FEATURES1. Standard 8051 Instruction set, fast machine cycle
Executes instructions six times faster than the standard 8051.
2. Flash Program Memory
64K Bytes (TM52eF1386)
32K Bytes (TM52eF1386)
Support IAP “In Application Programming”
Code Protection Capability
10K erase times at least
10 years data retention at least
3. Total 4352 Bytes SRAM (IRAM + XRAM)
256 Bytes IRAM in the 8051 internal data memory area
4096 Bytes XRAM in the 8051 external data memory area (accessed by MOVX Instruction)
4. Four System Clock type selections
Fast clock from 1~16MHz Crystal (FXT)
Fast clock from Internal RC (FRC, 18.432 MHz)
Slow clock from 32768Hz Crystal (SXT)
Slow clock from Internal RC (SRC,80 KHz)
System Clock can be divided by 1/2/4/16 option
5. 8051 Standard Timer – Timer0/1/2
16-bit Timer0, also supports T0O clock output for Buzzer application
16-bit Timer1
16-bit Timer2, also supports T2O clock output for Buzzer application
6. 15-bit Timer3
Clock source can be selected as slow clock, FRC/512, slow clock/2 or FRC/1024
Interrupt period can be clock divided by 65536/16384/4096/1024 option
7. UARTs
UART0, 8051 standard UART
UART1, supports only mode1 and mode3
UART2, supports only mode1 and mode3
8. Nine 16 bits PWMs with period-adjustment
Three 16 bits PWMs with independent period-adjustment (PWM0~PWM2)
Six 16 bits PWMs with sharing period-adjustment (PWM30~PWM35)
PWM2 with dead zone control
9. SPI Interface
Master or Slave mode selectable
Programmable transmit bit rate
Serial clock phase and polarity options
MSB-first or LSB-first selectable
10. I2C interface (Master / Slave)
11. 2 group of 21-Channel Touch Key (FTK)
12. 12-bit ADC with 42 channels External Pin Input and 2 channels Internal Reference Voltage
Internal Reference Voltage: VBG 1.22V @VCC=5V~3V, 25℃
Internal Reference Voltage: 1/4VCC
13. LCD Driver
4x20 ~ 8x16 LCD driver
1/3 LCD Bias
14. LED Controller/Driver
Matrix mode (MX): 8*8, 16 pins up to 64 dots
Dot matrix mode (DMX): 7*8、6*7、5*6、4*5, 8 pins up to 56 dots
15. 14 Sources, 4-level priority Interrupt
Timer0/Timer1/Timer2/Timer3 Interrupt
INT0~INT1 pin low level or falling edge Interrupt
Port0/1/2/3/4/5 Pin Change Interrupt
UART0/UART1/UART2 TX/RX Interrupt
ADC/Touch Key Interrupt
SPI Interrupt
I2C interrupt
PWM0/PWM1/PWM2/PWM3 interrupt
16. Pin Interrupt can Wake up CPU from Power-Down (Stop/Halt) mode
Each pin can be defined as Interrupt & Wake-up pin (by pin change)
17. Max. 42 Programmable I/O pins
CMOS Output
Pseudo-Open-Drain, or Open-Drain Output
Schmitt Trigger Input
Pin Pull-up can be Enabled or Disabled
All pin with High sink (60mA@VCC=5V，VOL=0.1VCC)
COM pins have high sink current in LED mode (120mA@VCC=5V，VOL=0.1VCC)
18. Independent RC Oscillating Watch Dog Timer
400ms/200ms/100ms/50ms selectable WDT timeout options
19. Five types Reset
Power on Reset
Selectable External Pin Reset
Selectable Watch Dog Reset
Software Command Reset
Selectable Low Voltage Reset
20. 16-level Low Voltage Detect
4.38V/4.3V/4.14V/4.06V/3.9V/3.82V/3.66V/3.58V/
3.42V/3.34V/3.18V/3.1V/2.94V/2.86V/2.7V/2.62V
21. 8-level Low Voltage Reset
3.92V/3.68V/3.44V/3.20V/2.96V/2.72V/2.48V/2.24V
22. Five Power Operation Modes
Fast/Slow/Idle/Stop/Halt mode
23. Integrated 16-bit Cyclic Redundancy Check function
24. Multiplication and division
8 bit Multiplier & Divider (standard 8051)
16 bits Multiplier & Divider
32 bits ÷ 16 bits hardware Divider
25. On-chip Debug/ICE interface
Use P3.0/P3.1, P3.4/P3.5, or P0.2/P0.3 pin
Share with ICP programming pin
26. Writer interface
Use P3.0/P3.1
27. Operating Voltage and Current
VCC =2.3V ~ 5.5V @FSYSCLK=18.432MHz
ICC =11µA @Stop mode, VCC=5V
ICC =4µA @Stop mode, VCC=3V
ICC =180µA @Idle mode, VCC=5V
28. Operating Temperature Range
–40°C ~ +85°C
29. Package Types
44-pin LQFP
SOP-28