參數資料
型號: MCP4631-503E/ST
廠商: Microchip Technology
文件頁數: 47/88頁
文件大?。?/td> 0K
描述: IC DGTL POT 50K 128TAPS 14-TSSOP
標準包裝: 96
接片: 129
電阻(歐姆): 50k
電路數: 2
溫度系數: 標準值 150 ppm/°C
存儲器類型: 易失
接口: I²C(設備位址)
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 14-TSSOP
包裝: 管件
產品目錄頁面: 674 (CN2011-ZH PDF)
2008 Microchip Technology Inc.
DS22096A-page 51
MCP453X/455X/463X/465X
FIGURE 6-11:
General Call Formats.
0
00
0
S
0
000
X
XXXX
A
XX0AP
General Call Address
Second Byte
“7-bit Command”
Reserved 7-bit Commands (By I2C Specification - Philips # 9398 393 40011, Ver. 2.1 January 2000)
‘0000 011’
b - Reset and write programmable part of slave address by hardware.
‘0000 010’
b - Write programmable part of slave address by hardware.
‘0000 000’
b - NOT Allowed
MCP45XX/MCP46XX 7-bit Commands
‘1000 01x’
b - Increment Wiper 0 Register.
‘1001 01x’
b - Increment Wiper 1 Register.
The Following is a Microchip Extension to this General Call Format
0
000
S
0000
X
XX
AX
d
0
A
General Call Address
Second Byte
“7-bit Command”
MCP45XX/MCP46XX 7-bit Commands
‘1000 00d’
b - Write Next Byte (Third Byte) to Volatile Wiper 0 Register.
‘1001 00d’
b - Write Next Byte (Third Byte) to Volatile Wiper 1 Register.
d
dddd
ddd
A
P
Third Byte
The Following is a “Hardware General Call” Format
0
00
0
S
000
0
X
XXXX
AX
X
1
A
General Call Address
Second Byte
“7-bit Command”
X
XXXX
XXX AP
n occurrences of (Data + A)
This indicates a “Hardware General Call”
MCP45XX/MCP46XX will ignore this byte and
all following bytes (and A), until
‘1000 10x’b - Decrement Wiper 0 Register.
‘1001 10x’
b - Decrement Wiper 1 Register.
‘1100 00d’
b - Write Next Byte (Third Byte) to TCON Register.
a Stop bit (P) is encountered.
“0” for General Call Command
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