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Datei
stm32f30x_rcc.c
/** ****************************************************************************** * @file stm32f30x_rcc.c * @author MCD Application Team * @version V1.0.1 * @date 23-October-2012 * @brief This file provides firmware functions to manage the following * functionalities of the Reset and clock control
in „Probleme mit dem STM32F3Discoery, mal wieder.“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32f10x_can.c
((uint32_t)0x10000000) /* Transmit mailbox 2 empty */ /* CAN Receive FIFO 0 Register bits */ #define RF0R_FULL0 ((uint32_t)0x00000008) /* FIFO 0 full */ #define RF0R_FOVR0 ((uint32_t)0x00000010) /* FIFO 0 overrun */ #define RF0R_RFOM0 ((uint32_t)0x00000020) /* Release FIFO 0 output mailbox */ /* CAN Receive FIFO 1 Register bits */ #define RF1R_FULL1 ((uint32_t)0x00000008) /* FIFO 1 full */ #define RF1R_FOVR1 ((uint32_t)0x00000010
in „CAN mit STM32“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32_eeprom.c
#include <stdio.h> #include <string.h> #include "stm32f10x_usart.h" #include "stm32f10x_flash.h" #include "misc.h" #include "stm32_eeprom.h" /***************************************************************************** * Allows to use the internal flash
in „Daten ins Flash speichern mit dem STM32“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32_eeprom.c
#include <stdio.h> #include <string.h> #include "stm32f10x_usart.h" #include "stm32f10x_flash.h" #include "misc.h" #include "stm32_eeprom.h" /***************************************************************************** * Allows to use the internal flash
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Datei
stm32_flash.ld
/* ***************************************************************************** ** ** File : stm32_flash.ld ** ** Abstract : Linker script for STM32F207 Device with ** 1MByte FLASH, 128KByte SRAM ** ** Set heap size, stack size and stack location according ** to application requirements. ** **
in „STM32 FreeRTOS Projekt (Makefile - GCC)“ · Projekte & Code ·
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Datei
startup_stm32f10x_md.asm
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.4.0 * @date 10/15/2010 * @brief STM32F10x Medium Density Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „GNUARM TChain Linker Problem STM32“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_md.S
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.5.0 * @date 11-March-2011 * @brief STM32F10x Medium Density Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „STM32: Jeder Interrupt landet im Default_Handler“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_md.s
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.5.0 * @date 11-March-2011 * @brief STM32F10x Medium Density Devices vector table for Atollic toolchain. * This module performs: * - Set the initial
in „Stm32 SystemInit() C++“ · Mikrocontroller und Digitale Elektronik ·
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PDF
core.pdf
5.1.5 Id: 1/4 F 1 2 3 4 5 6 7 8 F 1 2 3 4 5 6 7 8 A A B B +3V3 +3V3 C301 C302 C303 C304 C305 k 1 1 R U300 1 4 6 8 9 100n 100n 100n 100n 100n 2 3 4 RESET_STM32 7 NRST A D D D D B V V V D GND GND GND GND GND C315 10k V V U2002 BOOT0 44 BOOT0 R2011 MAX14850 GND +3V3 22R 100n
in „Review Eierlegende Wollmilchsau“ · Mikrocontroller und Digitale Elektronik ·
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Bild
Tabelle mit technischen Daten der STM32C011x6 Familie
STM32C011x4/x6 family device features and peripheral counts Table 2. STM32C011_ Peripheral _J4 _J6 _F4 _F6 Flash memory (Kbyte) 16 32 32 16 32 SRAM (Kbyte) 6 with parity Timers Advanced control 1 (16-bit) General-purpose 4 (16-bit) SysTick 1 Watchdog 2 Comm. interfaces SPI [I2S] 1 [1] I2C 1 2 RTC / RNG / AES / VREFBUF Yes / No / No / No GPIOs 6 10 18 Wakeup pins 2 4 12-bit ADC channels (external + internal) 5 + 2 7 + 2 13 + 2 Max. CPU frequency 48 MHz Operating voltage 2.0 to 3.6 V Operating
in „Maximale Taktfrequenz STM32G4 nutzen?“ · Mikrocontroller und Digitale Elektronik · · Screenshots
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Datei
stm32_flash.ld
/* ***************************************************************************** ** ** File : stm32_flash.ld ** ** Abstract : Linker script for STM32F030K6 Device with ** 32KByte FLASH, 4KByte RAM ** ** Set heap size, stack size and stack location according ** to application requirements. ** ** Set memory bank area and size if external memory is used. ** ** Target : STMicroelectronics STM32 ** ** Environment : Atollic TrueSTUDIO(R) ** ** Distribution: The file is distributed "as is", without any warranty ** of any kind. ** ** (c)Copyright Atollic AB. ** You may use this file as-is or
in „STM32 bleibt im mer beim "Reset_Handler" hängen“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f042f6px.s
/** ****************************************************************************** * @file startup_stm32f042x6.s * @author MCD Application Team * @brief STM32F042x4/STM32F042x6 devices vector table for GCC toolchain. * This module performs: * - Set the initial SP * - Set the initial PC == Reset_Handler
in „STM32 USB Übertragungsproblem mit Code von S.F.“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_md.s
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.1.2 * @date 09/28/2009 * @brief STM32F10x Medium Density Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „STM32 linker scripts“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32.s
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.1.2 * @date 09/28/2009 * @brief STM32F10x Medium Density Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „Stm32 SystemInit() C++“ · Mikrocontroller und Digitale Elektronik ·
