UPD784938 Datasheet, PDF (78/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 3 CPU ARCHITECTURE
3.4.1 Internal RAM area
The µPD784938 incorporates general-purpose static RAM.
This area is configured as follows:
Peripheral RAM (PRAM)
Internal RAM area
Internal high-speed RAM (IRAM)
Table 3-2. Internal RAM Area
Internal RAM
Part Number
µPD784935
µPD784936
µPD784937
µPD784938
µPD78F4938
Internal RAM Area
5,120 bytes
(0EB00H to 0FEFFH)
6,656 bytes
(0E500H to 0FEFFH)
8,192 bytes
(0DF00H to 0FEFFH)
10,240 bytes
(0D600H to 0FEFFH)
Peripheral RAM: PRAM
4,608 bytes
(0EB00H to 0FCFFH)
6,144 bytes
(0E500H to 0FCFFH)
7,680 bytes
(0DF00H to 0FCFFH)
9,728 bytes
(0D600H to 0FCFFH)
Internal High-Speed RAM: IRAM
512 bytes
(0FD00H to 0FEFFH)
Remark The addresses in the table are the values that apply when the LOCATION 0 instruction is executed. When the
LOCATION 0FH instruction is executed, 0F0000H should be added to the values shown above.
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Preliminary User’s Manual U13987EJ1V0UM00