UPD703040中文资料瑞萨数据手册PDF规格书

FEATURES

- Number of instructions: 74

- Minimum instruction execution time:

50 ns (@ 20 MHz operation with main system clock)

- 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

Memory block allocation function: 2 MB per block

- External bus: 16-bit multiplexed bus

- Internal memory:

UPD703038, 703038Y

(ROM: 384 KB, RAM: 16 KB)

UPD703039, 703039Y

(ROM: 256 KB, RAM: 8 KB)

UPD703040, 703040Y

(ROM: 256 KB, RAM: 16 KB)

UPD703041, 703041Y

(ROM: 192 KB, RAM: 8 KB)

- I/O lines Total: 151