产品概述 返回TOPZ4O嘉泰姆
The CX8PE51 CX8PE51E series is a family of low-cost, high speed, high noise immunity, EPROM/ROM-based 8-bit CMOS
microcontrollers. It employs a RISC architecture with only 47 instructions. All instructions are single cycle except
for program branches which take two cycles. The easy to use and easy to remember instruction set reduces
development time significantly.
The CX8PE51E series consists of Power-on Reset (POR), Brown-out Reset (BOR), Power-up Reset Timer (PWRT),
Oscillator Start-up Timer(OST), Watchdog Timer, EPROM/ROM, SRAM, tri-state I/O port, I/O pull-high/open-drain
control, Power saving SLEEP mode, 4 real time programmable clock/counter, Interrupt, SPI, RFC, data compare,
Wake-up from SLEEP mode, and Code Protection for EPROM products. There are three oscillator configurations to
choose from, including the power-saving LP (Low Power) oscillator and cost saving RC oscillator.
The CX8PE51E series address 4K×13 of program memory.
The CX8PE51E series can directly or indirectly address its register files and data memory. All special function
registers including the program counter are mapped in the data memory.
产品特点 返回TOPZ4O嘉泰姆
‧ Only 47 single word instructions Z4O嘉泰姆
‧ All instructions are single cycle except for program branches which are two-cycle Z4O嘉泰姆
‧ 13-bit wide instructions Z4O嘉泰姆
‧ 8-bit wide data path Z4O嘉泰姆
‧ 5-level deep hardware stack Z4O嘉泰姆
‧ 4K x 13 bits on chip EPROM/ROM Z4O嘉泰姆
‧ 140 x 8 bits on chip general purpose registers (SRAM) Z4O嘉泰姆
‧ Operating speed: DC-20 MHz clock input
DC-100 ns instruction cycleZ4O嘉泰姆
‧ Direct, indirect addressing modes for data accessing Z4O嘉泰姆
‧ One 8-bit real time clock/counter (Timer0) with 8-bit programmable prescalerZ4O嘉泰姆
‧ Three 8-bit real time clock/counter (Timer1, Timer2, and Timer3) with period setting Z4O嘉泰姆
‧ Internal Power-on Reset (POR) Z4O嘉泰姆
‧ Built-in Low Voltage Detector (LVD) for Brown-out Reset (BOR) Z4O嘉泰姆
‧ Power-up Reset Timer (PWRT) and Oscillator Start-up Timer(OST)Z4O嘉泰姆
‧ On chip Watchdog Timer (WDT) with internal oscillator for reliable operation and soft-ware watch-dog
enable/disable control Z4O嘉泰姆
‧ Five I/O ports (38 I/O pins) with independent direction control Z4O嘉泰姆
‧ 32 programmable pull-high input pins Z4O嘉泰姆
‧ 12 wake-up pins Z4O嘉泰姆
‧ 2 open-drain pins Z4O嘉泰姆
‧ 2 R-option pins Z4O嘉泰姆
‧ Clock output with high driving ability Z4O嘉泰姆
‧ 19 channels of 15-bit resolution Resistor to Frequency Converter (RFC) output Z4O嘉泰姆
‧ 2 channels of maximum 10-bit resolution Pulse Width Modulation (PWM) output Z4O嘉泰姆
‧ Built-in 8-bit data comparator Z4O嘉泰姆
‧ Seven internal interrupt source: Timer0 overflow, Timer1 match, Timer2 match, Timer3 match, SPI module
(Receive & Transmit), RFC module; One external interrupt source: INT pin change Z4O嘉泰姆
‧ Wake-up from SLEEP by port input change Z4O嘉泰姆
‧ Power saving SLEEP mode Z4O嘉泰姆
‧ Programmable Code Protection Z4O嘉泰姆
‧ Built-in RC oscillator with external resistor Z4O嘉泰姆
‧ Selectable oscillator options: Z4O嘉泰姆
- ERC: External Resistor/Capacitor Oscillator Z4O嘉泰姆
- ERIC: External Resistor/Internal Capacitor Oscillator Z4O嘉泰姆
- HF: High Frequency Crystal/Resonator Oscillator Z4O嘉泰姆
- XT: Crystal/Resonator Oscillator Z4O嘉泰姆
- LF: Low Frequency Crystal Oscillator Z4O嘉泰姆
‧ Wide-operating voltage range: Z4O嘉泰姆
- EPROM : 2.3V to 5.5V Z4O嘉泰姆
- ROM : 2.3V to 5.5VZ4O嘉泰姆
应用范围 返回TOPZ4O嘉泰姆
aZ4O嘉泰姆
技术规格书(产品PDF) 返回TOP Z4O嘉泰姆
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