P89V51RB2FA NXP Semiconductors, P89V51RB2FA Datasheet - Page 26
P89V51RB2FA
Manufacturer Part Number
P89V51RB2FA
Description
MCU 8BIT 80C51 16K FLASH, PLCC44
Manufacturer
NXP Semiconductors
Datasheet
1.P89V51RC2FBC557.pdf
(80 pages)
Specifications of P89V51RB2FA
Controller Family/series
(8051) 8052
Core Size
8bit
No. Of I/o's
32
Program Memory Size
16KB
Ram Memory Size
1KB
Cpu Speed
40MHz
Oscillator Type
External Only
No. Of Timers
4
No. Of Pwm
RoHS Compliant
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NXP Semiconductors
P89V51RB2_RC2_RD2_5
Product data sheet
Table 13.
IAP function
Read ID
Erase block 0
Program User Code
Read User Code
IAP function calls
Rev. 05 — 12 November 2009
IAP call parameters
Input parameters:
R1 = 00H
DPH = 00H
DPL = 00H = mfgr id
DPL = 01H = device id 1
DPL = 02H = boot code 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
P89V51RB2/RC2/RD2
8-bit microcontrollers with 80C51 core
© NXP B.V. 2009. All rights reserved.
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