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Danh mục nội dung: Chuyên mục chính/II. Linh kiện điện tử và công cụ phát triển/II.2.b. Vi điều khiển MCU 32-bit lõi ARM Cortex-M (Numicro) của Nuvoton
| | | | | ◊ Đặc điểm chính: | | | The NuMicro™ NUC123 series 32-bit microcontrollers are embedded with Cortex™-M0 core running up to 72 MHz, up to 36K/68K-byte embedded flash, 12K/20K-byte embedded SRAM, and 4K-byte loader ROM for the ISP. It also integrates Timers, Watchdog Timer, Windowed Watchdog Timer, PDMA with CRC calculation unit, UART, SPI/MICROWIRE, I2C, I2S, PWM Timer, GPIO, PS/2, USB 2.0 FS Device, 10-bit ADC, Low Voltage Reset Controller and Brown-out Detector. |
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NuMicro® NUC123 Features
Core
– ARM® Cortex™-M0 core runs up to 72 MHz
– One 24-bit system timer
– Supports low power sleep mode
– Single-cycle 32-bit hardware multiplier
– NVIC for the 32 interrupt inputs, each with 4-levels of priority
– Supports Serial Wire Debug with 2 watchpoints/4 breakpoints
Built-in LDO (1.8V) for wide operating voltage ranges from 2.5 V to 5.5 V
Flash Memory
– 36K/68K bytes Flash for program code
– 4KB flash for ISP loader
– Supports In-system program (ISP) application code update
– 512 byte page erase for flash
– Configurable data flash address and size for both 36KB and 68KB system
– Supports 2 wire ICP update through SWD/ICE interface
– Supports fast parallel programming mode by external programmer
SRAM Memory
– 12K/20K bytes embedded SRAM
– Supports PDMA mode
PDMA (Peripheral DMA)
– Supports 6 channels PDMA for automatic data transfer between SRAM and peripherals such as SPI, UART, I2S, USB 2.0 FS device, PWM and ADC
– Supports CRC calculation with four common polynomials, CRC-CCITT, CRC-8, CRC-16 and CRC-32
Clock Control
– Flexible selection for different applications
– Built-in 22.1184 MHz high speed oscillator (Trimmed to 1%) for system operation, and low power 10 kHz low speed oscillator for watchdog and wake-up operation
– Supports one PLL, up to 144 MHz, for high performance system operation
– External 4~24 MHz high speed crystal input for precise timing operation
GPIO
– Four I/O modes:
Quasi bi-direction
Push-Pull output
Open-Drain output
Input only with high impendence
– TTL/Schmitt trigger input selectable
– I/O pin configured as interrupt source with edge/level setting
– Supports High Driver and High Sink IO mode
Timer
– Supports 4 sets of 32-bit timers with 24-bit up-timer and one 8-bit pre-scale counter
– Independent clock source for each timer
– Provides One-shot, Periodic, Toggle and Continuous Counting Operation modes
– Supports event counting function
Watchdog/Windowed-Watchdog Timer
– Multiple clock sources
– 8 selectable time out period from 1.6 ms ~ 26.0 sec (depending on clock source)
– Wake-up from Power-down or Idle mode
– Interrupt or reset selectable on watchdog timer time-out
– Interrupt on windowed-watchdog timer time-out
– Reset on windowed-watchdog timer time out or reload in an unexpected time window
PWM/Capture
– Up to two built-in 16-bit PWM generators provide four PWM outputs or two complementary paired PWM outputs
– Each PWM generator equipped with one clock source selector, one clock divider, one 8-bit prescaler and one dead-zone generator for complementary paired PWM
– Up to four 16-bit digital Capture timers (shared with PWM timers) providing four rising/falling capture inputs
– Supports capture interrupt
UART
– Up to two UART controllers
– UART ports with flow control (TXD, RXD, CTS and RTS)
– UART0/1 with 16-byte FIFO for standard device
– Supports IrDA (SIR) function
– Supports RS-485 9-bit mode and direction control
– Programmable baud-rate generator up to 1/16 system clock
– Supports PDMA mode
SPI
– Up to three sets of SPI controller
– Master up to 32 MHz, and Slave up to 16 MHz (chip working at 3.3V)
