Owner's manual
Table Of Contents
- 8-bit MCU with CAN controller and Flash
- 1. Description
- 2. Features
- 3. Block Diagram
- 4. Pin Configuration
- 5. SFR Mapping
- 6. Clock
- 7. Program/Code Memory
- 8. Data Memory
- 9. EEPROM data memory
- 10. In-System-Programming (ISP)
- 11. Serial I/O Port
- 12. Timers/Counters
- 13. Timer 2
- 14. WatchDog Timer
- 15. Atmel CAN Controller
- 15.1. Introduction
- 15.2. CAN Controller Description
- 15.3. CAN Controller Mailbox and Registers Organization
- 15.4. IT CAN management
- 15.5. Bit Timing and BaudRate
- 15.6. Fault Confinement
- 15.7. Acceptance filter
- 15.8. Data and Remote frame
- 15.9. Time Trigger Communication (TTC) and Message Stamping
- 15.10. CAN Autobaud and Listening mode
- 15.11. CAN SFR’s
- 15.12. Registers
- 16. Programmable Counter Array PCA
- 17. Analog-to-Digital Converter (ADC)
- 18. Interrupt System
- 19. Electrical Characteristics
- 20. Ordering Information
2 Rev.A - May 17, 2001
Preliminary
T89C51CC02
* At BRP = 1 sampling point will be fixed.
** Ask for availability
3. Block Diagram
Timer 0
INT
RAM
256x8
T0
T1
RxD
TxD
XTAL2
XTAL1
UART
CPU
Timer 1
INT1
Ctrl
INT0
C51
CORE
P2(2)
Port 1
Port 2
Port 3
Parallel I/O Ports & Ext. Bus
P1(1)
P3
ERAM
256x8
IB-bus
PCA
RESET
Watch
Dog
PCA
ECI
Vss
Vcc
(1): 8 analog Inputs / 8 Digital I/O
Timer2
T2EX
T2
Port 4
P4(2)
10 bit
ADC
Flash
16kx
8
Boot
loader
2kx8
EE
PROM
2kx8
CAN
CONTROLLER
TxDC
RxDC
(2): 2-Bit I/O Port