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芯片 - bluetooth蓝牙技术 http://www.yikouzu.com/index.php/cn/marketing/popular-science Sat, 14 Feb 2026 19:54:21 +0800 Joomla! - Open Source Content Management zh-cn sale@bluetooth.com.cn (Bluetooth.com.cn) AC781x汽车微控制器(MCU) http://www.yikouzu.com/index.php/cn/marketing/popular-science/11-ac781x-mcu http://www.yikouzu.com/index.php/cn/marketing/popular-science/11-ac781x-mcu

概述：
AC781x 系列为车规MCU，符合AEC-Q100规范，适用于汽车电子和高可靠性工业应用，典型应用包括车身控制、T-BOX、BLDC电机控制、工业控制、交流充电桩等；
AC781x系列芯片基于ARM Cortex®-M3内核，运行主频为100MHz，最高256KB闪存，供电电压支持2.7~5.5V，具备出色的EMC/ESD能力，能够适应更恶劣的环境；
特性：
- ARM Cortex®-M3内核，100MHz，单周期32位 x 32位乘法器
- 最大支持256KB 嵌入式闪存
- 最大支持64KB RAM
- 支持2路CAN 2.0B
- 支持1路LIN 2.1, 1路UART LIN
- 支持2路SPI
- 最大支持6路UART
- 支持2路I2C
- 2.7-5.5V 电源供电
- 温度范围: -40 to 125 °C
]]> sale@bluetooth.com.cn (Super User) 芯片 Thu, 13 Aug 2020 23:42:34 +0800 Chips list http://www.yikouzu.com/index.php/cn/marketing/popular-science/9-hotel http://www.yikouzu.com/index.php/cn/marketing/popular-science/9-hotel 蓝牙芯片信息汇总：

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]]> 芯片 Tue, 28 Jul 2020 10:42:33 +0800 CSR8635/CSR8615 Class2 Stereo ROM Module Electrical characteristic http://www.yikouzu.com/index.php/cn/marketing/popular-science/4-csr8635-csr8615-class2-stereo-rom-module-electrical-characteristic http://www.yikouzu.com/index.php/cn/marketing/popular-science/4-csr8635-csr8615-class2-stereo-rom-module-electrical-characteristic General Electrical Specification

Absolute Maximum Ratings:  

Ratings  Min.  Max. 
Storage Temperature  -40 ℃ +85 ℃
Supply Voltage (VCHG)  -0.4V  5.75V 
Supply Voltage (VREG_ENABLE,VBAT_SENSE)  -0.4V  4.2V 
Supply Voltage (LED[2:0])  -0.4V  4.4V 
Supply Voltage (PIO_POWER)  -0.4V  3.6V 

Recommended Operating Condition:

Operating Temperature range  -20 ℃ +75 ℃
Supply Voltage (VBAT)  2.7V  4.25V 
Supply Voltage (VCHG)  4.75V / 3.10 V  5.25V 
Supply Voltage (VREG_ENABLE,VBAT_SENSE)  0V  4.2V 
Supply Voltage (LED[2:0])  1.10V  4.25V 
Supply Voltage (PIO_POWER)*  1.7V  3.6V

1.8V Switch-mode Regulator :

 

 

 

 

 

 

 

]]> sale@bluetooth.com.cn (Super User) 芯片 Sat, 29 Aug 2015 09:07:29 +0800 36家国产处理器芯片(CPU/GPU/FPGA)厂商状态一览 http://www.yikouzu.com/index.php/cn/marketing/popular-science/41-stm32/43-made-in-china/44-36-cpu-gpu-fpga http://www.yikouzu.com/index.php/cn/marketing/popular-science/41-stm32/43-made-in-china/44-36-cpu-gpu-fpga

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]]> sale@bluetooth.com.cn (Super User) Made in China Thu, 14 Apr 2022 21:09:32 +0800 传感器＋MCU已成趋势！50家国产MCU厂商实力排名 http://www.yikouzu.com/index.php/cn/marketing/popular-science/47-mcu/48-made-in-china/59-mcu-50-mcu-2 http://www.yikouzu.com/index.php/cn/marketing/popular-science/47-mcu/48-made-in-china/59-mcu-50-mcu-2 传感器作为电子产品的“感知中枢”，在消费电子、工业、医疗、汽车等领域的应用越来越广泛。由于越来越多地应用于智能电网、智能交通、智能安防等领域，传感器在基本功能之外，开始越来越多地承担自动调零、自校准、自标定功能，同时具备逻辑判断和信息处理能力，能对被测量信号进行信号调理或信号处理，这就需要其拥有越来越强的智能处理能力，也即朝着智能化的方向发展。
同时，随着物联网技术的进步，传感器智能化的信息处理能力也变得越加重要。因为不可能将所有运算都放到云端完成，网络的各个节点也要完成各自的运算任务。
因此，传感器和微处理器（MCU）结合、具有各种功能的单片集成化智能传感器已成为传感器技术发展方向之一。

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]]> sale@bluetooth.com.cn (Super User) Made in China Thu, 23 Jun 2022 00:01:27 +0800
Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100

Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100

Warning: http_response_code(): Calling http_response_code() after header('HTTP/...') has no effect in /var/www/html/libraries/vendor/symfony/error-handler/ErrorHandler.php on line 658
mysqli object is already closed (500 Whoops, looks like something went wrong.)

Error

HTTP 500 Whoops, looks like something went wrong.

mysqli object is already closed

Exception

Error

in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php (line 318)
  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  9. parent::disconnect();
  10. }
in /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php -> close (line 318)
  1. */
  2. public function disconnect()
  3. {
  4. // Close the connection.
  5. if (\is_callable([$this->connection, 'close'])) {
  6. $this->connection->close();
  7. }
  9. parent::disconnect();
  10. }
in /var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php -> disconnect (line 496)
  1. *
  2. * @since 2.0.0
  3. */
  4. public function __destruct()
  5. {
  6. $this->disconnect();
  7. }
  9. /**
  10. * Alter database's character set.
  11. *
DatabaseDriver->__destruct()

Stack Trace

Error 
Error:
mysqli object is already closed

  at /var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318
  at mysqli->close()
     (/var/www/html/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:318)
  at Joomla\Database\Mysqli\MysqliDriver->disconnect()
     (/var/www/html/libraries/vendor/joomla/database/src/DatabaseDriver.php:496)
  at Joomla\Database\DatabaseDriver->__destruct()

Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100

Deprecated: Method ReflectionProperty::setAccessible() is deprecated since 8.5, as it has no effect since PHP 8.1 in /var/www/html/plugins/system/falangdriver/falangdriver.php on line 100