Difference between revisions of "LB Backplane Computer"
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[[file:LB-6850-01_FRONT_REV1(BLK).png]] | [[file:LB-6850-01_FRONT_REV1(BLK).png]] | ||
| + | |||
| + | * 68B50 UART | ||
| + | * Baud Rate Clock (38.4k baud oscillator) | ||
| + | * XIAO RP2040 CPU | ||
| + | ** USB/Serial | ||
| + | * 8-bit parallel port expander | ||
| + | ** SD card | ||
| + | * 100x50mm card | ||
=== LB-LOGIC-01 === | === LB-LOGIC-01 === | ||
Revision as of 20:31, 17 September 2022
Contents
Land Boards Backplane Computer
Backplane
- 6 slot backplane
- 64 connections
- 2 power, 2 ground pins
- 10 expansion pins
- Optional "light" terminators
- Power connections via 2x8 header
- 100x100mm card
- (6) 4-40 mounting holes
LB-65CXX-01
.png)
- 65C02 or 65C816 CPU
- Oscillator on card
- Reset switch/power monitor
- Decoder PLD
- 100x50mm card
LB-6809-01
.png)
- 65C02 or 65C816 CPU
- Oscillator on card
- Reset switch/power monitor
- Decoder PLD
- 100x50mm card
LB-Z80-01
- Z80 CPU
- Oscillator on card
- Reset switch/power monitor
- Decoder PLD
- 100x50mm card
LB-68B50-01
.png)
- 68B50 UART
- Baud Rate Clock (38.4k baud oscillator)
- XIAO RP2040 CPU
- USB/Serial
- 8-bit parallel port expander
- SD card
- 100x50mm card
LB-LOGIC-01
.png)
LB-MEM-02
LB-MEM-03
