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Address: 6th Floor, No. 205-3, Section 3, Beixin Road, Xindian District, New Taipei City
Phone: +886-2-89131997
Fax: +886-980503633
Email: info@sg.com.tw
Address: West 3rd Floor, China Steel Tower, Building M-7, Majiaoling Industrial Zone, High-tech Zone, Nanshan District, Shenzhen
Phone: 0755-2697 1006
Fax: 18002554660
Email: sales@acroview.com
Author: System Generalrelease date:2026-09-18Viewers:11
As a leader in chip programming, Acroview, while releasing a new version of its programming software, has officially announced further expansion of its compatible chip model coverage. Its core product, the universal programming platform AP8000, has now achieved full compatibility with Nation's 32-bit low-power microcontroller N32L402CBL.
The N32L402CBL microcontroller uses a high-performance 32-bit ARM Cortex-M4F core, integrates a floating-point unit (FPU) and digital signal processing (DSP), and supports parallel computing instructions. It operates at up to 64MHz, integrates up to 128KB on-chip encrypted Flash, and supports multi-user partition permission management, with up to 24KB embedded SRAM, including 8KB Retention RAM. It has one internal high-speed AHB bus, two low-speed peripheral clock buses APB and a bus matrix, supports up to 64 multiplexed I/Os, and provides rich high-performance analog interfaces, including one 12-bit 4.5Msps ADC with up to 16 external input channels and 3 internal channels, and one 12-bit 1Msps DAC, integrated with up to 320-segment LCD driver interface. It also provides multiple digital communication interfaces, including 5 U(S)ART, 1 LPUART, 2 I2C, 2 SPI/I2S, 1 FS USB 2.0 device, 1 CAN 2.0B communication interface, and a built-in cryptographic algorithm hardware acceleration engine, supporting hardware acceleration for multiple international and domestic encryption algorithms.
The N32L402CBL product can operate stably over a temperature range of -40°C to +105°C, with a supply voltage of 1.8V to 3.6V, and provides multiple power modes for users to choose from, meeting the requirements of low-power applications. The N32L402CBL product is available in a 48-pin package. Depending on the package form, the peripheral configuration in the chip varies.

Key Features
Core CPU
32-bit ARM Cortex-M4 core + FPU, single-cycle hardware multiply/divide instructions, supports DSP instructions and MPU
Built-in 2KB instruction Cache, supports Flash acceleration unit to execute programs with zero wait
Up to 64MHz, 80DMIPS
Encrypted Memory
Up to 128KByte on-chip Flash, supports encrypted storage, multi-user partition management and data protection, hardware ECC check, 100,000 erase/write cycles, 10-year data retention
256KByte DataFlash (available on some models)
24KByte SRAM, including 16Kbyte SRAM1 (configurable as retained in STOP2 mode) and 8Kbyte SRAM2 (configurable as retained in STANDBY and STOP2 modes), supports hardware parity check
Low Power Management
STANDBY mode: 1.5uA, all backup registers retained, IO retained, optional RTC Run, 8KByte SRAM2 retained, fast wake-up
STOP2 mode: 3uA, RTC Run, 8KByte SRAM2 retained, CPU registers retained, IO retained, fast wake-up
RUN mode: 60uA/MHz@64MHz
LPRUN mode: PLL off, MSI as system main clock, MR off, LPR on, USB/CAN/SAC power off, other peripherals optional
Segment LCD display driver, supports up to 176 segments (4x44) or 320 segments (8x40)
High-Performance Analog Interfaces
1 12-bit 4.5Msps ADC, multi-precision configurable, sampling rate up to 8Msps in 6-bit mode, up to 16 external single-ended input channels, supports differential mode
2 rail-to-rail operational amplifiers, built-in programmable gain amplifier up to 32x
2 high-speed analog comparators, built-in 64-level adjustable comparison reference, COMP1 supports operation in STOP2 mode
1 12-bit DAC, 1Msps sampling rate
Internal 2.048V independent voltage reference source
Internal integrated low-voltage detection unit
Clock
HSE: 4MHz~32MHz external high-speed crystal
LSE: 32.768KHz external low-speed crystal
HSI: internal high-speed RC 16MHz
MSI: internal multi-speed RC 100K~4MHz
LSI: internal low-speed RC 40KHz
Built-in high-speed PLL-MCO: supports 1 clock output, configurable as low-speed or high-speed clock output
Reset
Supports power-on/brown-out/external pin reset
Supports watchdog reset
Up to 64 GPIOs
Communication Interfaces
5 U(S)ART interfaces, including 3 USART interfaces (supporting ISO7816, IrDA, LIN) and 2 UART interfaces
1 LPUART, supports STOP2 mode wake-up of MCU
2 SPI interfaces, speed up to 16Mbps, support I2S communication
2 I2C interfaces, speed up to 1MHz, master/slave mode configurable, supports dual-address response in slave mode
1 USB2.0 full-speed device interface
1 CAN2.0A/B bus interface
1 DMA controller, supports 8 channels, channel source and destination addresses arbitrarily configurable
1 RTC real-time clock, supports leap-year perpetual calendar, alarm events, periodic wake-up, supports internal and external clock calibration
Timers/Counters
2 16-bit advanced timer counters, support input capture, complementary output, quadrature encoder input, maximum control accuracy 9.25ns; each timer has 4 independent channels, of which 3 channels support 6 complementary PWM outputs
5 16-bit general-purpose timer counters, each timer has 4 independent channels, support input capture/output compare/PWM output
2 16-bit basic timer counters
1 16-bit low-power timer counter, supports dual-pulse counting, can work in STOP2 mode
1 24-bit SysTick
1 7-bit window watchdog (WWDG)
1 12-bit independent watchdog (IWDG)
Programming Methods
Supports SWD/JTAG online debugging interface
Supports UART and USB Bootloader
Security Features
Built-in cryptographic algorithm hardware acceleration engine
Supports AES, DES, TDES, SHA1/224/256, SM1, SM3, SM4 and SM7 algorithms
Flash storage encryption, multi-user partition management unit (MMU)
TRNG true random number generator
CRC16/32 calculation
Supports write protection (WRP), multiple read protection (RDP) levels (LO/L1/L2)
Supports secure boot, encrypted program download, secure update
Supports external clock failure detection, intrusion detection
96-bit UID and 128-bit UCID
Operating Conditions
Operating voltage range: 1.8V~3.6V
Operating temperature range: -40°C~105°C
ESD: ±4KV (HBM model), ±1KV (CDM model)
Package
LQFP48 (7×7mm)

