STM8L1 daughterboard

UM0629

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Doc ID 15312 Rev 2

3

STM8L1 daughterboard

3.1

Power

The STM8L101 MCU is powered by MCU_VDD from the motherboard through an extension

connector on the board. It is enabled by setting the jumper JP1 as described in Table 12.

3.2

Extension connector CN1 and CN2

The 36-pin connectors CN1 and CN2 are designed to be connected to the motherboard.

The pin-out definition is the same as CN3 and CN4 on the motherboard which is described

in Section 2.13.

Warning:

On MB710 PCB rev B, CN2 (pin 26) silk-screen PB5 is missing

Table 12.

Power related jumper*

Jumper

Description

JP1

Enables consumption measurement of VDD when the jumper is removed and replaced by

an ammeter.

Default setting: Fitted.