2
Headers And Connectors
Dual Ports MiniSAS HD
SFF8674 connector
Headers
Descrip on
J3
ON: ISP mode for uP FW programming
OFF: uP in normal opera+on (default)
CN7
Reserved I/F for uP FW debugging
UART with 3.3V TTL signals level
CN1
Switchtec UART I/F
UART with 3.3V TTL signals level
J2
ON: Force Switchtec entering boot recovery 1
OFF: Switchtec loading default FW image as normal opera+on (default)
CN9
MicroUSB port for execu+ng uP CLI commands
Pinout
GND/RX/TX
GND
RX
TX
J4
ON: uP in FW upgrading mode
OFF: uP in normal opera+on mode (default)
Three X4 SlimSAS
SFF8654 connectors
CN9
CN1
J2
CN7
MS Slim Host Adapter Card
J4
J3