CRD44800 Cirrus Logic Inc, CRD44800 Datasheet - Page 7

• Manufacturer Part Number: CRD44800
• Description: Audio Modules & Development Tools Ref Bd 8ch 115dB 192kHz PWM
• Manufacturer: Cirrus Logic Inc

Specifications of CRD44800

• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4) Connect the DB-9 RS-232 port (J14) on the CRD44800 Driver board to a PC serial port.
5) Copy the CRD44800 directory from the included CD-ROM to the users local hard drive. Note
6) Modify the following line in the file “flexconfig.ini”, which is found in the FlexLoader application
7) Start FlexGUI opening FlexLoader.exe. This application can be used to read and modify any
The CS44800 Dialog tab provides high level control over the CS44800’s registers. Controls are
provided to change volume, mute, power down, ramp control, quantization level, SAI input for-
mat, minimum pulse width, and channel delay.
input source by pressing the Mute button. The following table shows the inputs selections:
that FlexGUI is only compatible with systems running Windows 98 or better (i.e. Windows 98,
ME, 2000, XP, etc.).
directory. This line is found in the [CDB44800Comm] section of the ini file.
SERIAL = PI_Serial.dll, 2500, COM1, 38400
Replace “COM1” with the number of the serial communications (RS-232) port you are using
(COM1/COM2/COM3/COM4).
CS44800 register, and provides easy control over individual channel volumes.
Selected Input
Analog Inputs
Optical S/PDIF
Coaxial S/PDIF
Mute LED
On
Off
On
Fault LED
Off
On
On
CRD44800
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