参数资料
型号: DD-DB1-AV204A
厂商: Matrix Orbital
文件页数: 29/47页
文件大小: 0K
描述: DEVDEVIL DEV BRD ALPHA 20X4
产品变化通告: 12C Displays Change 11/Oct/2011
标准包装: 1
系列: Dev Devil
主要目的: 显示器,VFD
嵌入式: 是,ASIC
已用 IC / 零件: AL204A
主要属性: 20 x 4 显示器,黄/绿文本灰色背景
次要属性: GUI,迷你型 USB
已供物品: 板,线缆
5.2.Dallas 1-Wire Dec
Transaction Hex
254 200 1 Flags Send Bits Receive Bits Data
FE C8 01 Flags Send Bits Receive Bits Data
Preforms a single Dallas 1-Wire transaction. Consult your device documentation for information regarding device
specific protocols. If an error is encountered, a corresponding value will be returned by the device.
Flags
Send Bits
1 byte, flags for transaction, see below
1 byte, number of bytes to be sent to the device
Receive Bits 1 byte, number of bytes expected to be received from the device
Data
Variable, data to be transmitted LSB to MSB
Bit Flag Description
Code Error Description
7
6 Unused
5
4 0 (Future Compatibility)
3 Add CRC8 to transaction
2 0 (Future Compatibility)
1 Read CRC8 from transaction
0 Reset Bus prior to transaction
27
0
1
2
3
Success
Unknown Command
No Devices Found
Fatal Search Error
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