Internal Block Diagram
The AP8000 universal programmer independently developed by Acroview has become a benchmark professional programming solution in the industry. The device supports flexible adjustable one-to-one and one-to-eight configuration modes, and provides both online and offline working modes. In particular, it has developed dedicated programming solutions for memory chips such as eMMC and UFS, fully covering the bare-die offline programming and on-board programming requirements of Nation's full series of chips. AP8000 adopts an innovative modular design with three core modules: main unit, baseboard, and adapter socket, giving the device excellent compatibility and expandability. As a universal programming platform, it can not only adapt to various programmable chips on the market, but also, with stable and efficient performance, serves as the core component of Acroview's automated mass programming equipment IPS5800S, efficiently handling large-scale chip programming tasks and meeting mass production requirements.

The AP8000 main unit offers flexible connection methods and is equipped with USB and NET interfaces, enabling convenient networking of multiple programmers. Through the networking function, users can easily achieve synchronous control of multiple programmers and efficiently carry out parallel programming operations. In terms of security, the main unit has a built-in intelligent safety protection circuit that can monitor chip placement status and circuit connection conditions in real time. Once abnormalities such as reversed chip insertion or short circuits are detected, it will immediately trigger a power-off protection mechanism, comprehensively safeguarding the safe operation of chips and programmers. The main unit is equipped with a high-speed FPGA chip, greatly improving data transmission and processing efficiency and ensuring a smooth and efficient programming process. To enhance ease of use, an SD card slot is provided on the back of the main unit. Users only need to save project files generated on a PC to an SD card and insert it into the slot, then use the physical buttons on the programmer to select, load, and program files, enabling standalone operation without a PC. This design not only reduces dependence on computer hardware configuration, but also simplifies the work environment setup process and significantly improves operational flexibility.
In terms of expandability and compatibility, AP8000 adopts a modular combination design of baseboard and adapter boards, effectively expanding the functional boundaries of the main unit. At present, the device supports products from all mainstream semiconductor manufacturers, covering well-known brands such as SK hynix, Micron, SANDISK, ASR, and Kingston. It supports a wide range of device types, including NAND, NOR, MCU, CPLD, FPGA, EMMC, etc., and is fully compatible with various industry-standard file formats such as Intel Hex, Motorola S, Binary, and POF, providing users with a one-stop, full-scenario chip programming solution.
Company Introductions
About Nation: Nation was founded in 2000, originating from the national "909" integrated circuit special project. It is a leading enterprise in China's security chips and general-purpose MCUs, a national-level high-tech enterprise, and has China's first enterprise-independent security chip attack and defense technology laboratory and a postdoctoral research workstation. Its main products include security chips, general-purpose MCUs, trusted computing chips, smart card chips, contactless reader/writer chips, Bluetooth chips, RCC innovative products, etc. They are widely used in network security authentication, e-banking, electronic licenses, mobile payment and mobile security, IoT, industrial networking and industrial control, smart appliances and smart home IoT terminals, consumer electronics, motor drives, battery and energy management, smart meters, medical electronics, automotive electronics, security, biometrics, communications, sensors, machine automation and other application directions.
About Acroview: Acroview is a national-level specialized and new "little giant" enterprise engaged in the R&D, production, and sales of semiconductor chip testing and programming equipment. The company is committed to empowering customers across the entire industry chain, including Fabless, IDM, OSAT, wafer Fab, and end-device enterprises, through innovative semiconductor testing technologies and solutions. Acroview's pioneering fully automated burn-in ABI (Auto Burn-In) system greatly improves customers' chip burn-in testing efficiency and reduces Per DUT testing costs. It also provides customers with equipment products and solutions for all stages from PSV, CP, FT, ABI, SLT, and programming. We perfectly integrate leading product technology advantages, system-level professional knowledge, and a globally deployed R&D and sales service network to create value for customers to gain leadership in market competition.
System General Limited
Address:6F,No.205-3, Sec.3, Beixin Rd., Xindian Dist.,New Taipei City 23143, Taiwan
TEL: +886-2-89131997
Fax: +886-980503633
Email: info@sg.com.tw
Acroview Technology Co.,Ltd.
Address:3F , Blg 7 West, Sinosteel Building, Maque Industry VillageNanshan, Shenzhen, 518057, Guangdong
TEL:+ 86 075526971006
Mobile phone:18002554660
Email:sales@acroview.com
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