Pioneer X-HX700 Service Manual page 46

X-HX700
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Pin Function
No. Pin Name I/O
1 PE2/INT2 I Port (E) / External interrupt request input
PE3/INT3/NMI
2 I Port (E) / External interrupt request input / Nonmaskable interrupt input
3 PE4/RMC I Port (E) / Remote control reception circuit input
4 PE5/PWM O Port (E) / 14 bit PWM output
Port (E) / 16 bit timer/Rectangle waveform output of counter (duty 50% output) /32 kHz oscillation frequency
5 PE6/TO/ADJ O
6 PB0/CINT I/O 8 bit input/output port (port B) / 16 bit timer / External capture input of counter
7 PB1/CS0 I/O 8 bit input/output port (port B) / Chip select input of serial interface (CH0)
8 PB2/SCK0 I/O 8 bit input/output port (port B) / serial interface (CH0) input/output
9 PB3/SI0 I/O 8 bit input/output port (port B) / serial data (CH0) input
10 PB4/SO0 I/O 8 bit input/output port (port B) / serial data (CH0) output
11 PB5/SCK1 I/O 8 bit input/output port (port B) / serial clock (CH1) input/output
12 PB6/SI1 I/O 8 bit input/output port (port B) / serial data (CH1) input
13 PB7/SO1 I/O 8 bit input/output port (port B) / serial data (CH1) output
14 PC0
15 PC1
16 PC2
17 PC3
I/O 8 bit input/output port (port C)
18 PC4
19 PC5
20 PC6
21 PC7
22 PH0
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L 13942296513
23 PH1
24 PH2
25 PH3
I/O 8 bit input/output port (port H)
26 PH4
27 PH5
28 PH6
29 PH7
30 PA0/AN0
31 PA1/AN1
32 PA2/AN2
33 PA3/AN3
I/O 8 bit input/output port (port A) / Analog input to A/D converter
34 PA4/AN4
35 PA5/AN5
36 PA6/AN6
37 PA7/AN7
38 RST I System reset of "L" level active
39 EXTAL1 I
Crystal connection pin for system clock oscillation When apply a clock from the external, input to EXTAL1 pin
−
and input the reverse clock to XTAL1 pin.System clock oscillation use for normal operation mode (Max. 10MHz).
40 XTAL1
−
41 VSS GND pin
−
42 XTAL2
Crystal connection pin for system clock oscillation When apply a clock from the external, input to EXTAL2 pin
and input the reverse clock to XTAL2 pin.System clock oscillation use for sub-clock mode (Typ. 500kHz).
43 EXTAL2 I
−
44 AVREF Reference voltage input of A/D converter
−
45 AVSS GND pin of A/D converter
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46 VL O Control pin for cutoff the current which flows to the bias resistor for external LCD at standby.
−
47 VLC3
−
48 VLC2 Bias power supply pin for LCD
.
−
49 VLC1
50 COM0 O Common signal output pin for LCD
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