Cypress CY8CKIT-046, Manual

Page: 49 / 93

CY8CKIT-046 PSoC® 4 L-Series Pioneer Kit Guide, Doc. #: 002-03344 Rev. *D 49
Code Examples
Figure 4-20. Audio Plug/Jack Types
4.7.3 Verify Output
To verify the USB Audio code example, follow these steps:
1. Power the PSoC 4 L-Series Pioneer Kit through USB connector J10.
2. Program the PSoC 4 L-Series Pioneer Kit with the
CY8CKIT_046_USB_Audio
code example.
3. Connect the PSoC 4200L USB to the PC by plugging the USB cable into the USB connector,
J11, as shown in Figure 4-19 . The kit enumerates as a USB Composite Device (CY8CKIT-046
USB Audio and USB Input Device), as shown in Figure 4-21 . Connect the 3.5 mm audio plug
from the external audio device (earphone with microphone) to the audio jack, J16.
4. If populated, set the audio jack selection switch (SW4) to the appropriate position as explained in
4.7.2 Hardware Connections on page 47 .
Figure 4-21. PSoC 4200L USB Audio Enumeration
5. After successful driver installation, for stereo audio playback, go to Start > Control Panel >
Sound and set Speakers (CY8CKIT-046 USB Audio) as default device under Playback tab, as
shown in Figure 4-22 . For audio recording, set Microphone (CY8CKIT-046 USB Audio) as the
default device in the Recording tab, as shown in Figure 4-23 .
OMTP Connector AHJ Connector
Pin Description Pin Description
1 (S) Ground 1 (S) Microphone
2 (R) Microphone 2 (R) Ground
3 (R) Right side earpiece 3 (R) Right side earpiece
4 (T) Left side earpiece 4 (T) Left side earpiece
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3 2 1