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H8 CP/NET SPI WIZNET Network Card

H8 CP/NET SPI WIZNET Network Card

teddy

Published February 03, 2022

Project description

https://github.com/durgadas311/cpnet-z80/blob/master/md/H8XSPI.md http://koyado.com/Heathkit/H8_CP_NET_SPI_Wiznet_Network.html

Description

This module implements the SPI-to-W5500 interface used on Heathkit H8/H89 computers. This interface includes an NVRAM chip for storing network configuration.

See also?H8XSPI

Building

make NIC=w5500 HBA=h8xspi

Using

A compatible server is implemented in CpnetSocketServer.jar. The utility WIZCFG.COM is used to setup the NVRAM, and the CP/NET startup code will program the W5500 from NVRAM.

The H8XSPI resets the W5500 during system RESET, so its settings are lost during system RESET-reboot. The NVRAM will retain the settings and is automatically used during CP/NET startup.

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