User's Manual

JukeBlox Networked Media Modules – CX Series
Datasheet
SMSC CX Module 4 Revision 2.8 (09-30-12)
1 Introduction
The CX-series module is a single-board networked media player module, based on SMSC’s DM870A and DM875
media processors, and enables fast product developments with Ethernet, USB and optional WiFi connectivity. The
module connects to standard legacy components in various audio, video/LCD and control formats.
2 Block Diagram
Ethernet
Transceiver
DM870A
or
DM875
256 Mbit
SDRAM
RJ-45
+
Transformer
Mem.
Bus
USB
GPIO
24.000 MHz
NAND-Flash
2.4 GHz RF
transceiver
802.11
RMII
USB
Type-A
UART
3.3V
JukeBlox Networked Media Module – CX Series
1.2V
UART
GPIO
DAC
PCB
Antenna
RF Amp. ANT
switch
Ext.
Antenna
PWM DAC
1.9V
Flash
NOR-Flash
I2C
Apple Co-
processor
I2C
JTAG
JTAG
LCD
3x6bit RGB
Display
SSM
4/8bit MMC
SD-Card
RST
Reset In
Video Out
Audio I/O
A/D, D/A
S/PDIF
CCIR-656
AV
Ports
SPI
SPI Ctrl.
Host
Controller/
LCD setup
PCB
Antenna
Ext.
Antenna
Note: Choice of antenna is a build option, see Ordering Guide.