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Configuring the MCBSTM32E

The MCBSTM32E Evaluation Board is configured using 3 sets of jumpers. The MCBSTM32E Board ships with the following configuration:

USB Jumper

Jumper State Description
VUSB GND USB Device Detection at Power-Up. LED PB14 shows the status of port pin PB14.
VUSB PB14 Allows soft-connect of the USB device by issuing a software restart via PB14. In this configuration, transistor T2 limits PB14 voltage, so LED PB14 does not turn on.
VUSB OFF1 Board is not detected as a USB Device. LED PB14 shows the status of port pin PB14.

Boot Config Jumpers

BOOT1 BOOT0 Mode Description
---- GND1 User Flash Maps User Flash to boot space.
GND BOOT0 System Memory Maps System Memory to boot space.
BOOT1 GND n/a
BOOT1 BOOT0 Embedded SRAM Maps on-chip SRAM to boot space.

Speaker Jumper

Jumper State Description
J3 ON1 Connects the on-board speaker to the output of the DAC.

1 Factory setting of MCBSTM32E: User Flash Boot Mode; user code execution from on-chip Flash ROM, and USB is not detected.

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