ALC202

ALC202/ALC202A REALTEK/AVANCE LOGIC, INC. TWO CHANNEL AC’97 AUDIO CODEC ALC202 / ALC202A 1. Features........................................................................ 2 2. General Description .................................................... 2 3. Block Diagram............................................................. 3 4. Pin Assignments .......................................................... 5 5. Pin Description ............................................................ 6 5.1 Digital I/O Pins ...................................................... 6 5.2 Analog I/O Pins...................................................... 7 5.3 Filter/Reference...................................................... 7 5.4 Power/Ground ........................................................ 8 5.5 Others..................................................................... 8 6. Registers....................................................................... 9 6.1 Mixer Registers ...................................................... 9 6.1.1 MX00 Reset.................................................. 10 6.1.2 MX02 Master Volume.................................. 10 6.1.3 MX04 Headphone/True Line Output Volume .. 10 6.1.4 MX06 MONO_OUT Volume ...................... 11 6.1.5 MX0A PC BEEP Volume ............................ 11 6.1.6 MX0C PHONE Volume............................... 11 6.1.7 MX0E MIC Volume..................................... 12 6.1.8 MX10 LINE_IN Volume ...............