– Supports SPI master/Slave mode
– Full duplex synchronous serial data transfer
– Variable length of transfer data from 8 to 32 bits
– MSB or LSB first data transfer
– Two slave/device select lines when it is selected as the master, and one slave/device select line when it is selected as the slave
– Supports Byte Suspend mode in 16/24/32-bit transmission
– Supports PDMA mode
I2C
– Up to two sets of I2C device
– Master/Slave mode
– Bidirectional data transfer between masters and slaves
– Multi-master bus (no central master)
– Arbitration between simultaneously transmitting masters without corruption of serial data on the bus
– Serial clock synchronization allowing devices with different bit rates to communicate via one serial bus
– Serial clock synchronization used as a handshake mechanism to suspend and resume serial transfer
– Programmable clocks allow versatile rate control
– Supports multiple address recognition (four slave address with mask option)
– Supports wake-up by address recognition (for 1st slave address only)
I2S
– Interface with external audio CODEC
– Operate as either master or Slave mode
– Capable of handling 8-, 16-, 24- and 32-bit word sizes
– Supports Mono and stereo audio data
– Supports I2S and MSB justified data format
– Provides two 8 word FIFO data buffers, one for transmitting and the other for receiving
– Generates interrupt requests when buffer levels cross a programmable boundary
– Supports two DMA requests, one for transmitting and the other for receiving
PS/2 Device Controller
– Host communication inhibit and request to send detection
– Reception frame error detection
– Programmable 1 to 16 bytes transmit buffer to reduce CPU intervention
– Double buffer for data reception
– S/W override bus
USB 2.0 Full-Speed Device
– One set of USB 2.0 FS Device 12Mbps
– On-chip USB Transceiver
– Provides 1 interrupt source with 4 interrupt events
– Supports Control, Bulk In/Out, Interrupt and Isochronous transfers
– Auto suspend function when no bus signaling for 3 ms
– Provides 8 programmable endpoints
– Includes 512 bytes internal SRAM as USB buffer
– Provides remote wake-up capability
ADC
– 10-bit SAR ADC with 150K SPS
– Up to 8-ch single-end input
– Single scan/single cycle scan/continuous scan
– Each channel with individual result register
– Scan on enabled channels
– Threshold voltage detection
– Conversion start by software programming or external input
– Supports PDMA mode
Brown-out detector
– With 4 levels: 4.4 V/3.7 V/2.7 V/2.2 V
– Supports Brown-out Interrupt and Reset option
Low Voltage Reset
– Threshold voltage levels: 2.0 V
One built-in LDO (1.8V)
Operating Temperature: -40℃~85℃
Packages:
– All Green package (RoHS)
– LQFP 64-pin
– LQFP 48-pin
– QFN 33-pin
CÁC SẢN PHẨM KHÁC CÙNG NHÀ SẢN XUẤT / OTHER PRODUCTS FROM Nuvoton |
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| | | | | | | | | | | 16.000đ; 1000+: 13.000đ; 3000+: 11.000đ | |
| | 26.000đ (Thay bằng N78E059ADG) | |
| | | 15.000đ; 1000+: 11.000đ; 3000+: 9.000đ | |
| | 16.000đ; 1000+: 13.000đ; 3000+: 10.000đ | |
| | 12.000đ; 1000+: 9.000đ; 3000+: 7.000đ | |
| | | | | 28.000đ; 1000+: 25.000đ [SOP14] | |
| | | | | | | | | 15.000đ; 1000+: 12.000đ; 5000+: 9.500đ | |
| | | | | | 14.000đ; 1000+: 11.000đ; 3000+: 9.000đ | |
| | | | | | | | | | | 20.000đ; 1000+: 14.000đ; 3000+: 12.000đ | |
| | 20.000đ; 1000+: 14.000đ; 3000+: 12.000đ | |
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ĐỐI TÁC QUỐC TẾ
Minato, Leap, SMH-Tech, Xeltek, Elnec, Conitec, DediProg, Phyton, Hilosystems, Flash Support Group, PEmicro || Rigol, Tonghui, Copper Mountain, Transcom, APM || Atten, Zhuomao, Puhui, Neoden, Ren Thang, Genitec, Edry, UDK ||
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NUC123LD4AN0: Vi điều khiển 32-bit lõi ARM Cortex-M0 với USB và ADC
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