V850E2/ME3

AI 生成的摘要: The document details the usage of LIN and UART controllers, covering device and IP-level mapping, base addresses, memory vectors, and device adaptation. It includes application examples such as serial and graphics monitor programs, LIN communication tables, and application layer functions. The FAQ section addresses interrupt handling, status information, data reception after errors, self-test failures, and LIN conformance with specification 2.2A. It also provides terminology and issue-solving indexes for quick reference.

AI 生成的摘要: The document details the Renesas CAN Controller's usage, including compatibility, evaluation results, and principles of pretended networking. It covers sample software descriptions, CAN driver functionalities such as initialization, configuration, transmission, reception, and diagnostics. The text also explains mapping of lower CAN drivers, application examples, and frequently asked questions addressing CAN conformance, transceiver issues, bit timing, operation modes, power save modes, transmission, reception, message storage, peripheral bus access, and interrupt handling.

AI 生成的摘要: The document details the V850E2M fixed-point library using 22 register mode. It provides the necessary include file "fixmath.h" and the library file "V850E2Mfixmath.lib" for fixed-point operations. Instructions explain how to add the library file to CubeSuite+ projects and configure the compiler to use 22 register mode. An example program demonstrates converting float to fixed-point, computing sine, and converting back to float. It notes that results exceeding fixed-point range are not guaranteed.

AI 生成的摘要: The document explains how to use I²C bus communication to write and read data from an external EEPROM connected to the PC bus, using a V850ES/Jx3-L microcontroller. It details writing 4-byte blocks to the EEPROM, reading them back, and comparing the data to control LEDs indicating success or failure. The sample code supports EEPROM sizes from 2 to 512 Kb, verified on a 16 Kb EEPROM. Hardware configuration, pin usage, and development environment details are also provided.

AI 生成的摘要: The V850E2M Fixed-point Library provides efficient real-number operations using fixed-point arithmetic for the V850E2M series CPUs, especially those without floating-point units. It supports multiplication, division, mathematical functions like sine, cosine, arctangent, and square root, and conversions between floating-point and fixed-point formats. The library handles fixed-point data with 16, 24, or 29 fractional bits and supports generic fixed-point types from 1 to 31 bits. Users include the provided header file and link the corresponding library file for 32-register mode. An example demonstrates converting float to fixed-point, performing sine calculation, and converting back to float.

AI 生成的摘要: Flash memory protection in 78K0, 78K0R, RL78, and V850 devices involves multiple independent security features for different access modes: serial programming, debugging, self-programming, and normal operation. Protection flags control chip erase, block erase, programming, reading, and boot block reprogramming. These flags prevent unauthorized erasure, programming, or reading via external tools but do not restrict self-programming except for boot blocks. Debugging access requires password authentication, and some devices allow complete debug interface disablement. Security settings can be configured using dedicated programmers or self-programming, with various levels of protection to secure application code.