40
CFD-F17CP
Pin No. Pin Name I/O Description
52 AVREF I Reference voltage (+3.3V)
53 to 55 KEY1-3 I Key input
56 MODE I Mode signal input
57 NC — Not used (Open)
58 REG-CHK I Regulator voltage check input
59 VH I Battery check input for Hi-voltage
60 VM I Battery check input for Mid-voltage
61 AVSS — Ground terminal
62, 63 NC — Not used (Open)
64 AVREF I Reference voltage (+3.3V)
65 to 67 NC — Not used (Open)
68 CMDOUT (MP3) I MP3 decoder data input
69 CMDIN (MP3) O MP3 decoder data output
70 CL (MP3) O MP3 decoder clock signal output
71 NC — Not used (Open)
72 DRF (CD) I CD digital signal processor DRF signal input
73 DO (CD) I CD digital signal processor data input
74 DI (CD) O CD digital signal processor data output
75 CL (CD) O CD digital signal processor clock signal input
76 CE (CD) O CD digital signal processor chip enable output
77 FSEQ (CD) I CD digital signal processor frame sync input
78 RES (CD) O CD digital signal processor system reset output
79 RESB (MP3) O MP3 decoder system reset output
80 CE (MP3) O MP3 decoder chip enable output
81 to 90 NC — Not used (Open)
91 A-MUTE O Audio mute output
92 MEGABASS O MEGA BASS control output
93 P-CON O System power control output
94 V-DATA O Volume data output
95 V-CLOCK O Volume clock output
96 NC — Not used (Open)
97 TAPE PLAY I Tape play switch input L : Play
98 REC-IN I Tape record signal input H : REC
99 NC — Not used (Open)
100 VSS — Ground terminal
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