P89V51RB2FN NXP Semiconductors, P89V51RB2FN Datasheet - Page 26

• Manufacturer Part Number: P89V51RB2FN
• Description: IC, MCU 8BIT 80C51 16K FLASH, DIP40
• Manufacturer: NXP Semiconductors

Specifications of P89V51RB2FN

• Controller Family/series: (8051) 8052
• Core Size: 8bit
• No. Of I/o's: 32
• Program Memory Size: 16KB
• Ram Memory Size: 1KB
• Cpu Speed: 33MHz
• Oscillator Type: External Only
• No. Of Timers: 4
• No. Of Pwm: RoHS Compliant

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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