AT89C51RC2-RLTIL Atmel, AT89C51RC2-RLTIL Datasheet - Page 102

• Manufacturer Part Number: AT89C51RC2-RLTIL
• Description: 8-bit Microcontrollers - MCU 80C31 w/4k
• Manufacturer: Atmel

Specifications of AT89C51RC2-RLTIL

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 60 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 1280 B
• On-chip Adc: No
• Operating Supply Voltage: 2.7 V to 5.5 V
• Package / Case: VQFP-44
• Mounting Style: SMD/SMT
• Interface Type: SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

Display Data
Description
Figure 44. Display Flow
Note:
102
The maximum size of block is 400h. To read more than 400h Bytes, the Host must send a new command.
AT89C51RB2/RC2
COMMAND FINISHED
Wait Display Data
All data read
Send Display Command
OR
Host
OR
Wait Checksum Error
COMMAND ABORTED
COMMAND ABORTED
Wait Security Error
Display Command
’L’ & CR & LF
’X’ & CR & LF
"Address = "
"Reading value"
CR & LF
Send Checksum Error
Send Security Error
Complete Frame
Bootloader
Wait Display Command
COMMAND FINISHED
RD_WR_SECURITY
Send Display Data
Checksum error
All data read
All data read
Read Data
4180E–8051–10/06