Panasonic SA-PM29P Service Manual page 109

26 VREF I Reference Voltage Input
27 IN4 I Motor Driver (4) Input
28 IN3 I Motor Driver (3) Input
22.4 IC302 (C2CBJG000453) MICRO PROCESSOR
Pin No. Mark I/O Function
1 CH_SW I Change Switch (CR16)
2 TU_TUNED I Tuner tuned signal
3 TU_ST I Tuner Stereo signal
4 TU_CK I Tuner Serial Clock Input
5 TU_SDA I Tuner Serial Data Input
6 MBP1 O Microcomputer Beat Proof Output 1 (CONTROL)
7 MBP2 O Microcomputer Beat Proof Output 2 (CONTROL)
8 BYTE - External Data Bus Width Select Input (Connect To Ground)
9 CNVSS - Flash Mode Terminal (Connect To Ground)
10 XCIN - 32.768 kHz Sub Clock
11 XCOUT - 32.768 kHz Sub Clock
12 /RESET - Reset Input (ACTIVEL)
13 XOUT - 10 MHz Main Clock
14 VSS - Ground (0V)
15 XIN - 10 MHz Main Clock
16 VCC - Power Sipply (+5V)
17 /NMI - Connect to Vcc (+5V)
18 RMT I Remote Control Input
19 BLKCK I CD Block Clock Input (Inverted)
20 SYNC I AC Failure Detect Input
21 MUTE_H O HIC Mute
22 EE_CS/ O EEPROM Chip Select
23 EE_CLK O EEPROM CLOCK
24 MUTE_T O H=Tuner muting
25 MUTE_X O A=AUX muting
26 FL_CS1 O FL Driver Chip Select (Master)
27 FL_CS2 O FL Driver Chip Select (PM 29 ONLY)
28 FL_CLK O Serial Clock to FL Driver
29 /FL_RESET O Reset Input (ACTIVEL)
30 FL_DOUT O Sarial Data To FL Driver (Output)
31 RXD - N.C
32 TXD - N.C
33 SCLK - N.C
34 BUSY - N.C
35 MEM_SI O Flash Memory Serial Input
36 MEM_SO I Flash Memory Serial Output
37 MEM_CK O Flash Memory Serial Clock
38 MEM_CS O Flash Memory Chip Select
39 MCLK O CD Command CLK Output
40 MUTE_A O Audio Mute
41 EPM O -
42 MDATA O CD Command Data Output
43 MLD O CD Command Load Output/
44 RDS_CLK I RDS Clock Input
45 RDS_DAT I RDS Data Input
46 CE - -
47 DCDET I DC Detect Input