HS-MB1
38
Pin No. Pin Name I/O Description
54 ZONE1 MIC/AU SW A O ZONE 1 (9) mic/audio switch (TC4053) A signal output
55 ZONE1 MIC/AU SW B O ZONE 1 (9) mic/audio switch (TC4053) B signal output
56 ZONE1 MIC/AU SW C O ZONE 1 (9) mic/audio switch (TC4053) C signal output
57 VCC3 — Power supply pin (+3.3 V)
58 VSS — Ground
59 ZONE1 MIC/AU SW INH O ZONE 1 (9) mic/audio switch (TC4053) INH signal output
60 ZONE2 MIC/AU SW A O ZONE 2 (10) mic/audio switch (TC4053) A signal output
61 ZONE2 MIC/AU SW B O ZONE 2 (10) mic/audio switch (TC4053) B signal output
62 ZONE2 MIC/AU SW C O ZONE 2 (10) mic/audio switch (TC4053) C signal output
63 ZONE2 MIC/AU SW INH O ZONE 2 (10) mic/audio switch (TC4053) INH signal output
64 ZONE3 MIC/AU SW A O ZONE 3 (11) mic/audio switch (TC4053) A signal output
65 ZONE3 MIC/AU SW B O ZONE 3 (11) mic/audio switch (TC4053) B signal output
66 ZONE3 MIC/AU SW C O ZONE 3 (11) mic/audio switch (TC4053) C signal output
67 ZONE3 MIC/AU SW INH O ZONE 3 (11) mic/audio switch (TC4053) INH signal output
68 ZONE4 MIC/AU SW A O ZONE 4 (12) mic/audio switch (TC4053) A signal output
69 ZONE4 MIC/AU SW B O ZONE 4 (12) mic/audio switch (TC4053) B signal output
70 ZONE4 MIC/AU SW C O ZONE 4 (12) mic/audio switch (TC4053) C signal output
71 ZONE4 MIC/AU SW INH O ZONE 4 (12) mic/audio switch (TC4053) INH signal output
72 ZONE5 MIC/AU SW A O ZONE 5 (13) mic/audio switch (TC4053) A signal output
73 VCC3 — Power supply pin (+3.3 V)
74 VSS — Ground
75 ZONE5 MIC/AU SW B O ZONE 5 (13) mic/audio switch (TC4053) B signal output
76 ZONE5 MIC/AU SW C O ZONE 5 (13) mic/audio switch (TC4053) C signal output
77 ZONE5 MIC/AU SW INH O ZONE 5 (13) mic/audio switch (TC4053) INH signal output
78 ZONE6 MIC/AU SW A O ZONE 6 (14) mic/audio switch (TC4053) A signal output
79 ZONE6 MIC/AU SW B O ZONE 6 (14) mic/audio switch (TC4053) B signal output
80 ZONE6 MIC/AU SW C O ZONE 6 (14) mic/audio switch (TC4053) C signal output
81 ZONE6 MIC/AU SW INH O ZONE 6 (14) mic/audio switch (TC4053) INH signal output
82 ZONE7 MIC/AU SW A O ZONE 7 (15) mic/audio switch (TC4053) A signal output
83 ZONE7 MIC/AU SW B O ZONE 7 (15) mic/audio switch (TC4053) B signal output
84 ZONE7 MIC/AU SW C O ZONE 7 (15) mic/audio switch (TC4053) C signal output
85 ZONE7 MIC/AU SW INH O ZONE 7 (15) mic/audio switch (TC4053) INH signal output
86 ZONE8 MIC/AU SW A O ZONE 8 (16) mic/audio switch (TC4053) A signal output
87 ZONE8 MIC/AU SW B O ZONE 8 (16) mic/audio switch (TC4053) B signal output
88 VSS — Ground
89 VCC3 — Power supply pin (+3.3 V)
90 ZONE8 MIC/AU SW C O ZONE 8 (16) mic/audio switch (TC4053) C signal output
91 ZONE8 MIC/AU SW INH O ZONE 8 (16) mic/audio switch (TC4053) INH signal output
92 NO USE O Not used. (Open)
93 EXT CHIME1 O Exteral chime 1 drive signal output
94 EXT CHIME2 O Exteral chime 2 drive signal output
95 DOOR1 MODE SW I Doorbell 1 MODE switch input (OFF detect) signal input
96 DOOR2 MODE SW I Doorbell 2 MODE switch input (OFF detect) signal input
97 NO USE O Not used. (Open)
98 DOOR1 GAIN SW I Doorbell 1 GAIN switch detect signal input
99 DOOR2 GAIN SW I Doorbell 2 GAIN switch detect signal input
100 AD KEY1 I A/D key 1 signal input
101 AD KEY2 I A/D key 2 signal input
102 DOORBELL1 DET I Doorbell 1 pushed detect signal input
103 DOORBELL2 DET I Doorbell 2 pushed detect signal input
104 MIC-A SELECT SW A O MIC-A selector switch (TC4052) A signal output
105 MIC-A SELECT SW B O MIC-A selector switch (TC4052) B signal output
106 MIC-A SELECT SW INH O MIC-A selector switch (TC4052) INH signal output
107 MIC-B SELECT SW A O MIC-B selector switch (TC4052) A signal output
108 MIC-B SELECT SW B O MIC-B selector switch (TC4052) B signal output
109 MIC-B SELECT SW INH O MIC-B selector switch (TC4052) INH signal output
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