TB2902HQ Ver la hoja de datos (PDF) - Toshiba
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TB2902HQ Datasheet PDF : 38 Pages
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TB2902HQ
【READ】
Byte 1
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
At “Bit = 1” Condition
0
0
0
0
0
0
0
1 Ch1 Short to GND
0
0
0
0
0
0
1
0 Ch1 Short to VCC
0
0
0
0
0
1
0
0 Ch1 Open load or Offset Detected
0
0
0
0
1
0
0
0 Ch1 Short load
0
0
0
1
0
0
0
0 Ch1 Diagnosis condition (bit = 1: permanent, 0: turn-on)
Ch1 Current Detection (at IB2 D2 = 1 = enable only)
0
0
1
0
0
0
0
0 (IB2 − D7 = 0: bit = 1: <250 mA, 0: >500 mA)
(IB2 − D7 = 1: bit = 1: <100 mA, 0: >300 mA)
0
1
0
0
0
0
0
0 Bit = 1: Diag. Cycle terminated, 0: Not terminated
1
0
0
0
0
0
0
0 TSD Mute ON (thermal warning)
Byte 2
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
At “Bit = 1” Condition
0
0
0
0
0
0
0
1 Ch2 Short to GND
0
0
0
0
0
0
1
0 Ch2 Short to VCC
0
0
0
0
0
1
0
0 Ch2 Open load or Offset Detected
0
0
0
0
1
0
0
0 Ch2 Short load
0
0
0
1
0
0
0
0 Ch2 Diagnosis condition (bit = 1: permanent, 0: turn-on)
Ch2 Current Detection (at IB2 D2 = 1 = enable only)
0
0
1
0
0
0
0
0 (IB2 − D7 = 0: bit = 1: <250 mA, 0: >500 mA)
(IB2 − D7 = 1: bit = 1: <100 mA, 0: >300 mA)
0
1
0
0
0
0
0
0 Current sensor activated (D6 = 1)
1
0
0
0
0
0
0
⎯ Offset detection activated (D7 = 1)
Byte 3
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
At “Bit = 1” Condition
0
0
0
0
0
0
0
1 Ch3 Short to GND
0
0
0
0
0
0
1
0 Ch3 Short to VCC
0
0
0
0
0
1
0
0 Ch3 Open load or Offset Detected
0
0
0
0
1
0
0
0 Ch3 Short load
0
0
0
1
0
0
0
0 Ch3 Diagnosis condition (bit = 1: permanent, 0: turn-on)
Ch3 Current Detection (at IB2 D2 = 1 = enable only)
0
0
1
0
0
0
0
0 (IB2 − D7 = 0: bit = 1: <250 mA, 0: >500 mA)
(IB2 − D7 = 1: bit = 1: <100 mA, 0: >300 mA)
⎯
1
⎯
⎯
⎯
⎯
⎯
⎯ Diagnotic status (= IB1 − D6 bit = 1: diag enable)
1
⎯
⎯
⎯
⎯
⎯
⎯
⎯ Stand-by status (= IB2 − D4 bit = 1: play)
7
2004-08-18
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