PDP-11 ON RETRO-EP4CE15

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PDP-11 FrontPanel P512-cropped-720px.jpg

Build

FPGA Hardware

RETROEP4CE15 REV4 P376-annotated-720px.jpg

Front Panel

PDP2011 FPGA Builds

Disks (SD card images) that work with PDP2011 build

Other PDP2011 Builds

Software

Disk Images

Documentation

Switches

PDP-11 FrontPanel P512-cropped-720px.jpg

Function Marking 5CEFA2 FPGA Pin
resetbtn pushbutton PB8 PIN_M22
PWR LED D8 PIN_L22
sdHC LED D7 PIN_M18
FETch LED D6 PIN_M20
sdWR LED D5 PIN_P16
sdRD LED D4 PIN_T19
RH Drive (rp) LED D3 PIN_R22
RK Drive LED D2 PIN_U20
RL Drive LED D1 PIN_U22
K11 (tty1) Slide switch SS4 PIN_P22
RH Drive (rp) (UP) Slide switch SS3 PIN_T22
RK Drive (UP) Slide switch SS2 PIN_V20
RL Drive (UP) Slide switch SS1 PIN_V21

Connectors

P1 - VGA (5CEFA2F23 Card)

  • videoR0 = U8-49 = PIN_E12
  • videoR1 = U8-50 = PIN_D12
  • videoG0 = U8-51 = PIN_D13
  • videoG1 = U8-52 = PIN_C13
  • videoB0 = U8-53 = PIN_B13
  • videoB1 = U8-54 = PIN_A13
  • hSync = U8-55 = PIN_A15
  • vSync = U8-56 = PIN_A14

P2 - PS/2 Keyboard

PS2 Mapping.PNG

  • PS2DAT = U7-8 = PIN_BANK_2A_AA1
  • PS2CLK = U7-8 = PIN_NANK_2A_AA2

P3 - Serial Ports - I/O connector

  • fpgaRx1 (in) = PIN_C11
    • Needs weak pullup
      • set_instance_assignment -name WEAK_PULL_UP_RESISTOR ON -to rxd1
  • fpgaTx1 (out) = PIN_G10
  • fpgaRts1 = U7-44 = PIN_F10
  • fpgaCts1 = U7-46 = PIN_B11

IO conn

  • Second serial port on I/O connector
  • rx2 (in) = PIN_M18
  • tx2 (out) = PIN_L19
  • rts2 (out) = PIN_N19
  • cts2 (in) = PIN_M21

P4 - SD Card (5CEFA2F23 FPGA pin numbers)

  • This build only works with SD Cards, not SD/HC or other newer cards.
  • These cards are 1 GB or 2 GB in size.

RETROEP4CE15-P4 SD Card.PNG

  • SDCS = U7-57 = PIN_BANK_7A_B15
  • MOSI = U7-58 = PIN_BANK_7A_C15
  • SCK = U7-59 = PIN_BANK_7A_C16
  • MISO = U7-60 = PIN_BANK_7A_B16
  • SD_DETECT - PIN_B12

J1 - I/O Connector (5CEFA2F23 FPGA Card pin numbers)

  • LEDS-SWITCHES-2 Card wired to RETRO-EP4CE15 Card
  • Wiring "flipped" and directly in order
    • Note extra ground/power pins on the Front Panel card

LEDS-SWITCHES-2 P1 FPGA Pinout.PNG

Pin List for 5CEFA2F23I7 FPGA on RETRO-EP4CE15 Card

J4 - USB-B B (5CEFA2F23 FPGA Card pin numbers) Serial Port

  • On-board FT230X FTDI USB to Serial

RETROEP4CE15-Serial.PNG

Resources

Programming the FPGA EEPROM (5CEFA2F23 FPGA)

  • File
  • Convert Programming File
  • Configuration Device = MT25QL128
  • Mode = Active Serial
  • Programming File Type: *.jic
  • Advanced = Check both Disables...
  • Select Flash Loader
  • Add Device = Cyclone V and 5CEFA2
  • Select SOF Data
  • Select Add File and select the .sof file
  • Generate
  • In Tools, Programmer
  • Mode: JTAG
  • Add file and select the .jic file
  • Select Program/Configure
  • Takes a while to program
  • Press button near VGA

