12
D-EJ750/EJ751/EJ753/EJ755/EJ756CK/EJ758CK
Pin No.
Pin name
I/O
Description
67
SO_O
O
Serial data clock output.
68
PGMSI_I
I
Serial date input.
69
PGMSCK_O
O
Serial data output.
70
AGCPWM_O
O
PWM output for laser AGC.
71
IR_RMC_I
I
Not used (Fixed to “H”).
72
FG_I/FGSEL_I
I
FG input / spindle motor select.
73
PGMSEL_O
O
EEPROM write control.
74
XDRVLT_O
O
Not used (OPEN).
75
XPOWLT_O
O
Data latch output for power IC.
76
XRST_O
O
System reset output.
77
HG_XSTB_O
O
HG sleep mode output.
78
HG_GUP_O
O
HG gain up output.
79
NC
–
Not used (OPEN).
80
NJR_I
I
Not used (Fixed to “H”).
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