參數(shù)資料
型號(hào): DS2490Y
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 42/50頁(yè)
文件大?。?/td> 0K
描述: IC BRIDGE CLIP USB TO 1-W 24SOIC
標(biāo)準(zhǔn)包裝: 1,000
應(yīng)用: USB
接口: 1 線
電源電壓: 3 V ~ 5.5 V
封裝/外殼: 24-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 24-SOIC W
包裝: 管件
安裝類型: 表面貼裝
DS2490
47 of 50
MODE COMMANDS
1-WIRE SPEED
Setup Packet Encoding:
bmRequestType
0x40
bRequest
MODE_CMD
wValue
MOD_1WIRE_SPEED
wIndex
byte 2
byte 1
byte 2 – 0x00
byte 1 – 1-Wire speed:
Code specifying communication speed of the 1-Wire bus. See
MODE CONTROL section for code definition.
wLength
0x0000
STRONG PULLUP
DURATION
Setup Packet Encoding:
bmRequestType
0x40
bRequest
MODE_CMD
wValue
MOD_STRONG_PU_DURATION
wIndex
byte 2
byte 1
byte 2 – 0x00
byte 1 – Unsigned 8-bit binary number specifying the pullup
duration. See MODE CONTROL section for byte bit weighting and
additional format information.
wLength
0x0000
PULLDOWN SLEW RATE
Setup Packet Encoding:
bmRequestType
0x40
bRequest
MODE_CMD
wValue
MOD_PULLDOWN_SLEWRATE
wIndex
byte 2
byte 1
byte 2 – 0x00
byte 1 – Code specifying the typical pulldown slew rate. See MODE
CONTROL section for code definition.
wLength
0x0000
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