Difference between revisions of "8052 Specs"
(New page: == Kenwood == === Port 0 === Bit 0 = NOT Power-On-Reset (ARM)<br> Bit 1 = NOT Wakeup (ARM)<br> Bit 2 = NOT Reset (ARM)<br> Bit 3 = NOT Main Power (ARM)<br> Bit 4 = Cartridge Present<b...) |
(No difference)
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Latest revision as of 19:34, 27 January 2009
Kenwood
Port 0
Bit 0 = NOT Power-On-Reset (ARM)
Bit 1 = NOT Wakeup (ARM)
Bit 2 = NOT Reset (ARM)
Bit 3 = NOT Main Power (ARM)
Bit 4 = Cartridge Present
Bit 5 = Testing (???)
Bit 6 = NOT Boot Successful (ARM)
Bit 7 = ???
Port 1
Bit 0 = Write data from the PhatBox to the radio (Radio)
Bit 1 = Always 1 (???)
Bit 2 = Write interrupt (Radio)
Bit 3 = Read data from the radio to the PhatBox (Radio)
Bit 4 = ???
Bit 5 = PhatBox ready (Radio)
Bit 6 = Mute (Radio)
Bit 7 = ???
Port 2
Bit 0 = Data (DAC)
Bit 1 = Clock (DAC)
Bit 2 = Latch (DAC)
Bit 3 = NOT Write Protect (EEPROM)
Bit 4 = Clock (EEPROM)
Bit 5 = Data (EEPROM)
Bit 6 = Always 1 (???)
Bit 7 = ???
Port 3
Bit 0 = ???
Bit 1 = ???
Bit 2 = Read interrupt (Radio)
Bit 3 = Mode interrupt (Radio)
Bit 4 = ???
Bit 5 = Clock (Radio)
Bit 6 = NOT Voltage Regulator Error
Bit 7 = ???