AT89C51IC2-RLTIM ATMEL [ATMEL Corporation], AT89C51IC2-RLTIM Datasheet - Page 145
AT89C51IC2-RLTIM
Manufacturer Part Number
AT89C51IC2-RLTIM
Description
8-bit Flash Microcontroller with 2-wire Interface
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT89C51IC2-RLTIM.pdf
(147 pages)
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4301C–8051–06/06
Power Management ............................................................................ 67
Serial Port Interface (SPI) ................................................................... 71
Keyboard Interface ............................................................................. 80
2-wire Interface (TWI) ......................................................................... 84
Hardware Watchdog Timer .............................................................. 102
Power-off Flag ................................................................................... 104
ONCE(TM) Mode (ON Chip Emulation) ........................................... 105
Reduced EMI Mode ........................................................................... 106
Flash EEPROM Memory ................................................................... 107
Electrical Characteristics ................................................................. 128
Interrupt Sources and Vector Addresses............................................................ 66
Reset .................................................................................................................. 67
Reset Recommendation to Prevent Flash Corruption ........................................ 69
Idle Mode ............................................................................................................ 69
Power-down Mode.............................................................................................. 69
Features.............................................................................................................. 71
Signal Description............................................................................................... 71
Functional Description ........................................................................................ 73
Registers............................................................................................................. 81
Description.......................................................................................................... 86
Notes .................................................................................................................. 89
Registers............................................................................................................. 99
Using the WDT ................................................................................................. 102
WDT During Power Down and Idle................................................................... 103
Features............................................................................................................ 107
Flash Programming and Erasure ...................................................................... 107
Flash Registers and Memory Map.................................................................... 108
Flash Memory Status........................................................................................ 111
Memory Organization ....................................................................................... 111
Bootloader Architecture .................................................................................... 112
ISP Protocol Description................................................................................... 116
Functional Description ...................................................................................... 117
Flow Description ............................................................................................... 118
API Call Description.......................................................................................... 126
Absolute Maximum Ratings .............................................................................. 128
DC Parameters for Standard Voltage ............................................................... 128
AT89C51IC2
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