User`s manual
JampII-mini Users Manual  - 10 -  PD0606-6-00-01 
Table 4-2 UART1 Connector (J13) 
Pin No.  Signal Name  Pin No.  Signal Name 
1  TX  2  RX 
3  GND     
4.6.  Ethernet 
  JampII-mini Single Board Computer is shipped with support for a complete Ethernet interface. 
The EP9302 contains a MAC subsystem that is compliant with the ISO/TEC 802.3 topology for a single 
shared medium with several stations. The Media Access Controller (MAC) within the EP9302 supports 
1/10/100 Mbps transfer rates and interfaces to industry standard physical layer devices. JampII-mini is 
shipped with a RJ45 connector, provides the physical layer interface. 
4.7.  On-chip A/D 
JampII-mini Single Board Computer is shipped with a 5 channel 12 bit on-chip A/D converter. 
The signal designation is listed in the following table. 
Table 4-3 A/D Input Connector (J2) 
Pin Number  Signal Name  Pin Number  Signal Name 
1  Channel 2  2  Channel 4 
3  Channel 1  4  Channel 3 
5  Channel 0  6  Channel AGND 
4.8.  GPIO 
JampII-mini Single Board Computer provides 20 general purpose I/O signals for external use. 
The signal designation is listed in the following tables. 
Table 4-4 GPIO Connector (J3) Signal List 
Pin Number  Signal Name  Pin Number  Signal Name 
1  3.3V  2  3.3V 
3  EGPIO 5  4  EGPIO 9 
5  CGPIO  6  EGPIO 8 
7  EGPIO 3 / HDLC  8  EGPIO 2 
9  FGPIO 0  10  EGPIO 4 










