 Evaluation Kit Guide, Doc. No. 002-10353 Rev. *E
24
5.
Programming the CCG4 Device
The CCG4 device in the CY4541 EZ-PD CCG4 EVK is preprogrammed with the latest cyacd* firmware binary image at the time
of manufacturing. However, a more recent
cyacd*
file for CCG4 is available on the
as well
as in the CY4541 EZ-PD CCG4 EVK installer. The firmware version of the onboard CCG4 device can be verified by using the
. If the onboard CCG4’s firmware version does not match the latest version on the
, follow the steps in this chapter to reprogram the CCG4 device. This firmware update is
required for successful kit operation. Device configuration parameters (such as vendor ID, Power Data Objects (PDOs),
DisplayPort mode parameters) can be updated using
. Refer to the
EZ-PD Configuration Utility User
for more details.
Note *: cyacd is the bootloader application and code data file format. The file consists of a header followed by lines of flash data.
Excluding the header, each line in the .cyacd file represents an entire row of flash data. The data is stored as ASCII data in Big
Endian format.
5.1 Programming CCG4 Device on the CY4541 CCG4 Daughter Card
Follow these steps to update the firmware running on the CCG4 device of the CY4541 CCG4 daughter card:
1. If the kit installation is not performed yet or was not performed recently, install the latest version of the software by
downloading and installing the latest kit setup
CY4541Setup.exe
2. Ensure that the voltage selection jumper (J5) is set to 5 V (pins 2 and 3 of jumper J5 on the CY4541 CCG4 daughter card
are shorted).
3. Connect the boards and cables (USB 2.0 USB 2.0 Type-A to Mini-B cable, DC power adapter, and wires between the
power input header (J12) on CCG EVK base board 1 and CCG EVK base board 2) as shown in
. Connect the
DC power adapter to CCG EVK base board 1.
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