AT89C51RB2-RLTCM ATMEL [ATMEL Corporation], AT89C51RB2-RLTCM Datasheet - Page 104

• Manufacturer Part Number: AT89C51RB2-RLTCM
• Description: 8-bit Microcontroller with 16K/ 32K Bytes Flash
• Manufacturer: ATMEL [ATMEL Corporation]

Table 74. API Call Summary (Continued)
104
READ BOOT VERSION
PROGRAM X2 FUSE
READ DEVICE ID1
READ DEVICE ID2
READ DEVICE ID3
PROGRAM DATA
READ MANUF ID
PROGRAM BLJB
READ BOOT ID1
READ BOOT ID2
ERASE BLOCK
Command
PAGE
FUSE
AT89C51RB2/RC2
0Ah
0Ah
0Eh
0Eh
0Fh
R1
00h
00h
00h
00h
01h
09h
Fuse value
00h or 01h
Fuse value
00h or 01h
Number of
program
Byte to
XXh
XXh
XXh
XXh
XXh
XXh
XXh
XXh
A
to program in
the first Byte
DPH = 00h
Address of
DPL = 00h
DPL = 01h
DPH=20h
DPH=40h
the Flash
DPTR0
memory
XXXXh
0000h
0001h
0002h
0003h
0008h
0004h
XRAM of the
first data to
Address in
program
DPTR1
XXh
XXh
XXh
XXh
XXh
XXh
XXh
XXh
XXh
00h
ACC=Manufacturer
ACC=Boot_Version
ACC= Device ID 1
ACC=Device ID 2
ACC=Device ID 3
Returned Value
ACC = 0 : DONE
ACC=DPH
ACC=ID1
ACC=ID2
none
none
ID
Command Effect
Read Manufacturer identifier
Read Device identifier 1
Read Device identifier 2
Read Device identifier 3
Erase block 0 (from 0x0000 to 0x1FFF)
Erase block 1 (from 0x2000 to 0x3FFF)
Erase block 2 (from 0x4000 to 0x7FFF)
(AT89C51RC2 device only)
Program up to 128 Bytes in user Flash.
Remark: number of Bytes to program is
limited such as the Flash write remains in a
single 128 Bytes page. Hence, when ACC is
128, valid values of DPL are 00h, or 80h.
Program X2 fuse bit with ACC
Program BLJB fuse bit with ACC
Read boot ID1
Read boot ID2
Read bootloader version
4180B–8051–04/03