
SUB-1G DVK development kit product manual
4
1 x SWIM debug port (P6)
1 x Micro-USB Interface (P1)
Two power modes: USB and external power supply
Fig. 5-1 SUB-1G EVB Development Board
Power indicator:
DS1 (POWER) is the power indicator.When the power supply is normal,
the LED will be lighted all the time.
DC power socket:
J2 is the access of external power supply. The maximum supply
voltage is 3.8V.
Power switch:
J4 is the power switch. When connecting the PWR to USB, that means the
system power is powered by USB supply; when connecting PWR to DC, that means the
system power is powered by external DC supply..
SWIM debug port:
J4 is the SWIM debug port for the STM8 MCU.
USB port
: P7 is a standard USB interface for connecting to PC. This port provides access
to the command line interface , and supplies DC power to the board.
IO extended interface
: P3 and P4 are IO extended interfaces of the RF module. For
more details please refer to Table 5-1.