Sharp XE-A40S Service Manual page 10

XE-A40S
PORT PIN No.
P27 65
P30 63
P31 61
P32 60
P33 59
P34 58
P35 57
P36 56
P37 55
P40 54
P41 53
P42 52
P43 51
P44 50
P45 49
P46 48
P47 47
P50 46
P51 45
P52 44
P53 43
P54 42
P55 41
P56 40
P57 39
P60 38
P61 37
P62 36
P63 35
P64 34
P65 33
P66 32
P67 31
P70 30
P71 29
P72 28
P73 27
P74 26
P75 25
P76 24
P77 23
P80 22
P81 21
P82 20
P83 19
P84 18
P85 17
P86 11
P87 10
P90 7
P91 6
P92 5
P93 4
P94 3
P95 2
P96 1
P97 100
P100 97
P101 95
P102 94
P103 93
P104 92
P105 91
P106 90
I/O Pin name Signal name
O A7 A7
O A8 A8
O A9 A9
O A10 A10
O A11 A11
O A12 A12
O A13 A13
O A14 A14
O A15 A15
O A16 A16
O A17 A17
O A18 A18
O A19 A19
O /CS0 /CS0
O /CS1 /CS1
O /CS2 /CS2
O /CS3 /CS3
O /WR /WR
O /BHE (NU)
O /RD /RD
O BCLK BCLK
O /HLDA (NU)
I /HOLD /HOLD
O ALE (NU)
I /RDY /RDY
I P60 /KR0
I P61 /KR1
I P62 /KR2
I P63 /KR3
I P64 /KR4
I P65 /KR5
I P66 /KR6
I P67 /KR7
O TXD2 SO
I RXD2 SI
O CLK2 PCLK
O P73 DR1
O P74 /USBRST
O P75 (NU)
O P76 (NU)
O P77 (NU)
O P80 BUZZER
O P81 VHCOM
I /INT0 POFF
I /INT1 /DREQUSB
I /INT2 /INTUSB
I /NMI /NMI(NU)
O XCOUT XCOUT
I XCIN XCIN
I P90 MODE
I P91 MSENS
O P92 (NU)
O P93 BA0
O P94 DATE/CE
O P95 BLON
O P96 LCDON
I P97 IPLON
I AN0 TM
I AN1 VPTEST
I AN2 VREF
O AN3 /STRB1
O AN4 /STRB2
O P105 /STRB3
O P106 /STRB4
Initial OFF
value MODE
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
OUT H
OUT L USB CONTROLLER
OUT H
OUT L
OUT L
OUT L
OUT L
OUT L
OUT L
IN
OUT L
IN
IN Key Return Signal 0
IN Key Return Signal 1
IN Key Return Signal 2
IN Key Return Signal 3
IN Key Return Signal 4
IN Key Return Signal 5
IN Key Return Signal 6
IN Key Return Signal 7
L OUT L PRINTER DATA OUT
IN PRINTER DATA IN
L OUT L PRINTER CLOCK
L OUT L DRAWER 1 DRIVE SIGNAL
L OUT L USB RESET SIGNAL
L OUT L
L OUT L
L OUT L
L OUT L BUZZER
L OUT L PRINTER HEAD CONTROL
IN POWER INTERRUPT
IN USB DMA REQUEST
IN USB INTERRUPT
IN
32.768kHz
32.768kHz
IN MODE KEY SENSE
IN MISCELLANEOUS SENSE
L OUT L
L OUT L BANK SIGNAL 0
L OUT L LCD DATA LATCH SIGNAL
L OUT L BACK LIGHT ON
L OUT L LCD POWER ON
IN IPL ON SIGNAL
IN HEAD TEMPERATURE MONITOR
IN HEAD VOLTAGE MONITOR
IN REFERENCE VOLTAGE
H IN PRINTER STORE SIGNAL 1
H IN PRINTER STORE SIGNAL 2
H IN PRINTER STORE SIGNAL 3
H IN PRINTER STORE SIGNAL 4
4 – 3
Function