AT89C51CC03C-RDTIM Atmel, AT89C51CC03C-RDTIM Datasheet - Page 9

• Manufacturer Part Number: AT89C51CC03C-RDTIM
• Description: IC 8051 MCU FLASH 64K 64VQFP
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of AT89C51CC03C-RDTIM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: AT89C51CC03CRDTIM

Command Data Stream Protocol
Figure 3. Command Flow
4266C–CAN–03/08
Sends frame (made of 2 ASCII
characters per Byte)
Echo analysis
Sends first character of the
Frame
Host
All commands are sent using the same flow. Each frame sent by the host is echoed by the
bootloader.
Frequency
(MHz)
Baudrate
(kHz)
38400
57600
115200
8
-
-
-
10
-
-
-
":"
":"
AT89C51CC03 UART Bootloader
11.0592
OK
OK
OK
12
OK
-
-
Gets frame, and sends back echo
for each received Byte
14.746
OK
OK
OK
Else
If (not received ":")
Sends echo and start
reception
Bootloader
16
OK
OK
-
20
OK
OK
-
24
OK
OK
-
26.6
OK
OK
-
9