DSP-AX2
DSP-AX2
30
IC526 : M30802SGP (FUNCTION P.C.B.)
16 bit µ-COM (CPU)
No. PORT Name Function
Power On Power Off Backup
111 D6 D6 Data bus --- --- ---
112 D5 D5 Data bus --- --- ---
113 D4 D4 Data bus --- --- ---
114 P114 /MLV Main Level Select (0/-10dB) O OL OL
115 P113 PRY Power Relay O OL OL
116 P112 SPE Speaker Relay Effect O OL OL
117 P111 SPB Speaker Relay Main B O OL OL
118 P110 SPA Speaker Relay Main A O OL OL
119 D3 D3 Data bus --- --- ---
120 D2 D2 Data bus --- --- ---
121 D1 D1 Data bus --- --- ---
122 D0 D0 Data bus --- --- ---
123 P157 TUN0 Tuner Mode 0 (Not used: open) I I OL
124 P156 TUN1 Tuner Mode 1 (Not used: open) I I OL
125 P155 PRB/D DSP PROGRAM Selector B I I OL
126 P154 PRA/B DSP PROGRAM Selector A I I OL
127 P153 /HPI Head Phone Detect I I OL
128 P152 /TMT Tuner Mute (Not used: open) O OL OL
129 P151 TUNED Tuner Meter (Not used: open) I I OL
130 VSS VSS Ground --- --- ---
131 P150 /ST Tuner Stereo (Not used: open) I I OL
132 VCC VCC + 5V --- --- ---
133 AN7 LMV Power Limiter Market Detect I I I
134 AN6 REC REC OUT Selector I I I
135 AN5 PRMT Power Limiter Detect I I I
136 AN4 KY1 Key State 1 I I I
137 AN3 KY0 Key State 0 I I I
138 AN2 THM Thermal Detect I I I
139 AN1 PRD Power Amp DC Protection I I I
140 AVSS AVSS Ground for AD VSS VSS VSS
141 AN0 PRV V Protection I I I
142 VREF VREF Reference voltage for AD VCC VCC VCC
143 AVCC AVCC Power Supply for AD VCC VCC VCC
144 RXD4 RXDR 232C Reception Data I I OL
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