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FEATURES

- Number of instructions: 74

- Minimum instruction execution time: 62.5 ns (16 MHz internal operation)

- General-purpose registers: 32 bits × 32 registers

- Instruction set: Signed multiplication, saturation operations, 32-bit shift instructions, bit manipulation instructions, load/store instructions

- Memory space: 16 MB linear address space

- Internal memory ROM: 256 KB (UPD703078Y, 703079Y: mask ROM)

256 KB (UPD70F3079Y: flash memory)

RAM: 16 KB (UPD703078Y, 703079Y, 70F3079Y)

- Interrupt/exception: UPD703078Y (external: 8, internal: 35 sources, exception: 1 source)

UPD703079Y, 70F3079Y (external: 8, internal: 38 sources, exception: 1 source)-

- I/O lines Total: 83

- Timer/counters: 16-bit timer (3 channels: TM0, TM1, TM7)

8-bit timer (5 channels: TM2 to TM6)

- Watch timer: 1 channel

- Watchdog timer: 1 channel

- Serial interface

? Asynchronous serial interface (UART0, UART1)

? Clocked serial interface (CSI0, CSI1, CSI3)

? 3-wire variable length serial interface (CSI4)

? I2C bus interface (I2C0)