質問編集履歴
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内容の修正
test
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File without changes
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test
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@@ -32,6 +32,58 @@
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修正版
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``` python2.7
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msg = ser.serial.readline().encode('hex')
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if len(msg) == 2*20:
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dtype = msg[0:2]
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d = int(msg[2:4],16)
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hex_accX = msg[4:12]
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hex_accY = msg[12:20]
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hex_accZ = msg[20:28]
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hex_temp = msg[28:34]
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# Hex to Decimal
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accX = int(hex_accX, 16)/float(2**24)
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accY = int(hex_accY, 16)/float(2**24)
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accZ = int(hex_accZ, 16)/float(2**24)
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print hex_accX, hex_accY, hex_accZ, hex_temp
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print accX, accY, accZ, temp
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```
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で得られたデータがとなり,2個めのYの値が-ではなく正の値で出てきているため,負の値へ正しく変換するためにはどんな処理が必要でしょうか.
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00007a0f fffbe7e3 0100b297
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0.0018624663353 255.984007061 1.00272506475
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bit[31] 符号部
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bit[30:24] 整数部
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