In Caerphilly, hand-held devices have been adopted in domiciliary care, which allows actual routes taken and their timings to be recorded.
Yng Nghaerffili, mae dyfeisiau llaw wedi eu mabwysiadu ym maes gofal cartref, sy'n caniatáu cofnodi'r union lwybrau sy'n cael eu dilyn a'r amseroedd teithio.