Rainbow Electronics AT89C5132 - Manual (Page 26)

26
AT89C5132
4256A–USB–06/03
Read Configuration and
Manufacturer Information • Parameter settings
• Instruction: LCALL FFF0h.
• At the complete API execution by the bootloader, the value to read is in the
api_value variable.
Note: No special resources are used by the bootloader during this operation
API Name api_command api_dph api_dpl api_value
__api_rd_HSB 08h – 00h return HSB
__api_rd_BSB 05h – 00h return BSB
__api_rd_SBV 05h – 01h return SBV
__api_rd_SSB 05h – 05h return SSB
__api_rd_EB 05h – 06h return EB
__api_rd_manufacturer 05h – 30h
return
manufacturer id
__api_rd_device_id1 05h – 31h return id1
__api_rd_device_id2 05h – 60h return id2
__api_rd_device_id3 05h – 61h return id3
__api_rd_bootloader_version 0Eh – 00h return value