Casio QT-2100 Service Manual page 21

PIN NO PIN NAME
68 A13
69 VssQ
70 A14
71 VccQ
72 A15
73 A16
74 A17
75 A18
76 A19
77 A20
78 A21
79 Vss
80 A22
81 Vcc
82 A23
83 VssQ
84 A24
85 VccQ
86 A25
87 BS/PTK[4] (_1:)
88 RD
89 WE0/DQMLL
90 WE1/DQMLU/WE
91 WE2/DQMUL/ICORD / PTK [6]
92 WE3/DQMUU/ICOWR / PTK [7] OUT/OUT/OUT/I/O DQM (EDO) / PCMCIA I/O Write signal
93 RD/WD (_1:)
94 AUDSYNC/PTE[7]
95 VssQ
96 CS0/MCS/PTE[7]
97 VccQ
98 CS2/PTK[0]
99 CS3/PTK[1]
100 CS4/PTK[2]
101 CS5/CE1A/PTA[3]
102 CS6/CE1B
103 CE2A/PET[4]
104 CE2B/PET[5]
105 CKE/PTK[5]
106 RAS3L/PTJ[0]
107 RAS2L/PTJ[1]
108 CASLL/CASL/PTJ[2]
109 VssQ
110 CASLH/CASU/PTJ[3]
111 VccQ
112 CASHL/PTJ[4]
113 CASHH/PTJ[5]
114 DACK0/PTD[5]
115 DACK/PTD[7]
116 CAS2L/PTE[6]
117 CAS2H/PTE[3]
118 RAS3U/PTE[2]
119 RAS3U/PTE[1]
120 TDO/PTE[0]
121 BACK
122 BREQ
123 WAIT
124 RESETM
125 ADTRG/PTH[5]
126 I/OIS16/PTG[7]
127 ASEMDO/PTG[6]
128 ASEBRKAK/PTG[5]
129 PTG[4]
130 AUDATA[3]/PTG[3]
131 AUDATA[2]/PTG[2]
132 Vss
133 AUDATA[1]/PTG[1]
134 Vcc
135 AUDATA[0]/PTG[0]
136 TRST/PTF[7]/PINT[5]
137 TMS/PTF[6]/PINT[14]
138 TDI/PTF[5]/PINT[13]
139 TCK/PTF[4]/PINT[12]
I / O D E S C R I P T I O N
OUT Address bus (A13)
- I/O Power supply (0V)
OUT Address bus (A14)
- I/O Power supply (3.3V)
OUT Address bus (A15)
OUT Address bus (A16)
OUT Address bus (A17)
OUT Address bus (A18)
OUT Address bus (A19)
OUT Address bus (A20)
OUT Address bus (A21)
- VSS
OUT Address bus (A22)
- VCC
OUT Address bus (A23)
- VSS
OUT Address bus (A24)
- I/O Power supply (3.3V)
OUT Address bus (A25)
OUT/I/O Not used
OUT Read strobe
OUT D7-D0 select signal / DQM (EDO)
OUT DQM (EDO) / Write strobe (PCMCIA)
OUT/OUT/OUT/I/O DQM (SDRAM) / PCMCIA I/O Read signal
OUT Read / Wrie signal
OUT/I/O COM1 DTR
- I/O Power supply (0V)
OUT Chip select for FROM
- I/O Power supply (3.3V)
OUT/I/O Not used
OUT/I/O Not used
OUT/I/O Not used
OUT/OUT/I/O CE1 (Area5 PCMCA)
OUT/OUT/I/O CE1 (Area6 PCMCA)
OUT/I/O CE2 (Area5 PCMCA)
OUT/I/O CE2 (Area6 PCMCA)
OUT/I/O Not used
OUT/I/O RAS for RAM (RAM1,2)
OUT/I/O Not used
OUT/I/O CAS for RAM (RAM1,3)
- I/O Power supply (0V)
OUT/I/O CAS for RAM (RAM1,3)
- I/O Power supply (3.3V)
OUT/I/O CAS for RAM (RAM2)
OUT/I/O CAS for RAM (RAM2)
OUT/I/O Not used
OUT/I/O Not used
OUT/I/O Not used
OUT/I/O Not used
OUT/I/O RAS for RAM (RAM3)
OUT/I/O Not used
OUT/I/O DATA OUTPUT (H-UDI)
OUT Not used
IN Not used
IN WAIT signal (PCMCIA)
IN RESET signal
IN Not used
IN/I/O IOIS16 (PCMCIA)
IN ASE mode (H-UDI)
OUT/I/O ASE break (H-UDI)
IN/OUT Not used
I/O Not used
I/O Not used
- VSS
I/O Not used
- VCC (1.9V)
I/O Not used
IN RESET (H-UDI)
IN MODE SELECT (H-UDI)
IN DATA INPUT (H-UDI)
IN CLOCK (H-UDI)
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