User Manual Part 2

CY8CKIT-042-BLE Bluetooth® Low Energy (BLE) Pioneer Kit Guide, Doc. # 001-93731 Rev. *A 194

A.4 KitProg Status LED States

User Indication Scenario Action Required by user

LED blinks fast:

Time period = 0.25 s

LED starts blinking at power up,

if bootloadable file is corrupt.

Bootload the KitProg.cyacd file: in PSoC Programmer, con-

nect to the kit, open the Utilities tab and press Upgrade

Firmware button.

LED blinks slow:

Time period = 1.50 s

Entered Bootloader mode by

holding the PSoC 4 Reset button

during kit power-up.

Release the Reset button and re-plug power if you entered

this mode by mistake. If the mode entry was intentional,

bootload the new.cyacd file using the Bootloader Host tool

shipped with PSoC Creator.

LED blinks very fast:

Time period = 0.67 s

SWD operation is in progress.

Any I2C traffic.

Kit's COM port connect/discon-

nect event (one blink).

In PSoC Programmer, watch the log window for status mes-

sages for SWD operations. In the Bridge Control Panel, the

LED blinks on I2C command requests. In BCP or any other

serial port terminal program, distinguish the kit's COM port

number by the blinking LED when the port is connected or

disconnected.

4 LED is ON.

USB enumeration successful.

Kit is in the idle state waiting for

commands.

The kit functions can be used by PSoC Creator, PSoC Pro-

grammer, Bridge Control Panel, and any serial port terminal

program.

5 LED is OFF. Power LED is ON.

This means that the USB enumeration was unsuccessful.

This can happen if the kit is not powered from the USB host

or the kit is not connected to the USB host through the USB

cable. Verify the USB cable and check if PSoC Programmer

is installed on the PC.