参数资料
型号: DS2490
英文描述: USB to 1-Wire Bridge Chip
中文描述: USB与1-Wire桥接芯片
文件页数: 46/50页
文件大小: 530K
代理商: DS2490
DS2490
46 of 50
033199
COMMUNICATION COMMANDS
byte 1:
1
1
1
0
CH
1
0
IM
wIndex
byte 2
byte 1
byte 2 - page number to be used for the first read attempt.
byte 1 – page size: number of bytes that are considered a page.
Typical is 32 decimal for data memory. Page size 0 indicates a 256-
byte page.
0x0000
wlength
SEARCH ACCESS
Setup Packet Encoding:
bmRequestType
0x40
COMM_CMD
bRequest
wValue
byte 2
byte 1
0
1
byte 1
byte 2:
byte 1:
0
1
RTS
1
0
1
0
1
F
ICP
0
RST
IM
SM
wIndex
byte 2
byte 2 – number of devices. Maximum number of devices to be
discovered in a single command call. A value of 0x00 indicates that
all devices on the MicroLAN are to be discovered.
byte 1 – 1-Wire command:
Command to be used for addressing a 1-Wire device. Valid codes:
0xF0 (Search ROM)
0xEC (Conditional Search ROM)
0x0000
wLength
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相关代理商/技术参数
参数描述
DS2490S 功能描述:接口 - 专用 RoHS:否 制造商:Texas Instruments 产品类型:1080p60 Image Sensor Receiver 工作电源电压:1.8 V 电源电流:89 mA 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:BGA-59
DS2490S+ 制造商:Maxim Integrated Products 功能描述:USB TO 1-WIRE BRIDGE 24SOIC W - Rail/Tube 制造商:Maxim Integrated Products 功能描述:USB 1-W BRIDGE CHIP 24-SO LF 制造商:Maxim Integrated Products 功能描述:Bulk
DS2490S+T&R 制造商:Maxim Integrated Products 功能描述:USB TO 1-WIRE BRIDGE 24SOIC W - Tape and Reel
DS2490S+TR 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:USB to 1-Wire Bridge Chip
DS2490X 制造商:未知厂家 制造商全称:未知厂家 功能描述:USB to 1-Wire Bridge Chip(468.41 k)