Sony CFD-S35CP - Page 45

45
CFD-S35CP
Pin No. Pin Name I/O Description
53 to 55 KEY1 to KEY3 I Function key signal input
56 MODE O Mode read signal output
57 NC — Not used. (Open)
58 REG-CHK I Regulator +6V voltage check input
59 VH I Battery voltage check signal input
60 VM I Battery center voltage check signal input
61 AVSS — Ground
62, 63 NC — Not used. (Open)
64 AVREF1 I A/D reference voltage input
65 to 67 NC — Not used. (Open)
68 CMDOUT(MP3) O MP3 serial data output to MP3 decoder
69 CMDIN(MP3) I MP3 serial data input from MP3 decoder
70 CL(MP3) O MP3 serial clock output to MP3 decoder
71 NC — Not used. (Open)
72 DRF(CD) I CD DRF signal input
73 DO(CD) I CD serial data input
74 DI(CD) O CD serial data output
75 CL(CD) O CD serial clock output
76 CE(CD) O CD chip enable signal output
77 FSEQ(CD) I CD frame synchronizing signal detection input
78 RES(CD) O CD reset signal output
79 (MP3)RESB O MP3 reset signal output
80 (MP3)CE O MP3 chip enable signal output
81 to 90 NC — Not used. (Open)
91 A-MUTE O Line mute signal output
92 MEGABASS O MEGABASS control signal output
93 P-CON O Power supply control signal output
94 V-DATA O E-volume control data output
95 V-CLOCK O E-volume control data clock output
96 NC — Not used. (Open)
97 TAPE PLAY I Tape play detection signal input
98 REC-IN I Tape recording detect signal input
99 NC — Not used. (Open)
100 VSS — Ground