NuMicro® MS51FB9AE is embedded with based on 1T 8051-based CMOS microcontroller, runs up to 24 MHz, features 16 K bytes flash, 1 K bytes SRAM, and 4 K bytes loader ROM for the ISP, also equipped with rich peripherals: 2 sets of UART; 1 set of I²C, and 1 set of SPI, 18 GPIO, 8 channels of 12-bit ADC, Watchdog Timer, Window Watchdog Timer and 6*16-bit PWM channel, package is available in TSSOP20.
Target Application:
- LED lighting
- Home appliances
- Industrial control
- Motor control
- Battery management system
- Power supplies
Key Features:
| • | Operating Characteristics | ||
| – | Voltage range: 2.4V to 5.5V | ||
| – | Temperature range: – 40 ℃ to + 105 ℃ | ||
| – | EFT 4 kV | ||
| • | Core | ||
| – | 1T 8051-based CMOS microcontroller running up to 24 MHz | ||
| • | Memories | ||
| – | 16 K bytes Flash | ||
| – | Configurable 4 K / 3 K / 2 K / 1 K Bytes of LDROM, which provides flexibility to user developed Boot Code | ||
| – | 1 K bytes SRAM | ||
| – | 256 Bytes on-chip RAM | ||
| – | Flash Memory accumulated with pages of 128 Bytes each | ||
| – | Built-in In-Application-Programmable ( IAP ) | ||
| • | Clocks | ||
| – | External clock input ( 32 K body only ) | ||
| – | 16 MHz high-speed internal oscillator trimmed to ± 1 % when VDD 5.0 V, ± 2 % in all conditions. | ||
| – | 24 MHz high-speed internal oscillator trimmed to ± 1 % when VDD 5.0 V, ± 2 % in all conditions | ||
| – | 10 kHz low-speed internal oscillator | ||
| – | On-the-fly clock source switch via software | ||
| • | Power management | ||
| – | Brown-out detection ( BOD ) with low power mode available, 4-level selection, interrupt or reset options | ||
| – | Power-on reset ( POR ) | ||
| • | Peripherals | ||
| – | Two 16-bit Timers / Counters 0 and 1 compatible with standard 8051 | ||
| – | One 16-bit Timer 2 with three-channel input capture module and 9 input pin can be selected | ||
| – | One 16-bit auto-reload Timer 3, which can be the baud rate clock source of UARTs | ||
| – | One 16-bit PWM counter interrupt for timer | ||
| – | 6*16-bit pulse width modulator ( PWM ) output, with different modes and Fault Brake function for motor control | ||
| – | One programmable Watchdog Timer ( WDT ) | ||
| – | One dedicated Self Wake-up Timer ( WKT ) | ||
| – | 2 full-duplex UART ports with frame error detection and automatic address recognition | ||
| – | 1 SPI port with master and slave modes, up to 12 Mbps when system clock is 24 MHz | ||
| – | 1 I²C bus with master and slave modes, up to 400 kbps data rate | ||
| – | 8 channels of 12-bit ADC, up to 500 ksps converting rate | ||
| – | 18 general purpose I / O pins and 1 input-only pin | ||
| – | Programmable pull-ups pull-lows | ||
| • | Development Tools | ||
| – | Nuvoton Nu-Link with KEILTM and IAR development environment | ||
| – | Nuvoton Nu-Link In-Circuit-Programmer | ||
| – | Nuvoton In-System-Programming ( ISP ) | ||
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