K30p-VME
transistorfet·retroverse·components/computie-vme/hardware/k30p-VME/k30p-VME.kicad_pcb
K30p-VME is an open source PCB design by transistorfet: a 4-layer, 160 × 100 mm board with 107 components (49 distinct parts). It is built around the MC68030RC, 74HC14, 74HC05, ATF1508AS-xxAx100 and more. Filed under retro computing and usb & debug tools.
A collection of VME-based hardware and software for modular computers
Status: Built & Tested but with many design issues (see errata)
A CPU card for a VME-based computer system using an MC68030 with some onboard RAM and Flash, and a onboard serial ports with integrated FTDI Serial-to-USB controllers, and a programmable ATF1508 CPLD for glue logic. The 'p' in the name stands for Programmable due to the CPLD.
I've built and tested Rev. 1 but had to do some rework to get it running, and there are some uncorrectable issues with the design that will require a new revision. The full list of issues is available in the errata linked below. I intend to make a Rev. 2…

Built around
Parts list
107 components, 49 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MC68030RC | PGA-128_13x13_THT-Socket | U1 |
| 1 | 74HC14 | TSSOP-14_4.4x5mm_P0.65mm | U2 |
| 1 | 74HC05 | TSSOP-14_4.4x5mm_P0.65mm | U3 |
| 1 | ATF1508AS-xxAx100 | TQFP-100_14x14mm_P0.5mm | U4 |
| 2 | AS6C8016 | TSOP-II-44_10.16x18.41mm_P0.8mm | U5, U6 |
| 1 | AM29F040 | PLCC-32_THT-Socket | U7 |
| 1 | MC68681 | PLCC-44_THT-Socket | U8 |
| 2 | FT231XS | SSOP-20_3.9x8.7mm_P0.635mm | U9, U10 |
| 5 | 74FCT16245DL | TSSOP-48_6.1x12.5mm_P0.5mm | U11, U12, U13, U14, U15 |
| 1 | 74HC148 | SOIC-16_3.9x9.9mm_P1.27mm | U16 |
| 1 | 74HC30 | TSSOP-14_4.4x5mm_P0.65mm | U17 |
| 2 | Crystal | Crystal_HC49-4H_Vertical | Y1, Y2 |
| 2 | 5V | PinHeader_1x02_P2.54mm_Vertical | J1, J2 |
| 1 | JTAG | PinHeader_2x05_P2.54mm_Vertical | J3 |
| 1 | Serial1 | PinHeader_1x06_P2.54mm_Vertical | J4 |
| 1 | Serial2 | PinHeader_1x06_P2.54mm_Vertical | J5 |
| 1 | VME64-P1-3R | DIN41612_C_3x32_Male_Horizontal_THT | P1 |
| 1 | CDIS | PinHeader_1x02_P2.54mm_Vertical | JP1 |
| 1 | MMUDIS | PinHeader_1x02_P2.54mm_Vertical | JP2 |
| 1 | USB POWER | PinHeader_1x02_P2.54mm_Vertical | JP4 |
Show 29 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BG0IN | PinHeader_1x02_P2.54mm_Vertical | JP5 |
| 1 | BG0OUT | PinHeader_1x02_P2.54mm_Vertical | JP6 |
| 1 | BR0 | PinHeader_1x02_P2.54mm_Vertical | JP7 |
| 1 | SUSPEND | PinHeader_1x02_P2.54mm_Vertical | JP8 |
| 1 | ~{RESET} | E-Switch_TL1105 | SW1 |
| 1 | E-Switch TL2243 | E-Switch_TL2243 | SW2 |
| 1 | Ground Loop | TestPoint_Loop_D2.60mm_Drill1.6mm_Beaded | TP1 |
| 1 | IP3 | TestPoint_THTPad_2.0x2.0mm_Drill1.0mm | TP5 |
| 1 | IP2 | TestPoint_THTPad_2.0x2.0mm_Drill1.0mm | TP6 |
| 2 | USB_C_Plug_USB2.0 | USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | USB1, USB2 |
| 1 | Harvatek HV-32H307B | Harvatek_HV-32312-260-2SUB | D1 |
| 2 | Harvatek HV-32312 | Harvatek_HV-32312-260-2SUB | D2, D3 |
| 2 | IN | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D4, D5 |
| 2 | OUT | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D6, D7 |
| 1 | MI0805K601R-10 | Ferrite_0805_2012Metric_Pad1.15x1.40mm_BigPads | L1 |
| 1 | 0.47uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1 |
| 2 | 18pF | C_Disc_D3.0mm_W2.0mm_P2.50mm | C2, C3 |
| 1 | 15pF | C_Disc_D3.0mm_W2.0mm_P2.50mm | C4 |
| 1 | 5pF | C_Disc_D3.0mm_W2.0mm_P2.50mm | C5 |
| 19 | 0.1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C6, C7, C12, C13, C14, C15, C16, C17 +11 |
| 4 | 47pF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C8, C9, C10, C11 |
| 5 | 0.1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C25, C26, C27, C28, C29 |
| 6 | 1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R3, R12, R13, R14, R15 |
| 5 | 220 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R16, R17, R18, R19 |
| 4 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4, R9, R10, R11 |
| 1 | 15k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5 |
| 3 | 4.7k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R6, R7, R8 |
| 4 | 68 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R20, R21, R22, R23 |
| 4 | CAT16-103J4LF | R_Cat16-4 | RN1, RN2, RN3, RN4 |
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