I/O and Flag Registers
INPR: 8-bitOUTR: 8-bitE, I: 1-bit
Input/Output registers and flag bits (E: Carry, I: Interrupt Enable)
INPR:
0x00OUTR:
0x00E:
0I:
0Block Diagram
I/O registers and flag bits
E Flag (Carry)
Current Value0
The E (Extended) flag stores the carry bit from arithmetic operations and is used in circular shift operations.
I Flag (Interrupt)
Current Value0
The I flag enables or disables interrupt handling. When set to 1, interrupts are enabled.
I/O Controls
Control I/O registers and flags
500ms
Formats: 0x00 • 0b00000000 • 0
Formats: 0x00 • 0b00000000 • 0
Register Info
INPR8-bit input
OUTR8-bit output
E1-bit carry
I1-bit interrupt