27c256 | 4K81H | 68HC11A1 | 68HC11P1 | 68hc24 | 68HC711E9 | 68HC811 | 8255 | A2D | ADC | ADC12138 | Am85C30 | BRCLR | Buffalo | CMOS | EEPROM | EPROM | Ethernet | EVB | EVBU | HC11E1 | HC11E9 | HC711E9 | Horray | ImageCraft | IRQ | Keypad | LCD | MC68HC11D0FN | MC68HC11E1CFU3 | MC68HC11F1 | MC68HC711E9 | MC68HC711E9CFN2 | Microcore11 | Microstamp11 | Minikit | NVRAM | PSD | PSD8xx | PSD9xx | PT1000 | RS232 | RTS | RXD | SPI | SRAM | TXD | Watchdogs | XIRQ

Did you tell the programer you are loading from an S19 file? if dont set that you will get random blinking lights, and the program will load. If you are using the program that came on the CD you should get an error when you attemt to program the 27c256, This because the S19 file is trying to write to anadress that is non existant(to high) --- In , Brian Moerdyk <bmoerdyk2@y...> wrote: > Speaking of 27c256... > has anyone else had a problem where their 27c256 can't be properly read by the > HC11? Maybe this is the issue being discussed here, and I'm just not realizing > it....

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