Rainbow Electronics ISD2100 - Manual (Page 4)

ISD2100 DATASHEET
Publication Release Feb 9, 2010
- 4 - Revision 0.51
3 BLOCK DIAGRAM
Digital Signal Path :
Digital Filters
Re - sampling
Volume Control
PWM
Control
De - Compression
Flash Memory
Controller
Flash Memory
SPI & GPIO
Interface
Memory Management
and Command
Interpreter
SPK +
SPK -
SCLK GPI 1 /
SSB
MISO GPIO 2 /
MOSI GPIO 0 /
INTB GPIO 3 /
RDY / BSYB GPIO 4 /
GPIO 5
Figure 3-1 ISD2100 Block Diagram