IAmAProgrammer - 博客园

2015年9月13日

CMSIS-DAP for STLink V2.1 and STLink v2.1 mini adapter

摘要： CMSIS-DAPV1V2 阅读全文

posted @ 2015-09-13 18:39 IAmAProgrammer 阅读(1456) 评论(0) 推荐(0)

DG449 High Voltage Single SPDT Analog Switch in SOT23-8

摘要： DESCRIPTIONThe DG449 is a dual supply single-pole/double-throw (SPDT) switches.On resistance is 38  and flatness is 2.6  max over the specified anal... 阅读全文

posted @ 2015-09-13 13:35 IAmAProgrammer 阅读(1730) 评论(0) 推荐(0)

jtagger Versatile multiprogrammer for FPGAs, MCUs, etc.

摘要： jtagger Versatile multiprogrammer for FPGAs, MCUs, etc.Well, it's not really just a jtagger, but I've been calling it that.It's also been christened t... 阅读全文

posted @ 2015-09-13 13:24 IAmAProgrammer 阅读(435) 评论(0) 推荐(0)

ARM JTAG 20P to Cortex JTAG 10P

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posted @ 2015-09-13 12:23 IAmAProgrammer 阅读(840) 评论(0) 推荐(0)

MCU PWM DAC OP Voltage Output

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posted @ 2015-09-13 11:14 IAmAProgrammer 阅读(375) 评论(0) 推荐(0)

LPC43xx SGPIO I2C Implementation

摘要： I²C SGPIO ConfigurationSGPIO is a hardware feature of LPC4300 series.There are 16 SGPIO pins called from SGPIO 0 to SGPIO 15.SGPIO is one of the funct... 阅读全文

posted @ 2015-09-13 10:14 IAmAProgrammer 阅读(1691) 评论(0) 推荐(0)

LPC43xx State Configurable Timer : SCT

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posted @ 2015-09-13 09:19 IAmAProgrammer 阅读(420) 评论(0) 推荐(0)

LPC43xx Asymmetric Dual Core : Cortex-M0 and Cortex-M4

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posted @ 2015-09-13 09:16 IAmAProgrammer 阅读(422) 评论(0) 推荐(0)

2015年9月12日

LPC43xx OTP

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posted @ 2015-09-12 19:18 IAmAProgrammer 阅读(184) 评论(0) 推荐(0)

LPC LINK2 IO CONNECTOR

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posted @ 2015-09-12 19:17 IAmAProgrammer 阅读(250) 评论(0) 推荐(0)

STM32 TIMER OUTPUT DIAGRAM

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posted @ 2015-09-12 19:01 IAmAProgrammer 阅读(496) 评论(0) 推荐(0)

STM32 TIMER DIAGRAM

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posted @ 2015-09-12 19:00 IAmAProgrammer 阅读(463) 评论(0) 推荐(0)

STM32 TIMER REGISTER

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posted @ 2015-09-12 18:59 IAmAProgrammer 阅读(517) 评论(0) 推荐(0)

LPC-LINK 2 LPC4337 TQFP144 IO

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posted @ 2015-09-12 18:58 IAmAProgrammer 阅读(331) 评论(0) 推荐(0)

LPC43XX TQFP144 IO Pinout

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posted @ 2015-09-12 18:57 IAmAProgrammer 阅读(205) 评论(0) 推荐(0)

LPC-LINK 2 Board IO TABLE

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posted @ 2015-09-12 18:56 IAmAProgrammer 阅读(210) 评论(0) 推荐(0)

LPC-LINK 2 LPC4370 简化线路图

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posted @ 2015-09-12 18:54 IAmAProgrammer 阅读(506) 评论(0) 推荐(0)

LPC43xx SGPIO Slice 输入输出连接表

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posted @ 2015-09-12 18:40 IAmAProgrammer 阅读(321) 评论(0) 推荐(0)

