HBD-E190/E290/E490/E690
68
Pin No. Pin Name I/O Description
R2 FEGIO0 I/O
LDD serial interface data. The pin is spike-free at power-on stage.
The pin is not allowed to pull-up in circuit layout.
General IO
R3 NO_USE - Not used
R4 DGND12_K - Digital ground
R5 FEGIO9 I/O
General IO. The pin is spike-free at power-on stage.
General IO
R6 FEGIO4 O
Read gain switch 4
General IO
R7 NO_USE - Not used
R8 NO_USE - Not used
R9 NO_USE - Not used
R10 DGND12_K - Digital ground
R11 DGND12_K - Digital ground
R12 DGND12_K - Digital ground
R13 DGND12_K - Digital ground
R14 DGND12_K - Digital ground
R15 DGND12_K - Digital ground
R16 NO_USE - Not used
R17 DVCC12_K - 1.2V digital power
R18 NO_USE - Not used
R19 NO_USE - Not used
R20 DDRVCCIO - 1.5 V digital IO power
R21 NO_USE - Not used
R22 RDQM1_B O Memory data mask bit 1
R23 RDQM0 O Memory data mask bit 0
R24 RDQ10 I/O Memory data bit 10
R25 NO_USE - Not used
T1 FEEJECT_ I/O
Eject / stop kep input, active low.
The pin is spike-free at power-on stage.
Alternative function: General IO
T2 FE_TRAYIN_ I/O
Tray_is_in Input, A Logical Low Indicates the Tray is IN.
Feedback Flag is from Tray Connector. The pin is spike-free at power-on stage.
Alternative function: General IO
T3 FEGIO10 I/O PC RS232 serial receive data. The pin is spike-free at power-on stage.
T4 NO_USE - Not used
T5 NO_USE - Not used
T6 NO_USE - Not used
T7 NO_USE - Not used
T8 NO_USE - Not used
T9 DVCC12_K - 1.2V digital power
T10 NO_USE - Not used
T11 DVCC12_K - 1.2V digital power
T12 DVCC12_K - 1.2V digital power
T13 NO_USE - Not used
T14 DVCC12_K - 1.2V digital power
T15 NO_USE - Not used
T16 DVCC12_K - 1.2V digital power
T17 DVCC12_K - 1.2V digital power
T18 DDRVCCIO - 1.5 V digital IO power
T19 RVREFO I Memory VREF
T20 NO_USE - Not used
T21 DGND12_K - Digital ground
T22 RDQ9 I/O Memory data bit 9
T23 RDQ8 I/O Memory data bit 8
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