AT89C51IC2-RLTUL Atmel, AT89C51IC2-RLTUL Datasheet - Page 120
AT89C51IC2-RLTUL
Manufacturer Part Number
AT89C51IC2-RLTUL
Description
IC 8051 MCU FLASH 32K 44VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51IC2-SLRIM.pdf
(147 pages)
Specifications of AT89C51IC2-RLTUL
Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
34
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
1280 B
Interface Type
UART, SPI, TWI
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
34
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
- 40 C
For Use With
AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Figure 48. Command Flow
Write/Program Commands
Description
Figure 49. Write/Program Flow
120
AT89C51IC2
COMMAND FINISHED
Wait COMMAND_OK
Sends first character of the
Frame
Sends frame (made of 2 ASCII
characters per Byte)
Echo analysis
Send Write Command
OR
Host
Host
OR
COMMAND ABORTED
Wait Checksum Error
COMMAND ABORTED
Wait Security Error
This flow is common to the following frames:
•
•
•
•
Flash/EEPROM Programming Data Frame
EOF or Atmel Frame (only Programming Atmel Frame)
Config Byte Programming Data Frame
Baud Rate Frame
’X’ & CR & LF
Write Command
’P’ & CR & LF
’.’ & CR & LF
":"
":"
Send Checksum error
Send Security error
Gets frame, and sends back echo
for each received Byte
Else
If (not received ":")
Bootloader
Sends echo and start
reception
Bootloader
Wait Write Command
Send COMMAND_OK
Wait Programming
Checksum error
NO_SECURITY
4301D–8051–02/08
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