upd78f0103 Renesas Electronics Corporation., upd78f0103 Datasheet - Page 39

• Manufacturer Part Number: upd78f0103
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

3.1 Memory Space
Products in the 78K0/KB1 can each access a 64 KB memory space. Figures 3-1 to 3-4 show the memory maps.
Caution Regardless of the internal memory capacity, the initial values of internal memory size switching
register (IMS) of all products in the 78K0/KB1 are fixed (IMS = CFH). Therefore, set the value
corresponding to each product as indicated below.
PD780101
PD780102
PD780103
PD78F0103
Table 3-1. Internal Memory Size Switching Register (IMS) Set Value
CHAPTER 3 CPU ARCHITECTURE
42H
04H
06H
Value corresponding to mask ROM version
User’s Manual U15836EJ5V0UD
Internal Memory Size Switching Register (IMS)
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