AT97SC3204-H4M44-00

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The AT97SC3204-H4M44-00 is an integrated chip solution of a secure microcontroller (MCU) and secure elements (SE) optimized for e-Wallet and payment applications. This chip provides the necessary secure infrastructure to implement secure communications with devices and systems. In other words, this chip offers a secure, flexible way to manage information, resources and operations in an efficient, cost-effective manner.

Application Field

The AT97SC3204-H4M44-00 is designed to be used in a variety of e-Wallet and payment related applications such as contactless payment, wearable payments and identity management. Other application areas include healthcare, automotive, industrial, enterprise, government, smart home and other applications. The chip offers a secure platform for applications that require low power, small form factor, high speed and/or security such as e-Wallet and payment applications.

Working Principle

The AT97SC3204-H4M44-00 features an ARM Cortex-M4 microcontroller and a secure key storage device with hardware-based encryption, making it suitable for a variety of embedded applications. The hardware block of the chip contains the general purpose hardware (GPIOs and timers) and the secure hardware (security engine and random number generator). The device supports 32-bit code and has a secure boot, tamper detection, secure interrupt and secure key storage. The software block of the MCU contains the ARM Cortex-M4 microcontroller and several internal peripherals such as the system tick timer and interrupt controller. The ARM Cortex-M4 core can be configured to operate in Sleep, Stop or Run mode, while the Secure Random Number Generator (SRNG) and Secure Interrupt Controller (SEIC) provide the secure peripherals that are required for secure communications and operations.

The secure storage device in the AT97SC3204-H4M44-00 helps in the secure storage of sensitive data and keys, using hardware-based encryption. This helps to prevent data breach by preventing unauthorized access and data tampering. The on-board anti-tamper measures such as tamper detection and secure interrupt are designed to prevent a malicious attack on the device. The device also features Open Firmware and a secure boot, which help to ensure that firmware updates are securely delivered to the device. The device is also compliant with the GlobalPlatform contactless card specification, making it suitable for secure applications in the digital payments, transport, access control and other industries.

In addition to the secure hardware and software features, the AT97SC3204-H4M44-00 offers several development tools and easy-to-use software that enable developers to easily program secure applications. The secure development tools include the ARM Development Studio Emulation Kit (DS-5) and the ARM Advanced Development Toolchain (ADT). The ARM Development Studio Emulation Kit (DS-5) provides an integrated development environment for secure software development, while the ARM Advanced Development Toolchain (ADT) allows developers to develop secure applications for the AT97SC3204-H4M44-00. These tools provide access to the ARM Cortex-M4 processor, secure element and secure Random Number Generator, enabling developers to quickly develop secure applications.

Conclusion

The AT97SC3204-H4M44-00 is a secure integrated chip solution optimized for e-Wallet and payment applications. It provides the secure hardware and software infrastructure necessary to implement secure communications with devices and systems. The device is suitable for numerous embedded applications such as contactless payment, wearable payments and identity management. In addition, it offers the tools and software necessary to quickly develop secure applications.

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