Renesas H8S/2378F Technické informace stáhnout pdf (Strana 103)

8.2.3 Selecting a Library

To select a library, set the corresponding bit of the FPCS or FECS register to 1.

Table 8-3 Registers for Selecting a Program to Be Transferred

Program to Be Transferred Register Bit Name Bit

Programming program FPCS register PPVS bit Bit 0

Erasing program FECS register EPVB bit Bit 0

8.2.4 Selecting the User Boot Area

To select the user boot area, set the FMATS register to H'AA.

Table 8-4 FMATS Register

State Value Function

User area selection Other than

H'AA

Selects the user area.

User boot area selection H’AA Selects the user boot area.

Note: The value can be changed only in RAM.

8.2.5 Selecting the Transfer Destination

Use the FTDAR register to set the RAM address of the library transfer destination. If the setting is invalid, bit 7 of the

FTDAR register is set to 1.

Table 8-5 FTDAR Register

Transfer Destination Address Setting Function

RAM start address + 20 Kbytes H’00 Sets the start address to download a program to H'FF9000.

RAM start address + 24 Kbytes H’01 Sets the start address to download a program to H'FFA000.

RAM start address + 28 Kbytes H’02 Sets the start address to download a program to H'FFB000.

RAM start address + 16 Kbytes H’03 Sets the start address to download a program to H'FF8000.

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Renesas H8S/2378F Technické informace Strana 103