T89C51CC02UA-RATIM Atmel, T89C51CC02UA-RATIM Datasheet - Page 10

• Manufacturer Part Number: T89C51CC02UA-RATIM
• Description: IC 8051 MCU FLASH 16K 32VQFP
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of T89C51CC02UA-RATIM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 512 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: 32-TQFP, 32-VQFP
• For Use With: AT89STK-06 - KIT DEMOBOARD 8051 MCU W/CAN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C51CC02UARATIM

Command Data Stream Protocol
Figure 4. Command Flow
10
Sends frame (made of 2 ASCII
characters per Byte)
Echo analysis
T89C51CC02 UART Bootloader
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
-
-
-
":"
":"
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
4223C–CAN–03/08
-
26.6
OK
OK
-