将模拟输入的值由0-1023映射到0-255110map_intA7010230255dm9pZCBzZXR1cCgpewogIHBpbk1vZGUoQTcsIElOUFVUKTsKICBwaW5Nb2RlKDExLCBPVVRQVVQpOwp9Cgp2b2lkIGxvb3AoKXsKICAvL+WwhuaooeaLn+i+k+WFpeeahOWAvOeUsTAtMTAyM+aYoOWwhOWIsDAtMjU1CiAgYW5hbG9nV3JpdGUoMTEsIChtYXAoYW5hbG9nUmVhZChBNyksIDAsIDEwMjMsIDAsIDI1NSkpKTsKCn0=