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Hi All, Sorry for my poor English ability. Can anyone help me on CRC-16/ARC type? I've looked and try on various functions CRC-16 Modbus, CRC-16 CCITT in forums but result are differ. Can I modify from any type? Thank you.
link: 0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641, 0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040, };
link: Hi All, I've finished it with Inline Java. Thread closed. Thank you.

Hello Erel, thanks for your replay. I have tryed to calculate with some of them, but havn't the right result this is manual information for CRC: CRC The final 2 bytes are used for a Cyclic Redundancy Check (CRC). This is provided to detect errors during transmission. The CRC is calculated using a
link: There are many threads about CRC 16: https://www.b4x./?query=crc+16
link: I must calculate crc-16 checksum using a forward CRC-16 algorithm with the polynomial (X16 + X15 + X2 + 1) initialised using the seed 0xFFFF. example
link: lammertbies.nl/comm/info/crc-calculation.html ) ' CRC-16 0x8005 x16 + x15 + x2 + 1 ' CRC-CCITT 0x1021 x16 + x12 + x5 + 1 ' C

? BLE GATT and Calculation CRC 16 https://www.b4x.-your-ble-gatt-service-with-ble-peripheral-2-enhanced.158056/#content https://www.b4x./?query=ble+gatt
link: Imports and UUIDs: The code imports necessary libraries and sets up UUIDs for the Bluetooth service and characteristics. Standard Acknowledgements a
link: 1, ack, ack.length - 2, 1); ack = ackCrc; writeCharacteristic(CHARACTERISTIC_UUID_WRITE, ack,""); BA.Log("Sent: R
link: extend(index.to_bytes(1, 'little')) end_session.extend(END_SESSION_POST1) end_session_crc = AppendCrc16(end_session)

https://www.b4x.com/android/forum/threads/crc-16-arc.90616/ https://www.b4x.-crc16-calculation.39825/#post-374443 https://www.b4x.-crc16-calculation.39825/#post-374827 Corrected links...
link: Please help to wrap this code to B4A
link: Maybe this is what you are searching?
link: 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1, 0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8, 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x

hI, Thanks is CRC-16/XMODEM . works fine.
link: Hi, Someone could convert this function to b4a? uint16_t frameHandler::CalculateCRC(uint8_t* ptrBuffer, int32_t size) { uint16_t crc = 0; ui
link: see for example : https://www.b4x.com/android/forum/threads/crc-ccitt-xffff-calculation.89646/ and use an online calculator for validation for examp

Initialize For i = 0 To MessageBytes.Length - 1 sb.Append(" ") sb.Append(Bit.And(MessageBytes(i), 0xFF)) Next Log("MessageBytes =" & sb.ToString) Dim MessageCRC As Int = CRC16A(MessageBytes) Log("CRC decimal = " & MessageCRC) Log("CRC hexadecimal = " & Bit.ToHexString(MessageCRC)) and you
link: Be aware that the CRC16 calculation takes place over the byte value that applies to an ASCII character. The original ASCII character has an 8 bit valu
link: There are several threads on CRC https://www.b4x.-crc16-calculation.39825/
link: vbFromUnicode) and QRCodePromptPayIs = m & Hex(crc) I have coded function CRC() is belows Private Sub CRC16A(Buffer() As Byte) As Long Dim i

https://www.b4x./?query=crc+16
link: I really need to translate this PHP code to B4J. Could anybody help me? <? function crc16($string) { $CRC16POLINOMIO = 0x1021; $result = 0xFFFF; if (
link: That was my first attempt (search the forum). But I couldn't find the right solution the first time. Looking more calmly now, this post was my solut

Updates Web API Server v2 is available Version: 1.16 Description: Create Web API Server with CRUD functionalities Sample application: Todo List based on Web API 141151 141152 141153 Template: Web API Server (1.16).b4xtemplate Depends on following libraries: ByteConverter JavaObject jServ
link: Updates: 12/04/2023 - Web API Server - v1.16 - Similar to Web API Template 2.0, it is now less confusing by using #Desc and #Path for documentation -
link: Web API Server - v1.16 beta 1 (Beta.zip attached in post #1) Similar to Web API Template 2.0, it is now less confusing by using #Desc and #Elements fo

if the goal is to compute a 16 bit CRC, it is probably simpler to take a routine already done. Do a search on the forum with CRC, some things exist
link: Hi, I've this code written in "c": uint16_t CRC16Calc(uint8_t *data, uint16_t size) { #define CRC16 0x8005 uint16_t out = 0; uint16_t bit
link: ShiftRight(bits_read, 7) <> 0) Then bits_read = 0 idx=idx+1 size=size-1 Log("*********************** f
link: Xor(out, CRC16) Next Dim crc_result As Int = 0 Dim j As Int = 0x0001 i = 0x8000 Do While i <> 0 If(Bit.And(i, out) <> 0)

Length Then Force_Single_Coil(Sr,Sn) Case 16 If Sr >= FHR And Sr < FHR+HR.Length Then Preset_Multiple_Registers(Buffer,Sr,Sn) Case Else End Select Else 'response from Slave Master = False 'Log("From Slave: ", bc.HexFromBytes(Buff

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