JP3 - CPU Speed Settings
Default
CPU Select
100MHz
133MHz
JP5 - CF Mode Settings
Default
Master
Slave
JP7 – COM2 Settings
Default
Table 1-4 JP3 jumper definitions
Table 1-5 JP5 jumper definition
Table 1-6 JP7 jumper definition
RS232
RS422
MIC-3359 User Manual --- Page 8
RS485