Pin List

To Direction Location I/O Standard Pull-Up
clkin Input PIN_M9 3.3-V LVTTL
cts1 Input PIN_B11 3.3-V LVTTL
dram_addr[0] Output PIN_P8 3.3-V LVTTL
dram_addr[1] Output PIN_P7 3.3-V LVTTL
dram_addr[10] Output PIN_R6 3.3-V LVTTL
dram_addr[11] Output PIN_T9 3.3-V LVTTL
dram_addr[12] Output PIN_Y9 3.3-V LVTTL
dram_addr[2] Output PIN_N8 3.3-V LVTTL
dram_addr[3] Output PIN_N6 3.3-V LVTTL
dram_addr[4] Output PIN_U6 3.3-V LVTTL
dram_addr[5] Output PIN_U7 3.3-V LVTTL
dram_addr[6] Output PIN_V6 3.3-V LVTTL
dram_addr[7] Output PIN_U8 3.3-V LVTTL
dram_addr[8] Output PIN_T8 3.3-V LVTTL
dram_addr[9] Output PIN_W8 3.3-V LVTTL
dram_ba_0 Output PIN_T7 3.3-V LVTTL
dram_ba_1 Output PIN_P9 3.3-V LVTTL
dram_cas_n Output PIN_AA7 3.3-V LVTTL
dram_cke Output PIN_V9 3.3-V LVTTL
dram_clk Output PIN_AB11 3.3-V LVTTL
dram_cs_n Output PIN_AB5 3.3-V LVTTL
dram_dq[0] Bidir PIN_AA12 3.3-V LVTTL
dram_dq[1] Bidir PIN_Y11 3.3-V LVTTL
dram_dq[10] Bidir PIN_U11 3.3-V LVTTL
dram_dq[11] Bidir PIN_R10 3.3-V LVTTL
dram_dq[12] Bidir PIN_R11 3.3-V LVTTL
dram_dq[13] Bidir PIN_U12 3.3-V LVTTL
dram_dq[14] Bidir PIN_R12 3.3-V LVTTL
dram_dq[15] Bidir PIN_P12 3.3-V LVTTL
dram_dq[2] Bidir PIN_AA10 3.3-V LVTTL
dram_dq[3] Bidir PIN_AB10 3.3-V LVTTL
dram_dq[4] Bidir PIN_Y10 3.3-V LVTTL
dram_dq[5] Bidir PIN_AA9 3.3-V LVTTL
dram_dq[6] Bidir PIN_AB8 3.3-V LVTTL
dram_dq[7] Bidir PIN_AA8 3.3-V LVTTL
dram_dq[8] Bidir PIN_U10 3.3-V LVTTL
dram_dq[9] Bidir PIN_T10 3.3-V LVTTL
dram_ldqm Output PIN_AB7 3.3-V LVTTL
dram_ras_n Output PIN_AB6 3.3-V LVTTL
dram_udqm Output PIN_V10 3.3-V LVTTL
dram_we_n Output PIN_W9 3.3-V LVTTL
i_PB[1] Input PIN_W19 3.3-V LVTTL
i_PB[2] Input PIN_U21 3.3-V LVTTL
i_PB[3] Input PIN_R21 3.3-V LVTTL
i_PB[4] Input PIN_T20 3.3-V LVTTL
i_PB[5] Input PIN_N21 3.3-V LVTTL
i_PB[6] Input PIN_M21 3.3-V LVTTL
i_PB[7] Input PIN_L19 3.3-V LVTTL
i_PB[8] Input PIN_M22 3.3-V LVTTL
i_SS[1] Input PIN_V21 3.3-V LVTTL
i_SS[2] Input PIN_V20 3.3-V LVTTL
i_SS[3] Input PIN_T22 3.3-V LVTTL
i_SS[4] Input PIN_P22 3.3-V LVTTL
i_SS[5] Input PIN_P17 3.3-V LVTTL
i_SS[6] Input PIN_N20 3.3-V LVTTL
i_SS[7] Input PIN_N19 3.3-V LVTTL
i_SS[8] Input PIN_L18 3.3-V LVTTL
o_LED[1] Output PIN_U22 3.3-V LVTTL
o_LED[2] Output PIN_U20 3.3-V LVTTL
o_LED[3] Output PIN_R22 3.3-V LVTTL
o_LED[4] Output PIN_T19 3.3-V LVTTL
o_LED[5] Output PIN_P16 3.3-V LVTTL
o_LED[6] Output PIN_M20 3.3-V LVTTL
o_LED[7] Output PIN_M18 3.3-V LVTTL
o_LED[8] Output PIN_L22 3.3-V LVTTL
ps2k_c Input PIN_AA2 3.3-V LVTTL
ps2k_d Input PIN_AA1 3.3-V LVTTL
rts1 Output PIN_F10 3.3-V LVTTL
rx1 Input PIN_C11 3.3-V LVTTL
sdcard_cs Output PIN_B15 3.3-V LVTTL
sdcard_miso Input PIN_B16 3.3-V LVTTL
sdcard_mosi Output PIN_C15 3.3-V LVTTL
sdcard_sclk Output PIN_C16 3.3-V LVTTL
tx1 Output PIN_G10 3.3-V LVTTL
vgab[0] Output PIN_B13 3.3-V LVTTL
vgab[1] Output PIN_A13 3.3-V LVTTL
vgag[0] Output PIN_D13 3.3-V LVTTL
vgag[1] Output PIN_C13 3.3-V LVTTL
vgah Output PIN_A15 3.3-V LVTTL
vgar[0] Output PIN_E12 3.3-V LVTTL
vgar[1] Output PIN_D12 3.3-V LVTTL
vgav Output PIN_A14 3.3-V LVTTL
xu_cs Output 3.3-V LVTTL
xu_debug_tx Output 3.3-V LVTTL
xu_miso Input 3.3-V LVTTL
xu_mosi Output 3.3-V LVTTL
xu_sclk Output 3.3-V LVTTL