LPC43xx SGPIO Slice 示意图

摘要： SGPIO inverted clock qualifierHi,With bits 6:5 of SGPIO_MUX_CFG the QUALIFIER_MODE is selected (0x0=enable, 0x1=disable, 0x2=slice, 0x3=pin).With bit ... 阅读全文

posted @ 2015-09-12 18:38 IAmAProgrammer 阅读(691) 评论(0) 推荐(0)

LPC43xx SGPIO Camera interface design

摘要： AN11196: Camera interface design using SGPIO 阅读全文

posted @ 2015-09-12 18:37 IAmAProgrammer 阅读(493) 评论(0) 推荐(0)

LPC18xx/43xx SWD/JTAG Debug Connector

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posted @ 2015-09-12 15:27 IAmAProgrammer 阅读(534) 评论(0) 推荐(0)

LPC43xx MCU PIN Name and GPIO PIN Name Table

摘要： //--------------------------------------------------------------------------------+// LPC43xx Pin Names, All pins defined. ... 阅读全文

posted @ 2015-09-12 15:01 IAmAProgrammer 阅读(393) 评论(0) 推荐(0)

2015年9月11日

KL46 custom board SWD reset is never asserted - SWS Waveform

摘要： KL46 custom board SWD reset is never assertedHi everybody,I'm trying to program a custom board based on the KL46. However the reset signal for the SWD... 阅读全文

posted @ 2015-09-11 18:58 IAmAProgrammer 阅读(1088) 评论(0) 推荐(0)

stm32的swd接口的烧写协议是否公开的呢？

摘要： stm32的swd接口的烧写协议是否公开的呢？需要用一台好的示波器来抓才能有足够的存储深度，保证你能够过滤掉那个该死的50clock。按照Arm的手册，每次转换发送方都需要一个TNR---但是我观察JLINK的波形却没有那个该死的TNR。手册中说异步SWD需要，同步不需要----或者相反，但是我没有... 阅读全文

posted @ 2015-09-11 18:46 IAmAProgrammer 阅读(10928) 评论(0) 推荐(0)

Booting dircetly into Redlink FW from flash

摘要： Booting dircetly into Redlink FW from flashHello,the usual way to use the Redlink FW is a two-step approach:First the MCU of the probe enumerates as a... 阅读全文

posted @ 2015-09-11 09:24 IAmAProgrammer 阅读(460) 评论(0) 推荐(0)

2015年9月10日

LPC18xx and LPC43xx 选型及差异

摘要： Q LPC43xx和LPC18xx有相同的USB接口以及片内USB驱动吗?A 是的.Q LPC4300和LPC1800只是内核不同吗？外设和管脚配置都完全一致？A 为LPC18xx的映像可以直接在LPC43xx(尾号一致)上运行，但是LPC4300的片上RAM比LPC1800多64KB，并且LPC1... 阅读全文

posted @ 2015-09-10 21:47 IAmAProgrammer 阅读(1682) 评论(0) 推荐(0)

LPC43xx SGPIO Configuration -- Why not use GPDMA ?

摘要： LPC43xx SGPIO ConfigurationThe LPC43xx SGPIO peripheral is used to move samples between USB and the ADC/DAC chip (MAX5864).The SGPIO is a peripheral t... 阅读全文

posted @ 2015-09-10 20:23 IAmAProgrammer 阅读(529) 评论(0) 推荐(0)

LPC43xx SGPIO Experimentation

摘要： LPC4350 SGPIO ExperimentationThe NXP LPC43xx microcontrollers have an interesting, programmable serial peripheral called the SGPIO (Serial GPIO).It co... 阅读全文

posted @ 2015-09-10 18:01 IAmAProgrammer 阅读(2117) 评论(0) 推荐(0)

LPC18xx/43xx OTP Controller driver

摘要： LPC18xx/43xx OTP Controller driver/* * @brief LPC18xx/43xx OTP Controller driver * * @note * Copyright(C) NXP Semiconductors, 2012 * All rights reserv... 阅读全文

posted @ 2015-09-10 17:11 IAmAProgrammer 阅读(999) 评论(0) 推荐(0)

