########################################################################### ## CD32 Expansion port info. 1994-07-05 ## ## Updated 19th April 2002 by Ian Stedman ## ## ########################################################################### 2 84___86 182 |--- TOP //////////////////////////// //////////////////////////// v /==========================/ /==========================/ ^ ^ ^ ^ ^ 1 83 85 181 |___ BOT Note DGND = digital GND VCC = +5V A * after a signal denotes active low. Pin # Name Comment =========================================================================== Pin 1 A31 Probably not connected since 68EC020 | | | Pin 8 A24 Probably not connected since 68EC020 Pin 9 DGND Pin 10 VCC Pin 11 A23 Address bus | | | Pin 18 A16 | Pin 19 DGND Pin 20 VCC Pin 21 A15 | | | | Pin 28 A8 | Pin 29 DGND Pin 30 VCC Pin 31 A7 | | | | Pin 38 A0 Address bus Pin 39 DGND Pin 40 VCC Pin 41 D31 Data bus | | | Pin 48 D24 | Pin 49 DGND Pin 50 VCC Pin 51 D23 | | | | Pin 58 D16 | Pin 59 DGND Pin 60 VCC Pin 61 D15 | | | | Pin 68 D8 | Pin 69 DGND Pin 70 VCC Pin 71 D7 | | | | Pin 78 D0 Data bus Pin 79 DGND Pin 80 VCC Pin 81 IPL2* Interrupt Priority Level 2 (68020 signal) Pin 82 IPL1* | Pin 83 IPL0* Interrupt Priority Level 0 Pin 84 IPEND Interrupt pending Pin 85 RST Request to send (RS232 port) Pin 86 HALT* Processor Halt Pin 87 ECS* Not implemented on 68EC020 (68030 signal) Pin 88 OCS* Not implemented on 68EC020 (68030 signal) Pin 89 SIZE1 Indicates number of bytes remaining to transfer Pin 90 SIZE0 Indicates number of bytes remaining to transfer Pin 91 AS* Adress strobe Pin 92 DS* Data strobe Pin 93 R/W* Read/Write Pin 94 BERR* Bus Error Pin 95 STERM* 68030 STERM (reserved) Pin 96 AVEC* Autovector request during interrupt acknowledge Pin 97 DSACK1* Data transfer and size acknowledge Pin 98 DSACK0* Data transfer and size acknowledge Pin 99 CPUCLK_A CPU Clock 14 MHz Pin100 E Peripheral Enable Clock Pin101 DGND Pin102 VCC Pin103 FC2 Function codes Pin104 FC1 Function codes Pin105 FC0 Function codes Pin106 RMC* Read Modify cycle Pin107 CIIN* 68030 CIIN (Reserved) Pin108 CIOUT* 68030 CIOUT (Reserved) Pin109 CBREQ* 68030 CBREQ (reserved) Pin110 CBACK* 68030 CBACK (Reserved) Pin111 CPU_BR* CPU bus request Pin112 EXP_BG* Expansion bus grant Pin113 CPU_BG* CPU bus grant Pin114 EXP_BR* Expansion bus request Pin115 CPU_BGACK* CPU bus grant Acknowledge Pin116 EXP_BGACK* Expansion bus acknowledge Pin117 PUNT* Back off signal to console Pin118 RESET* General RESET Pin119 INT2* Generate a level 2 interrupt Pin120 INT6* Generate a level 6 interrupt Pin121 KB_CLOCK* Keybord clock Pin122 KB_DATA* Keybord data Pin123 FIRE0* Fire buttons Pin124 FIRE1* | Pin125 LED* Power On Led Pin126 ACTIVE* CD Drive active led Pin127 RXD* Serial data in Pin128 TXD* Serial data out Pin129 DKRD* Disk Read Data Pin130 DKWD* Disk Write Data Pin131 SYSTEM (Reserved) Pin132 DKWE* Disk Write Enable Pin133 CONFIG_OUT* Zorro config signal Pin134 CONFIG_IN* Zorro config signal Pin135 DGND Pin136 +12V Pin137 DGND Pin138 +12 Pin139 17MHZ CD-Drive/CD-DAC clock Pin140 EXT_AUDIO* External audio enable Pin141 DA_DATA CD-Data Pin142 MUTE* Audio mute signal Pin143 DA_LRCLK CD-Data Left Right clock Pin144 DA_BCLK CD-Data bit clock Pin145 DGND Pin146 VCC Pin147 DR Digital Red Pin148 DG Digital Green Pin149 DB Digital Blue Pin150 DI Digital Intensity Pin151 PIXELSW_EXT* External genlock pixel switch (Video) Pin152 PIXELSW* Genlock Pixel Switch (Video) Pin153 BLANK* Video blanking signal Pin154 PIXELCLK Pixelclock for manipulating RBG data Pin155 DGND Pin156 VCC Pin157 CSYNC* Composite sync Pin158 CCK_B Color clock ????? Pin159 HSYNC* Horizontal sync Pin160 VSYNC* Vertical sync Pin161 VGND Video ground Pin162 VGND Video ground Pin163 AR_EXT External Analog Red Pin164 AR Analog Red Pin165 AG_EXT External Analog Green Pin166 AG Analog Green Pin167 AB_EXT External Analog Blue Pin168 AB Analog Blue Pin169 VGND Video ground Pin170 VGND Video ground Pin171 NTSC* NTSC Pin172 XCLKEN* Enable External video clock (Genlock) Pin173 XCLK External video clock (Genlock) Pin174 EXT_VIDEO* Disable internal video interfaces Pin175 DGND Pin176 VCC Pin177 AGND Pin178 +12 Pin179 LEFT_EXT External Left sound Pin180 LEFT Left sound Pin181 RIGHT_EXT External Right sound Pin182 RIGHT Right sound NOTE: Signals with a _EXT suffix are intended for the CD32 FMV module.