m30833fjgp Renesas Electronics Corporation., m30833fjgp Datasheet - Page 413

• Manufacturer Part Number: m30833fjgp
• Description: Renesas 16/32-bit Single-chip Microcomputer M16c Family / M32c/80 Series
• Manufacturer: Renesas Electronics Corporation.

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25. Flash Memory Version
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Table 25.1 Flash Memory Version Specifications
NOTES:
Table 25.2 Flash Memory Rewrite Mode Overview
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Aside from the built-in flash memory, the flash memory version microcomputer has the same functions as the
masked ROM version.
In the flash memory version, rewrite operations to the flash memory can be performed in three modes: CPU
rewrite mode, standard serial I/O mode and parallel I/O mode.
Table 25.1 lists specifications of the flash memory version. See Tables 1.1 and 1.2 for the items not listed in
Table 25.1.
Supply Voltage
Program and Erase Voltage
Flash Memory Rewrite Mode
Erase Block
Program Method
Erase Method
Program and Erase Control Method
Protect Method
Number of Commands
Program and Erase Endurance
Data Retention
ROM Code Protection
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1. The rewrite control program for standard serial I/O mode is stored in the boot ROM area before ship-
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3.0V to 5.5V (f(X
CPU clock=12.5MHz (1 wait state), CPU clock=6.25MHz (no wait)
See Figure 25.1
1 block (8 Kbytes)
Per page (256 bytes)
Software commands control programming and erasing on the flash memory
8 commands
10 years
4.2V to 5.5V (f(X
4.2V to 5.5V (through VDC), 3.0V to 3.6V (not through VDC)
3 modes (CPU rewrite, standard serial I/O, parallel I/O)
All block erase, erase per block
The lock bit protects each block in the flash memory
100 cycles
Standard serial I/O mode and parallel I/O mode supported
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