Sharp FO-1470 Service Manual page 54

UX-510UA
FO-1470U
SCE114 (IC9) Terminal descriptions
Pin
Pin List
No.
1 VSS
2 D[3]
3 D[2]
4 D[1]
5 D[0]
6 A[23]/EYEXY
7 A[22]/EYESYNC
8 A[21]/EYECLK
9 A[20]
10 A[19]
11 A[18]
12 VDD
13 A[17]
14 A[16]
15 A[15]
16 A[14]
17 VSS
18 A[13]
19 A[12]
20 A[11]
21 A[10]
22 A[9]
23 A[8]
24 A[7]
25 A[6]
26 A[5]
27 A[4]
28 VDD
29 A[3]
30 A[2]
31 A[1]
32 A[0]
33 GPIO[20]/ALTTONE
34 NC
35 NC
36 NC
37 NC
38 NC
39 GPIO[19]/RDY/SEROUT
40 GPIO[11]/BE/SERINP
41 VSS
42 PCLK/DMAACK
43 PDAT
44 PLAT
45 STRB[3]
46 STRB[2]
47 STRB[1]
48 STRB[0]
49 STRBPOL/DMAREQ
50 VDD
51 GPIO[17]
52 GPIO[16]/IRQ[8]
53 GPIO[15]/CS[5]n
54 GPIO[14]/CS[4]n
55 GPIO[13]/CS[3]n
56 GPIO[12]/CS[2]n
57 GPIO[4]/CPCIN
58 VSS
59 LEDCTL/GPO[16]
60 NC
61 LEDCS/GPO[17]
62 GPIO[7]/SSRXD2
63 GPIO[6]/SSTXD2
Input Output
I/O
Type Type
Digital ground.
I/O Tu 13Xs CPU data bus.
I/O Tu 13Xs CPU data bus.
I/O Tu 13Xs CPU data bus.
I/O Tu 13Xs CPU data bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
Digital power.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
Digital ground.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
Digital power.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Tu 13Xs CPU address bus.
I/O Hu 13Xs GPIO[20] or ALTTONE.
No connection.
No connection.
No connection.
No connection.
No connection.
I/O Hu 13Xs GPIO[19], bus ready or serial port data output for autobaud detection.
I/O Hu 13Xs GPIO[11], bus enable or serial port data input for autobaud detection.
Digital ground.
O 3XC Thermal Print Head (TPH) clock or ext. DMA acknowledge.
O 2XC Serial printing data (to TPH).
O 3XC TPH data latch.
O 1XC Strobe signal for TPH.
O 1XC Strobe signal for TPH.
O 1XC Strobe signal for TPH.
O 1XC Strobe signal for TPH.
I H Sets strobe polarity active high/low or ext. DMA request.
Digital power.
I/O Hu 13Xs GPIO[17].
I/O Hu 13Xs GPIO[16] or ext. interrupt with priority 8.
I/O Hu 13Xs GPIO[15] or I/O chip select 5.
I/O Hu 13Xs GPIO[14] or I/O chip select 4.
I/O Hu 13Xs GPIO[13] or I/O chip select 3.
I/O Hu 13Xs GPIO[12] or I/O chip select 2.
I/O Hu 13Xs GPIO[4] or Call Party Control input.
Digital ground.
O 4XC Indicates the OPO[7:0] outputs are for LEDs or GPO[16].
No connection.
O 1XC LCD Chip select or GP0[17].
I/O Hu 13Xs GPIO[7] or SSIF2 receive data.
I/O Hu 13Xs GPIO[6] or SSIF2 transmit data.
5 – 3
Pin Description