at89c51snd1 ATMEL Corporation, at89c51snd1 Datasheet - Page 24

• Manufacturer Part Number: at89c51snd1
• Description: Mp3 Microcontrollers
• Manufacturer: ATMEL Corporation

Appendix B
Table 7. API Summary
24
Function_Name
__api_rd_code_byte
__api_wr_code_byte
__api_wr_code_page
__api_erase_block0
__api_erase_block1
__api_erase_block2
__api_erase_block3
__api_rd_HSB
__api_set_X2
__api_clr_X2
__api_set_BLJB
__api_clr_BLJB
__api_rd_BSB
__api_wr_BSB
__api_rd_SBV
__api_wr_SBV
__api_erase_SBV
__api_rd_SSB
__api_wr_SSB_level0
__api_wr_SSB_level1
__api_wr_SSB_level2
__api_rd_manufacturer
__api_rd_device_id1
__api_rd_device_id2
__api_rd_device_id3
__api_rd_bootloader_version
__api_start_bootloader
AT89C51SND1 UART Bootloader
Bootloader
Execution
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
no
no
0Bh
R1
02h
09h
01h
01h
01h
01h
0Ah
0Ah
0Ah
0Ah
07h
06h
07h
06h
06h
07h
05h
05h
05h
00h
00h
00h
00h
0Fh
–
Address of first Byte to
program in Flash
Address in Flash
memory to write
DPTR0
memory
00FCh
00FFh
00FEh
0000h
2000h
4000h
8000h
0000h
0008h
0008h
0004h
0004h
0001h
0000h
0002h
0001h
0001h
0000h
0000h
0001h
0002h
0003h
0000h
–
Address in XRAM of
the first data to
program
DPTR1
–
–
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Number of Byte to program
Value to write
return value
return value
return value
return value
return value
return value
return value
return value
return value
ACC
value
value
FCh
00h
01h
00h
01h
4241B–MP3–07/04
x
x
x
x
x
x
x
–