mc68hc908rk2 Freescale Semiconductor, Inc, mc68hc908rk2 Datasheet - Page 54

• Manufacturer Part Number: mc68hc908rk2
• Description: Hcmos Microcontroller Unit
• Manufacturer: Freescale Semiconductor, Inc

FLASH 2TS Memory
4.11 Embedded Function Descriptions
4.11.1 RDVRRNG Routine
Advance Information
54
Entry conditions:
Exit conditions:
Purpose:
Name:
This subsection describes the embedded functions.
RDVRRNG
Read and/or verify a range of FLASH memory
H:X
LADDR
DATA
ACC
C bit
ACC
DATA
1. RAMSTART is defined as the starting address of the RAM in the memory map.
Table 4-4. Embedded FLASH Routine Global Variables
This is address $0080.
Variable Location
Contains the data to compare the read data against for
read/verify to RAM only (length is user determined)
Contains checksum
Contains read FLASH data for read/verify to RAM only
Contains the first address of the range
Contains the last address of the range
Non-zero for read/verify to RAM, 0 for output to PA0
Set if good compare for read/verify to RAM only
CTRLBYT
CPUSPD
DERASE
BUMPS
LADDR
DATA
FLASH 2TS Memory
Variable Address
RAMSTART + 10
RAMSTART + 12
RAMSTART + 13
RAMSTART + 15
RAMSTART + 8
RAMSTART + 9
MC68HC908RK2 — Rev. 4.0
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