< Open4 Primer for STM8L152
User manual
Open4 EvoPrimer STM8L 
User instructions for the Open4 and EvoPrimers for STM8L - evaluation and development platforms for STM8L152 Low Power microcontrollers.
Open4_EvoPrimer_STM8L.pdf
Using the Open4 (EvoPrimer) Base 
General user instructions for using the Open4 universal evalution platform
Open4_base_manual.pdf