Labels:text | screenshot | parallel | diagram | line | number | plot OCR: B.42 - Memory Map M M T F T T T a g 0 0 S S T T Location(s) Size Type Meaning Keyboard ACIA (6850) 0x00FFF COO EB Keyboard ACIA Control (when written) as follows: Bit #7 Enables receive interrupts Bits #6-6 Configures transmitter interrupts as follows: Value Meaning 9600 RTS low, Disable Interrupts 0601 RTS low, Enable Interrupts % 10 RTS high, Disable Interrupts 06 11 RTS low, Disable Interrupts Send a break on Interrupt Bits #4-2 Configure Port Settings as follows: Value Data Bits-Parity-Stop Bits %000 7-E-2 %001 7-0-2 %010 7-E-1 96011 7-0-1 % 100 8-N-2 %101 8-N-1 %110 8-E-1 %111 8-0-1 Bits #1-0 Set Clock Divisor as follows: Value Meaning 600 Normal %01 Divide by 16 610 Divide by 256 0611 Master Reset
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