Difference between revisions of "LB Backplane Computer"
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[[file:LB-MEM-03_REV1-FRONT-3D.png]] | [[file:LB-MEM-03_REV1-FRONT-3D.png]] | ||
| + | |||
| + | * EPROM/EEPROM card | ||
| + | * Up to 1MB | ||
| + | * Supports smaller SRAMs | ||
| + | ** Headers to jump for smaller parts | ||
| + | * Connects to Address/Data and Memory control lines | ||
| + | * 50x75mm card | ||
Revision as of 20:37, 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)
- PSoC 5LP CPU
- USB/Serial
- 8 I/O pins
- 3.3V/5V operation
- Connects to all backplane pins
- Reset Switch
- 100x50mm
LB-MEM-02
- Up to 1MB
- Supports smaller SRAMs
- Headers to jump for smaller cards
- Connects to Address/Data and Memory control lines
- 50x75mm card
LB-MEM-03
- EPROM/EEPROM card
- Up to 1MB
- Supports smaller SRAMs
- Headers to jump for smaller parts
- Connects to Address/Data and Memory control lines
- 50x75mm card