qsf file

set_global_assignment -name FAMILY "Cyclone V" set_global_assignment -name DEVICE 5CEFA2F23I7 set_global_assignment -name TOP_LEVEL_ENTITY top set_global_assignment -name ORIGINAL_QUARTUS_VERSION 9.0 set_global_assignment -name PROJECT_CREATION_TIME_DATE "23:14:32 MARCH 19, 2009" set_global_assignment -name LAST_QUARTUS_VERSION "21.1.0 Lite Edition" set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "3.3-V LVTTL" set_global_assignment -name CYCLONEII_RESERVE_NCEO_AFTER_CONFIGURATION "USE AS REGULAR IO" set_global_assignment -name RESERVE_ASDO_AFTER_CONFIGURATION "AS INPUT TRI-STATED" set_global_assignment -name MIN_CORE_JUNCTION_TEMP "-40" set_global_assignment -name MAX_CORE_JUNCTION_TEMP 100 set_global_assignment -name POWER_PRESET_COOLING_SOLUTION "23 MM HEAT SINK WITH 200 LFPM AIRFLOW" set_global_assignment -name POWER_BOARD_THERMAL_MODEL "NONE (CONSERVATIVE)"

  1. Clock

set_location_assignment PIN_M9 -to clkin

  1. Pushbuttons on LEDS-SWITCHES-2 card

set_location_assignment PIN_M22 -to i_PB[8] set_location_assignment PIN_L19 -to i_PB[7] set_location_assignment PIN_M21 -to i_PB[6] set_location_assignment PIN_N21 -to i_PB[5] set_location_assignment PIN_T20 -to i_PB[4] set_location_assignment PIN_R21 -to i_PB[3] set_location_assignment PIN_U21 -to i_PB[2] set_location_assignment PIN_W19 -to i_PB[1] set_location_assignment PIN_L18 -to i_SS[8] set_location_assignment PIN_N19 -to i_SS[7] set_location_assignment PIN_N20 -to i_SS[6] set_location_assignment PIN_P17 -to i_SS[5] set_location_assignment PIN_P22 -to i_SS[4] set_location_assignment PIN_T22 -to i_SS[3] set_location_assignment PIN_V20 -to i_SS[2] set_location_assignment PIN_V21 -to i_SS[1]

