XMOS VocalFusion XVF3510 User Manual page 3

4. XVF3510 Features and Configuration ............................................................... 24
4.1. Booting ....................................................................................................................... 24
4.1.1.
4.1.2.
4.1.3.
4.1.4.
4.1.5.
4.1.6.
4.1.7.
4.2. Configuration and the Data Partition .......................................................................... 30
4.2.1.
4.2.2.
4.2.3.
4.3. Device Interfaces, ...................................................................................................... 32
4.3.1.
4.3.2.
4.3.3.
4.3.4.
4.3.5.
4.3.6.
4.3.7.
4.3.8.
4.3.9.
4.4. Audio Routing and Filtering ........................................................................................ 45
4.4.1.
4.4.2.
4.5. Far-Field Voice Processing ........................................................................................ 51
4.5.1.
4.5.2.
4.5.3.
4.5.4.
4.5.5.
4.5.6.
4.5.7.
XM-014232-PC
Flash storage structure ............................................................................... 24
Programming the Factory Boot image and Data Partition .......................... 25
Upgrade Images and Data Partitions ......................................................... 25
Factory restore ............................................................................................ 27
Boot Image and Data Partition Compatibility checks ................................. 27
Custom flash memory devices .................................................................... 28
SPI Slave Boot ............................................................................................ 29
Data Partition definition ............................................................................... 30
Generating a Data Partition for custom applications .................................. 31
Serial Number ............................................................................................. 32
USB Interface .............................................................................................. 33
USB HID ...................................................................................................... 34
I2C Slave Control interface (XVF3510-INT only) ......................................... 35
General Purpose Input and Output and Peripheral Bridging ..................... 35
General purpose I/O pINS .......................................................................... 36
General purpose inputs .............................................................................. 36
General purpose outputs ............................................................................ 38
I 2 C Master peripheral interface (XVF3510-UA Only) ................................... 40
SPI Master ................................................................................................... 42
Signal Routing and Scaling ......................................................................... 46
General Purpose Filter ................................................................................ 49
PDM microphone interface ......................................................................... 51
Automatic Echo Cancellation (AEC) ........................................................... 52
Automatic Delay Estimation & Correction (ADEC) ...................................... 53
Interference canceller ................................................................................. 57
Noise Suppressor (NS) ............................................................................... 58
Automatic Gain Control (AGC) and Loss Control ....................................... 58
Alternative Architecture mode (ALT_ARCH) ............................................... 60
3