Pioneer DVL-909 Service Guide - Page 42

DV-505, DVL-909, DV-S9 No. Pin Name I/O Function 131 VDD − 3.3V power supply 132 XINT0 O Interrupt request signal to CPU 133 XEXTRDY 134 HRW SPARC, 68 system : Ready signal to CPU O 86 system : Acknowledge (ACK) signal to CPU I CPU read / write signal 135 HCLKIN I Host clock input 136 XHCS 137 XHAS 138 XHBE3 139 XHBE2 140 XHBE1 141 XHBE0 142 VSS 143 MDRADR4 144 MDRADR3 145 MDRADR5 146 MDRADR2 147 VDD 148 VSS 149 MDRADR6 150 MDRADR1 151 MDRADR7 152 MDRADR0 153 MDRADR8 154 VSS 155 TEST6 156 TEST7 157 TEST8 158 TEST9 159 MDRADR10 160 MDRADR9 161 MDRADR11 162 XMDRCS 163 MDRCKE 164 VSS 165 VDD 166 XMDRRAS 167 MDRCLK 168 VSS 169 MDRCLKIN I LSI chip select signal I SPARC, 68 system : CPU address strobe 86 system : CPU address status I CPU byte enable signal − GND O Address signal for SDRAM − 3.3V power supply − GND Address signal for SDRAM O Address signal for SDRAM (LSB) Address signal for SDRAM − GND − "L" status normally Address signal for SDRAM O Address signal for SDRAM (MSB) O Chip select signal for SDRAM O Clock enable signal for SDRAM − GND − 3.3V power supply O RAS signal for SDRAM O Clock output signal for SDRAM − GND I Clock input signal for SDRAM No. Pin Name I/O Function 170 XMDRCAS O CAS signal for SDRAM 171 XMDRDQM1 O Input mask / output enable signal for SDRAM 172 VSS − GND 173 XMDRWE O Write enable signal for SDRAM 174 XMDRDQM0 O Input mask / output enable signal for SDRAM 175 MDRDAT8 I/O Data bus signal for SDRAM 176 VSS − GND 177 MDRDAT7 178 MDRDAT9 179 MDRDAT6 I/O Data bus signal for SDRAM 180 MDRDAT10 181 MDRDAT5 182 VSS − GND 183 VDD − 3.3V power supply 184 MDRDAT11 185 MDRDAT4 186 MDRDAT12 I/O Data bus signal for SDRAM 187 MDRDAT3 188 MDRDAT13 189 VSS − GND 190 MDRDAT2 191 MDRDAT14 Data bus signal for SDRAM I/O 192 MDRDAT1 193 MDRDAT15 Data bus signal for SDRAM (MSB) 194 MDRDAT0 I/O Data bus signal for SDRAM (LSB) 195 VSS − GND 196 N.C. − Non connection 197 ICK27M I System clock input 198 VSS − GND 199 OCK27M O System clock output 200 VSSA(VCO) − GND (for VCO only) 201 VDDA(VCO) − 3.3V power supply (for VCO only) 202 ILPF O PLL block inverter output for audio 203 MLPF I PLL block inverter input for audio 204 OLPF O Phase detector output for audio 205 OVCO I VCO input for audio clock 206 VSS − GND 207 XPLLRST I PLL section reset signal 208 XSYNCRST I SYNC reset signal 42