P89LV51RD2 Philips Semiconductors, P89LV51RD2 Datasheet - Page 26
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P89LV51RD2
Manufacturer Part Number
P89LV51RD2
Description
8-bit 80C51 3 V low power 64 kB Flash microcontroller with 1 kB RAM
Manufacturer
Philips Semiconductors
Datasheet
1.P89LV51RD2.pdf
(77 pages)
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Philips Semiconductors
9397 750 14101
Product data
interface, PGM_MTP. The programming functions are selected by setting up the
microcontroller’s registers before making a call to PGM_MTP at 1FF0H. The IAP calls
are shown in
Table 13:
IAP function
Read Id
Erase Block 0
Program User Code
Read User Code
Program Security Bit, Double
Clock
IAP function calls
Table 13
Rev. 03 — 11 October 2004
IAP call parameters
Input parameters:
R1 = 00h
DPH = 00H
DPL = 00H = mfgr id
DPL = 01H = device id 1
DPL = 02H = bootcode version number
Return parameter(s):
ACC = requested parameter
Input parameters:
R1 = 01h
Return parameter(s):
ACC = 00 = pass
ACC = !00 = fail
Input parameters:
R1 = 02h
DPH = memory address MSB
DPL = memory address LSB
ACC = byte to program
Return parameter(s):
ACC = 00 = pass
ACC = !00 = fail
Input parameters:
R1 = 03h
DPH = memory address MSB
DPL = memory address LSB
Return parameter(s):
ACC = device data
Input parameters:
R1 = 05h
DPL = 01H = security bit
DPL = 05H = Double Clock
Return parameter(s):
ACC = 00 = pass
ACC = !00 = fail
8-bit microcontrollers with 80C51 core
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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