NXP LPC18xx LPC43xx OTP ID Boot

摘要： static LPC_DEVICE_TYPE LPCtypes[] ={ { 0, 0, 0, 0, 0, 0, 0, 0, 0, CHIP_VARIANT_NONE }, /* unknown */ // id, id2, use id2, name of product... 阅读全文

posted @ 2015-09-10 16:59 IAmAProgrammer 阅读(971) 评论(0) 推荐(0)

STM32F4 Timer External Clock TI2 Both Edges Demo

摘要： #define CLK_FREQ ( 10000 )#define CORE_FREQ ( 168000000 )static void TIM_GPIO_Config( void ){ GPIO_InitTypeDef GPIO_InitStructure; // Enable GP... 阅读全文

posted @ 2015-09-10 01:54 IAmAProgrammer 阅读(887) 评论(0) 推荐(0)

2015年9月9日

LPC-Link2 CMSIS-DAP firmware source

摘要： LPC-Link2 CMSIS-DAP firmware sourceHi,I'm using the CMSIS-DAP firmware with the LPC-Link2. I'd like to add some features (like a virtual COM port). I ... 阅读全文

posted @ 2015-09-09 12:09 IAmAProgrammer 阅读(1499) 评论(0) 推荐(0)

LPC-LINK 2 Board IO

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posted @ 2015-09-09 11:39 IAmAProgrammer 阅读(424) 评论(0) 推荐(0)

STM32F4 SPI with DMA

摘要： STM32F4 SPI with DMAA few people have requested code, so I thought I’d post the code showing how I’ve configured my GPIO, timer, SPI, DMA and NVIC mod... 阅读全文

posted @ 2015-09-09 00:49 IAmAProgrammer 阅读(7055) 评论(0) 推荐(0)

STM32 System and Timer Clock Configurations

摘要： STM32 System and Timer Clock ConfigurationsI've started writing some software to drive a series ofTLC5940 16 Channel LED Driverchips on anST STM32F407... 阅读全文

posted @ 2015-09-09 00:45 IAmAProgrammer 阅读(2716) 评论(0) 推荐(0)

2015年9月8日

Cortex-M4 Core Registers

摘要： Cortex-M4 Core RegistersGoal:visualizingwhat happens to the Cortex-M4 core registers after resetHere's what happens after the processor is reset:Gener... 阅读全文

posted @ 2015-09-08 23:25 IAmAProgrammer 阅读(735) 评论(0) 推荐(0)

STM32 F4 ADC DMA Temperature Sensor

摘要： STM32 F4 ADC DMA Temperature SensorGoal:detecting temperature variations using a temperature sensor, ADC with DMA and TIM3 as a trigger (ADC sampling ... 阅读全文

posted @ 2015-09-08 23:23 IAmAProgrammer 阅读(1775) 评论(0) 推荐(0)

STM32 F4 Clock Sources

摘要： STM32 F4 Clock SourcesGoal:routing clock sources to the microcontroller output pin (MCO1)High-speed internal (HSI) clock is 16MHzHigh-speed external (... 阅读全文

posted @ 2015-09-08 23:16 IAmAProgrammer 阅读(765) 评论(0) 推荐(0)

STM32 F4 DAC DMA Waveform Generator

摘要： STM32 F4 DAC DMA Waveform GeneratorGoal:generating an arbitrary periodic waveform using a DAC with DMA and TIM6 as a trigger.Agenda:Modeling a wavefor... 阅读全文

posted @ 2015-09-08 23:15 IAmAProgrammer 阅读(5365) 评论(0) 推荐(0)

STM32 F4 General-purpose Timers for Periodic Interrupts

摘要： STM32 F4 General-purpose Timers for Periodic Interrupts 阅读全文

posted @ 2015-09-08 23:12 IAmAProgrammer 阅读(386) 评论(0) 推荐(0)