We need a trickle charger design that utilizes power stolen from RS232 host pins, that will recharge a Li-Ion battery (single cell, approx 100mAh). Require a very small, inexpensive chipset circuit. Must be tested and documented.
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9 freelance font une offre moyenne de $961 pour ce travail
Hi, I will do it. I will design a small PCB with dtype interface. The design is based on a known circuits. This bid does not include pcb manufacture and assembly.