HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 788

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 19 ROM
19.6
When pins are set to on-board programming mode, program/erase/verify operations can be
performed on the on-chip flash memory. There are two on-board programming modes: boot mode
and user program mode. The pin settings for transition to each of these modes are shown in table
19.9. For a diagram of the transitions to the various flash memory modes, see figure 19.3.
Table 19.9 Setting On-Board Programming Modes
MCU Mode
Boot mode
User program mode *
Note: * Normally, user mode should be used. Set the SWE bit to 1 to make a transition to user
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REJ09B0220-0600
program mode before performing a program/erase/verify operation.
On-Board Programming Modes
CPU Operating Mode
Advanced expanded mode with
on-chip ROM enabled
Advanced single-chip mode
Advanced expanded mode with
on-chip ROM enabled
Advanced single-chip mode
Mode
MD2
0
1
MD1
1
1
Pins
MD0
0
1
0
1