參數(shù)資料
型號: TPS23841_07
廠商: Texas Instruments, Inc.
英文描述: HIGH-POWER, WIDE VOLTAGE RANGE, QUAD-PORT ETHERNET POWER SOURCING EQUIPMENT MANAGER
中文描述: 大功率,寬電壓范圍,四端口以太網(wǎng)供電設(shè)備管理器
文件頁數(shù): 34/52頁
文件大?。?/td> 1011K
代理商: TPS23841_07
www.ti.com
TPS23841
SLUS745–NOVEMBER 2006
Table 7. Port Control Write 2, Register Select = 0011 (One Per Port)
BIT
FUNCTION
STATE
PRESET
STATE
0
0
0
0
D7
D6
D5
D4
Unused
Unused
Unused
Port Enable
(1)
0
0
0
0 = normal
1 = port disable
0 = normal
1 = start A/D (self clearing)
0 = normal
1 = abort
0
0
D3
A/D Start
0
D2
A/D Abort
0
D1
D0
Unused
Unused
0
0
(1)
Consult factory for alternative B, semi-auto mode implementations which write to bit D4.
Table 8. Port Status Read 1, Register Select = 0100 (One Per Port)
BIT
FUNCTION
STATE
PRESET
STATE
0 = normal
1 = discovery fail
0 = normal
1 = function complete (self clearing by a new function write)
000 = class 0
001 = class 1
010 = class 2
011 = class 3
100 = class 4
000 = no faults
001 = UV/OV fault
010 = thermal shutdown fault (TSD)
011 = overload current > 50-ms fault
100 = load disconnect
101 = reserved for future
110 = reserved for future
111 = reserved for future
D7
Discovery Status
0
D6
Function Done Bit
0
D5
D4
Port Class
Port Class
000
D3
Port Class
D2
D1
Fault status (MSB)
Fault status
000
D0
Fault status (LSB)
34
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