tmp89ch42 TOSHIBA Semiconductor CORPORATION, tmp89ch42 Datasheet - Page 27

• Manufacturer Part Number: tmp89ch42
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

RB000
2.2.2.3
CLR_RAM:
Example: RAM initialization program
The MaskROM is mapped to 0xC000 to 0xFFFF in the data area after reset release.
MaskROM
LD
LD
LD
LD
INC
DEC
J
HL, RAM_TOP_ADDRESS
A, 0x00
BC, BYTE_OF_CLEAR_BYTES
(HL), A
HL
BC
F, CLR_RAM
Page 13
;Head of address of the RAM to be initialized
;Initialization data
;Number of bytes of RAM to be initialized -1
;Initialization of the RAM
;Initialization address increment
;Have all the RAMs been initialized?
TMP89CH42