Service manual
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# PORT ASSIGN I/O FUNCTION # PORT ASSIGN I/O FUNCTION
1 H_LOCK IRQ2/P40 I H_UNLOCK detection 64 CS8 P37 O CS switching 8
2
USB-SPARK
USB-RESET
IRQ1/P41 I/O For FLASH writing 63 CS7 P36 O CS switching 7
3 INPUT SEL IRQ0/P42 O Power cut detection 62 CS6 P35 O CS switching 6
4 HSK RD/P43 O SOA output 61 CS5 P34 O CS switching 5
5 SUSPEND WR/P44 O Suspend 60 CS4 P33 O CS switching 4
6 C TIME SEL IOS/AS/P45 O 59 CS3 P32 O CS switching 3
7 OPTION EXCL/o/P46 I
(available as input port)
58 CS2 P31 O CS switching 2
8 DDC_DATA SDA0/WAIT I/O DDC data 57 CS1 P30 O CS switching 1
9 FLASH_TX TxD0/P50 O PZTAT 56 HVADJ P10/PWMX0 P HVADJ
10 BEAM/SHORT RxD0/P50 I Beam protector 55 BRIGHTNESS P11/PWMX1 P Brightness
11 DDC_SCL SCL0/SCK0 I/O DDC clock 54 SW LIN2 P12/PW2 O SW LIN2
12 RESET RES I Reset 53 SW LIN1 P13/PW3 O SW LIN1
13 NMI MNI I NMI 52 PURITY_BL P14/PW4 P Corner purity BL
14 (+) 5V Vcc 51 PURITY_BR P15/PW5 P Corner purity BR
15 STBY STBY I 50 PURITY_TL P16/PW6 P Corner purity TL
16 GND GND 49 PURITY_TR P17/PW7 P Corner purity TR
17 X'TAL XTAL 48 GND Vss
18 X'TAL EXTAL 47 DEGAUSS P20/PW8 O
DEGAUSS
19 MODE SW1 SW1 Mode setting 46 V_CANCEL P21/PW9 P
V. magnetic field cancel output
20 MODE SW2 SW2 Mode setting 45 ROTATION P22/PW10 P Rotation
21 GND AVss 44 IIC_SDA SDA1 I/O Internal IIC data
22 KEY1 AN0/P70 A/D Key input 43 IIC_SCL SCL1 I/O Internal IIC clock
23 KEY2 AN1/P71 A/D Key input 42 P OFF P25/PW13 O POWER OFF
24 X RAY PRO AN2/P72 A/D X-ray protector 41 LIN PWM1 P26/PW14 P H. linearity
25 TEMP AN3/P73 A/D Temp. detection 40 6H P27/PW15 P 6H
26 BEAM TIME AN4/P74 A/D Time detection 39 Vcc Vcc
27 ABL/C TIME AN4/P75 A/D Heater voltage detection 38 Hsync OUT P67/HSYNCO O H. sync. output
28 EW_SENSE AN6/P76 A/D
H. magnetic field detection
37 SOG IN P66/CSYNCI I SYNC ON G input
29 SN_SENSE AN7/P77 A/D
V. magnetic field detection
36 HSYNC IN P65/HSYNCI I H. sync. input
30 Vcc AVcc 35 CLAMP OUT P64/CLAMPO O CLAMP OUT
31 LED HFBACK/P60 O LED output 34 HSYNC SEL P63/VFBACKI O HSYNC SEL
32 VSYNC OUT VSYNCO/P61 O V. sync. output 33 VSYNC IN V_SYNCI I V. sync. input
1.5.6.7 Microcomputer pin assignment