AT89C51RB2-RLTCM ATMEL [ATMEL Corporation], AT89C51RB2-RLTCM Datasheet - Page 122

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

Table of Contents
Features ................................................................................................. 1
Description ............................................................................................ 1
Block Diagram ....................................................................................... 2
SFR Mapping ......................................................................................... 3
Pin Configurations ................................................................................ 8
Oscillator ............................................................................................. 12
Enhanced Features ............................................................................. 14
Dual Data Pointer Register (DPTR) ................................................... 18
Expanded RAM (XRAM) ...................................................................... 21
Timer 2 ................................................................................................. 24
Programmable Counter Array (PCA) ................................................. 29
Serial I/O Port ...................................................................................... 42
Registers ............................................................................................................ 12
Functional Block Diagram .................................................................................. 13
X2 Feature.......................................................................................................... 14
Registers ............................................................................................................ 23
Auto-reload Mode ............................................................................................... 24
Programmable Clock-out Mode.......................................................................... 25
Registers ............................................................................................................ 27
Registers ............................................................................................................ 31
PCA Capture Mode ............................................................................................ 37
16-bit Software Timer/ Compare Mode .............................................................. 38
High-speed Output Mode ................................................................................... 39
Pulse Width Modulator Mode ............................................................................. 40
PCA Watchdog Timer......................................................................................... 40
Framing Error Detection ..................................................................................... 42
Automatic Address Recognition ......................................................................... 43
Registers ............................................................................................................ 45
Baud Rate Selection for UART for Mode 1 and 3 .............................................. 45
Table of Contents
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