AN1836-AN21161 Analog Devices, AN1836-AN21161 Datasheet - Page 31

• Manufacturer Part Number: AN1836-AN21161
• Description: Interfacing the ADSP-21161 SIMD SHARC DSP to the AD1836 (24-bit/96 kHz) Multichannel Codec
• Manufacturer: Analog Devices

Table 9 above shows the AD1836 register addresses and functions. The 12 on-chip programmable registers are categorized as
follows:
Register Functions include the following:
Codec Register Addr Read 1/ Write 0
D15 D14 D13 D12
0x0 (0000)
0x1 (0001)
0x2 (0010)
0x3 (0011)
0x4 (0100)
0x5 (0101)
0x6 (0110)
0x7 (0111)
0x8 (1000)
0x9 (1001)
0xA (1010)
0xB (1011)
0xC (1100)
0xD (1101)
0xE (1110)
0xF (1111)
•
•
•
•
•
•
•
•
•
•
•
2 DAC Control Registers
3 ADC Control Registers
6 DAC Volume Control Registers
4 ADC Peak Level Registers
I2S or TDM mode enable (ADC control register 2)
Data word width selection (24,20, 18 or 16-bit words)
Sample Rate Select (96kHz or 48 kHz)
ADC gain Control
DAC Volume
ADC or DAC channel mute
ADC and DAC powerdown
TABLE 9 AD1836 Register Addresses and Functions
D11
Reserved
D10
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
D9
Codec Register Data Function
DAC Control 1
DAC Control 2
DAC Volume 0
DAC Volume 1
DAC Volume 2
DAC Volume 3
DAC Volume 4
DAC Volume 5
ADC 0 - Peak Level (Read Only)
ADC 1 - Peak Level (Read Only)
ADC 2 - Peak Level (Read Only)
ADC 3 - Peak Level (Read Only)
ADC Control 1
ADC Control 2
ADC Control 3
Reserved
D8 D7 D6 D5 D4 D3 D2 D1 D0