JAJSP37B july 2022 – july 2023 TAS2781
PRODUCTION DATA
以下の I2C シーケンスは、PWR_MODE2 でのデバイスの初期化例です。
w 70 00 00 #Page 0x00
w 70 0E C4 #TDM TX vsns transmit enable with slot 4
w 70 0F 40 #TDM TX isns transmit enable with slot 0
w 70 00 01 #Page 0x01
w 70 17 C0 #SARBurstMask=0
w 70 19 20 #LSR Mode
w 70 35 74 #DC noise minimized
w 70 00 FD #Page 0xFD
w 70 0D 0D #Access Page 0xFD
w 70 3E 4A #Optimal Dmin
w 70 0D 00 #Remove access Page 0xFD
w 70 00 04 #Page 0x04
w 70 30 00 00 00 01 #Merge Limiter and Thermal Foldback gains
w 70 00 08 #Page 0x08
w 70 18 00 00 00 00 #0dB volume
w 70 28 40 00 00 00 #Unmute
w 70 00 0A #Page 0x0A
w 70 48 00 00 00 00 #0dB volume
w 70 58 40 00 00 00 #Unmute
w 70 00 00 #Page 0x00
w 70 03 E8 #PWR_MODE2
w 70 04 A1 #Int LDO mode for internal PVDDL
w 70 71 0E #PVDDH UVLO 6.5V
w 70 02 80 #Power up audio playback with I,V enabled