  1. LEDs on LEDS-SWITCHES-2 card

set_location_assignment PIN_L22 -to o_LED[8] set_location_assignment PIN_M18 -to o_LED[7] set_location_assignment PIN_M20 -to o_LED[6] set_location_assignment PIN_P16 -to o_LED[5] set_location_assignment PIN_T19 -to o_LED[4] set_location_assignment PIN_R22 -to o_LED[3] set_location_assignment PIN_U20 -to o_LED[2] set_location_assignment PIN_U22 -to o_LED[1]

  1. SDRAM

set_location_assignment PIN_Y9 -to dram_addr[12] set_location_assignment PIN_T9 -to dram_addr[11] set_location_assignment PIN_R6 -to dram_addr[10] set_location_assignment PIN_W8 -to dram_addr[9] set_location_assignment PIN_T8 -to dram_addr[8] set_location_assignment PIN_U8 -to dram_addr[7] set_location_assignment PIN_V6 -to dram_addr[6] set_location_assignment PIN_U7 -to dram_addr[5] set_location_assignment PIN_U6 -to dram_addr[4] set_location_assignment PIN_N6 -to dram_addr[3] set_location_assignment PIN_N8 -to dram_addr[2] set_location_assignment PIN_P7 -to dram_addr[1] set_location_assignment PIN_P8 -to dram_addr[0] set_location_assignment PIN_P9 -to dram_ba_1 set_location_assignment PIN_T7 -to dram_ba_0 set_location_assignment PIN_AA7 -to dram_cas_n set_location_assignment PIN_V9 -to dram_cke set_location_assignment PIN_AB11 -to dram_clk set_location_assignment PIN_AB5 -to dram_cs_n set_location_assignment PIN_P12 -to dram_dq[15] set_location_assignment PIN_R12 -to dram_dq[14] set_location_assignment PIN_U12 -to dram_dq[13] set_location_assignment PIN_R11 -to dram_dq[12] set_location_assignment PIN_R10 -to dram_dq[11] set_location_assignment PIN_U11 -to dram_dq[10] set_location_assignment PIN_T10 -to dram_dq[9] set_location_assignment PIN_U10 -to dram_dq[8] set_location_assignment PIN_AA8 -to dram_dq[7] set_location_assignment PIN_AB8 -to dram_dq[6] set_location_assignment PIN_AA9 -to dram_dq[5] set_location_assignment PIN_Y10 -to dram_dq[4] set_location_assignment PIN_AB10 -to dram_dq[3] set_location_assignment PIN_AA10 -to dram_dq[2] set_location_assignment PIN_Y11 -to dram_dq[1] set_location_assignment PIN_AA12 -to dram_dq[0] set_location_assignment PIN_V10 -to dram_udqm set_location_assignment PIN_AB7 -to dram_ldqm set_location_assignment PIN_AB6 -to dram_ras_n set_location_assignment PIN_W9 -to dram_we_n

  1. Serial port (USB-to-Serial)

set_location_assignment PIN_C11 -to rx1 set_location_assignment PIN_G10 -to tx1 set_location_assignment PIN_F10 -to rts1 set_location_assignment PIN_B11 -to cts1

  1. Second serial port
  2. SD Card

set_location_assignment PIN_C16 -to sdcard_sclk set_location_assignment PIN_B15 -to sdcard_cs set_location_assignment PIN_B16 -to sdcard_miso set_location_assignment PIN_C15 -to sdcard_mosi

  1. Ethernet
  2. PS/2 Keyboard

set_location_assignment PIN_AA2 -to ps2k_c set_location_assignment PIN_AA1 -to ps2k_d

  1. Video

set_location_assignment PIN_E12 -to vgar[0] set_location_assignment PIN_D12 -to vgar[1] set_location_assignment PIN_B13 -to vgab[0] set_location_assignment PIN_A13 -to vgab[1] set_location_assignment PIN_D13 -to vgag[0] set_location_assignment PIN_C13 -to vgag[1] set_location_assignment PIN_A15 -to vgah set_location_assignment PIN_A14 -to vgav