Pin No. Mark I/O Function
79 MECH_RIN O Mecha Movement - Reverse
80 MECH_SFU I Mecha Switch - Up
81 MECH_SFD I Mecha Switch - Down
82 MUTE_A O Analog MUTE Output(L:MUTE
ON)
83 HP_SW I Headphone SW Detect Input
84 DlinkDET3 I Dport Detect Connecting Unit
85 CD_OPEN_
SW
I CD Open SW (H:Open;
L:Close)
86 REST_SW I REST SW (L: inner)
87 D_linkDET1 I Dport Detect Connecting Unit
88 D_linkDET2 I Dport Detect Connecting Unit
89 VDD 3.3V - Micom VDD +3.3V
90 AD_ACK_IN I Dport charging FULL detect
91 VSS - Ground Connection
92 KEY1 I Key 1 Input
93 KEY2 I Key 2 Input
94 N.C. - No Connection
95 N.C. - No Connection
96 DCDET - DC Level Detection Input
97 REGION - Region Setting Input
98 N.C. - No Connection
99 N.C. - No Connection
100 VREF + - A/D Converter reference voltage
+3.3V
74
SA-NS55E / SA-NS55EG
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