HBD-E190/E290/E490/E690
67
Pin No. Pin Name I/O Description
N1 FEFMO O Feed motor 1 control. DAC output.
N2 FEFMO2 O Feed motor 2 control. DAC output.
N3 FEFMO3 I/O
Feed motor 3 control. DAC output.
Alternative function: Auxiliary servo input
N4 DGND12_K - Digital ground
N5 FEGIO5 O General IO
N6 FEGIO7 I/O
General IO. The pin is spike-free at power-on stage. The pin is not allowed to pull-up in
circuit layout.
N7 FEGIO6 O
Read gain switch 6. The pin is not allowed to pull-up in circuit layout.
General IO
N8 NO_USE - Not used
N9 NO_USE - Not used
N10 DGND12_K - Digital ground
N11 DGND12_K - Digital ground
N12 NO_USE - Not used
N13 DGND12_K - Digital ground
N14 NO_USE - Not used
N15 DGND12_K - Digital ground
N16 DGND12_K - Digital ground
N17 DVCC12_K - 1.2V digital power
N18 DVCC12_K - 1.2V digital power
N19 DDRVCCIO - 1.5 V digital IO power
N20 DDRVCCIO - 1.5 V digital IO power
N21 NO_USE - Not used
N22 DGND12_K - Digital ground
N23 DGND12_K - Digital ground
N24 RDQS1_ I/O Memory negative data strobe bit 1
N25 RDQS1 I/O Memory positive data strobe bit 1
P1 NO_USE - Not used
P2 FETRAYPWM O Tray DAC / PWM control input. Controlled by uP.
P3 FEDMO O Disk motor control output. DAC output.
P4 NO_USE - Not used
P5 NO_USE - Not used
P6 NO_USE - Not used
P7 NO_USE - Not used
P8 NO_USE - Not used
P9 DVCC12_K - 1.2V digital power
P10 DGND12_K - Digital ground
P11 NO_USE - Not used
P12 DGND12_K - Digital ground
P13 NO_USE - Not used
P14 DGND12_K - Digital ground
P15 NO_USE - Not used
P16 DGND12_K - Digital ground
P17 NO_USE - Not used
P18 DVCC12_K - 1.2V digital power
P19 DDRVCCIO - 1.5 V digital IO power
P20 NO_USE - Not used
P21 NO_USE - Not used
P22 NO_USE - Not used
P23 NO_USE - Not used
P24 RDQS0 I/O Memory positive data strobe bit 0
P25 RDQS0_ I/O Memory negative data strobe bit 0
R1 FE_FG I/O Motor Hall sensor input. The pin is spike-free at power-on stage.
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