From b77a69357da82a965cd63e76e8ceaf625ec4009b Mon Sep 17 00:00:00 2001
From: riku <risaku@163.com>
Date: 星期四, 15 七月 2021 16:37:47 +0800
Subject: [PATCH] 1. 新增信访信息获取接口 2. 新增用电量信息获取接口 3. 新增风险评估结果接口 4. 新增污染权重实时分析接口
---
src/test/kotlin/com/flightfeather/uav/Test.kt | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/src/test/kotlin/com/flightfeather/uav/Test.kt b/src/test/kotlin/com/flightfeather/uav/Test.kt
index 456ec0c..52fc02f 100644
--- a/src/test/kotlin/com/flightfeather/uav/Test.kt
+++ b/src/test/kotlin/com/flightfeather/uav/Test.kt
@@ -66,4 +66,38 @@
val list = listOf(1, 2, 3, 4, 5, 0)
println(list.average())
}
+
+ @Test
+ fun get_crc16(){
+ val dataSegment = "QN=20210713115502858;ST=22;CN=2011;PW=555555;MN=FYHB0MH0300045;Flag=1;CP=&&DataTime=20210713115000;a34001-Avg=0.025,a34001-CPM=5.9,a34001-Flag=N;a50001-Avg=0.0,a50001-Flag=D;a01001-Avg=33.0,a01001-Flag=N;a01002-Avg=68.2,a01002-Flag=N;a01007-Avg=0.0,a01007-Flag=N;a01008-Avg=0.0,a01008-Flag=N;Period=5;Scale=0.0;SelfTemp=0.0;SelfHum=0.0;IsReplacement=N&&"
+ var CRC = 0x0000ffff
+ val POLYNOMIAL = 0x0000a001
+ var i: Int
+ var j: Int
+ val bufData = dataSegment.toByteArray()
+ val buflen = bufData.size
+ if (buflen == 0) {
+ return
+ }
+ i = 0
+ while (i < buflen) {
+ CRC = CRC xor (bufData[i].toInt() and 0x000000ff)
+ j = 0
+ while (j < 8) {
+ if (CRC and 0x00000001 != 0) {
+ CRC = CRC shr 1
+ CRC = CRC xor POLYNOMIAL
+ } else {
+ CRC = CRC shr 1
+ }
+ j++
+ }
+ i++
+ }
+ var strCRC = Integer.toHexString(CRC).toString()
+ if (strCRC.length < 4) {
+ strCRC += "0"
+ }
+ println(strCRC)
+ }
}
\ No newline at end of file
--
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