#!/bin/sh LABEL_46='IR-Rxd ' LABEL_47='IR-Txd ' LABEL_69='ATM Irq' LABEL_70='VCC5 EN' LABEL_72='245 EN ' LABEL_73='RESET ' LABEL_81='SCK ' LABEL_82='SS ' LABEL_83='MOSI ' LABEL_84='MISO ' for pin in 46 47 69 70 72 73 81 82 83 84 do LABEL_VAR="LABEL_${pin}" eval LABEL='${'${LABEL_VAR}'}' echo -n "${LABEL} " cat /proc/gpio/GPIO${pin} done