音频接口(Audio)
Audio (CN2)
RSB-4680 supports line-out stereo speakers, MIC in and speaker out. Earphones can be connected to the line-out pin header, and the microphone can be connected to the MIC in pin header. It also supports mono speaker. (2.8W 4Ω or 1.5W 8Ω) Detailed pin-definitions are below:
| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | Line-out R+ (AMP_R+) | 2 | Line-out L+ (AMP_R-) |
| 3 | AMP_R- | 4 | AMP_L- |
| 5 | AMP_AGND | 6 | GND_AUDIO |
| 7 | MIC_IN1_P | 8 | MIC_IN1_N |
| 9 | MIC_IN3_P | 10 | MIC_IN3_N |
| 11 | SPEAKER_P | 12 | SPEAKER_P |
插一张Audio (CN2)的接口图