UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 266

8BIT MCU, 4K FLASH, 256B RAM, 78F9222

UPD78F9222MC(T)-5A4-A

Manufacturer Part Number
UPD78F9222MC(T)-5A4-A
Description
8BIT MCU, 4K FLASH, 256B RAM, 78F9222
Manufacturer
NEC
Datasheet

Specifications of UPD78F9222MC(T)-5A4-A

Controller Family/series
UPD78
No. Of I/o's
17
Ram Memory Size
256Byte
Cpu Speed
10MHz
No. Of Timers
4
No. Of
RoHS Compliant
Core Size
8bit
Program Memory Size
4KB
Oscillator Type
External, Internal

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18.2 Memory Configuration
All the blocks can also be erased at once, by using a dedicated flash memory programmer.
266
FEFFH
FFFFH
FF00H
0000H
The 2/4 KB internal flash memory area is divided into 8/16 blocks and can be programmed/erased in block units.
Internal high-speed RAM
Special function resister
(128/256 byte)
Use prohibited
Flash memory
(256 byte)
(2/4 KB)
Figure 18-1. Flash Memory Mapping
CHAPTER 18 FLASH MEMORY
User’s Manual U16898EJ5V0UD
µ
PD78F9221
Block 7 (256 bytes)
Block 6 (256 bytes)
Block 5 (256 bytes)
Block 4 (256 bytes)
Block 3 (256 bytes)
Block 2 (256 bytes)
Block 1 (256 bytes)
Block 0 (256 bytes)
2 KB
µ
PD78F9222
Block 15 (256 bytes)
Block 14 (256 bytes)
Block 13 (256 bytes)
Block 12 (256 bytes)
Block 11 (256 bytes)
Block 10 (256 bytes)
Block 9 (256 bytes)
Block 1 (256 bytes)
Block 8 (256 bytes)
Block 7 (256 bytes)
Block 6 (256 bytes)
Block 5 (256 bytes)
Block 4 (256 bytes)
Block 3 (256 bytes)
Block 2 (256 bytes)
Block 0 (256 bytes)
4 KB
0EFFH
0DFFH
0CFFH
0BFFH
0AFFH
0FFFH
0D00H
0C00H
0F00H
0E00H
0B00H
0A00H
09FFH
08FFH
07FFH
06FFH
05FFH
04FFH
03FFH
02FFH
01FFH
00FFH
0900H
0800H
0700H
0600H
0500H
0400H
0300H
0200H
0100H
0000H

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