Panasonic KX-TCA151AZV, Service Manual

Page: 78 / 137

27. CPU DATA (HANDSET)
27.1. IC1 (BBIC)
Pin
No
Description I/O Connection at Normal mode at Reset
1 P3_7/PD7 D,O LCD_A0 O O
2 P3_1/PD1 D,O RXDSG O O
3 P3_5/PD5 D,O SPAMP CD O O
4 P3_4/PD4 D,I/O MIDI ERQ I O
5 P3_3/PD3 D,O PAON O O
6 P3_2/PD2 D,O PSEL O O
7 VDD - - - -
8 VSS - - - -
9 RFCLK D,O SYRI O O
10 VDDRF - - - -
11 VSSRF - - - -
12 Xtal1 A,I I O
13 CAP A,I I O
14 AVS - - - -
15 AVD - - - -
16 RSSI A,I RSSI I O
17 RDI D,I RXDA I O
18 CMPREF A,I NC OPEN O
19 TDO A,O TXDA A,O O
20 LE D,O SYEN D,O O
21 SO D,O SYDA D,O O
22 SK D,O SYCL D,O O
23 DAC/ADC2 D,I JACK DETECTION I O
24 P3_6/PD6 D,I/O MIDI_SRQ I O
25 UTX/P0_0 D,O UTX O O
26 URX/P0_1 D,I URX I O
27 JTIO/P0_2 D,I JTAG I O
28 PCM_FSC1/P0_3 D,I COL1 I O
29 PCM_FSC0/P0_4 D,I COL2 I O
30 PCM_CLK/P0_5 D,I COL3 I O
31 PCM_DOUT/P0_6 D,I COL4 I O
32 PCM_DIN/P0_7 D,I COL5 I O
33 VDDIO - - - -
34 VSS - - - -
35 INT0n/P1_0 D,O ROW0 O O
36 INT1n/P1_1 D,O ROW1 O O
37 INT2n/P1_2 D,O ROW2 O O
38 INT3n/P1_3 D,O ROW3 O O
39 INT4n/P1_4 D,I MIDI_IRQ I O
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