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STM32 ST-LINK Utility Speicheranzeige
STM32 ST-LINK Utility Device STM32F10xx Medium-density Device ID 0x410 Revision ID Flash size 64KBytes Memory display Address: 0x08000000 Size: 0xD755 Data Width: 32 bits Target memory, Address range: [0x08000000-0x0800D755] Address 0 4 8 C ASCII 0x08000000 20005000 0800AA41 0800AA87 0800AA89 .P.A..�..%�.. 0x08000010 0800AA8D 0800AA8F 00000000 <�,�.�.�.�. 0x08000020 00000000 00000000 00000000 0800AA91
in „WordClock mit WS2812“ · Projekte & Code · · Screenshots
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Datei
SK6812.cpp
addressable RGB LED, becuase it relies on a division multiple of the 72Mhz clock frequence on the STM32 SPI to generate the correct width T0H pulse, of 400ns +/- 150nS SPI DIV32 gives a pulse width of 444nS which is well within spec for the SK6812 but is probably too long for the WS2812 which needs
in „STM32 Bluepill -> SK6812 (auf Basis von WS2812B Lib)“ · Projekte & Code ·
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Datei
serial.c
/* serielle Kommunikation für STM32F103C8T6 */ #include "StdTypes.h" #include "STM32F103all.h" #include "startup.h" #include "config.h" #include "serial.h" /* Funktionsprinzip: Der eigentliche Datenverkehr über die diversen UART's wird
in „Sende/Empfangsvorgang mittels nur 1St. µC“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_md.s
/** ****************************************************************************** * @file startup_stm32f10x_md.s * @author MCD Application Team * @version V3.2.0 * @date 03/01/2010 * @brief STM32F10x Medium Density Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „STM32 Interrupt Rücksprung ins Nirvana“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32_ub_irsnd.c
//-------------------------------------------------------------- // File : stm32_ub_irsnd.c // Datum : 14.06.2013 // Version : 1.0 // Autor : UB // EMail : mc-4u(@)t-online.de // Web : www.mikrocontroller-4u.de // CPU : STM32F4 // IDE : CooCox CoIDE 1.7.0 // Module : IRSND, TIM
in „IRSND auf STM32F0“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32f10x_it.c
**************************************************************************** * @file GPIO/IOToggle/stm32f10x_it.c * @author MCD Application Team * @version V3.5.0 * @date 08-April-2011 * @brief Main Interrupt Service Routines. * This file provides template for all exceptions handler and peripherals *
in „STM32F1 Brushless Motor Steuerung“ · Mikrocontroller und Digitale Elektronik ·
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Datei
ws2812b.c
28.9.2016 Author: Martin Hubacek http://www.martinhubacek.cz @hubmartin Licence: MIT License original CPU STM32F302xx @64MHz adapted to STM32F103C8 @72MHz */ #include <string.h> //#include "stm32f3xx_hal.h" #include "stm32f1xx_hal.h" #include "ws2812b.h" extern WS2812_Struct ws2812b; // Define source arrays
in „WS2812B mit Lib von Martin Hubáček auf F103“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f103xb.s
/** *************** (C) COPYRIGHT 2017 STMicroelectronics ************************ * @file startup_stm32f103xb.s * @author MCD Application Team * @version V4.2.0 * @date 31-March-2017 * @brief STM32F103xB Devices vector table
in „arm-none-eabi Problem.“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f103xb.s
/** *************** (C) COPYRIGHT 2017 STMicroelectronics ************************ * @file startup_stm32f103xb.s * @author MCD Application Team * @version V4.2.0 * @date 31-March-2017 * @brief STM32F103xB Devices vector table
in „STM32F103 System Workbench“ · Mikrocontroller und Digitale Elektronik ·
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Datei
main.c
--------*/ typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus; /* Private define ------------------------------------------------------------*/ #define StartAddr ((uint32_t)0x08006000) #define EndAddr ((uint32_t)0x08008000) /* Uncomment
in „STM32 ReadOutProtection“ · Mikrocontroller und Digitale Elektronik ·
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Datei
i2c.c
#include "main.h" #include <stm32f4xx.h> #include <stm32f4xx_i2c.h> #include "i2c.h" //------------------------------------------- // Definition of local constants //------------------------------------------- #define I2C_TIMEOUT
in „STM32F4 Discovery mit I2C-Bus EEPROM“ · Mikrocontroller und Digitale Elektronik ·
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PDF
512410-sp-01-en-PROGRAM__SCHALTNETZTEIL_PSP_12010.pdf
0.15/5W/WW u RL2 K T 10K 0 0 1 R17 0 5 0 2 1 1 2 _ 1 1 2 0.15/5W/WW C32 R18 R65 1K 2W CFR 1uF/63V R20 0.15/5W/WW R72 R19 680E C68 D12B 220pF 1KV 3 2 12K 1206 COMN N C33 R4 C15 C O 155K/250V 68E/3W MOR1nF
in „Tipps zum Reparieren eines Voltcraft PSP12010“ · Analoge Elektronik und Schaltungstechnik ·
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Datei
startup_stm32l1xx_mdp.S
/** ****************************************************************************** * @file startup_stm32l1xx_mdp.s * @author MCD Application Team * @version V1.2.1 * @date 19-June-2013 * @brief STM32L1xx Ultra Low Power Medium-density Plus Devices vector table * for System Workbench. * This module performs
in „AC6 IDE stm32l1xx_it.c fehlt“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup.c
/** * \file main.c * \brief Program entry point. * * This file performs initialization and starts the program main loop. */ #include <stm32f0xx.h> #include <stm32f0xx_ll_system.h> /** * \brief Checks the SRAM for a valid
in „STM32F0 - Boot ins SRAM mit OpenOCD“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32f4xx.h
*/ /** * @brief STM32F4XX Standard Peripherals Library version number V1.0.0 */ #define __STM32F4XX_STDPERIPH_VERSION_MAIN (0x01) /*!< [31:24] main version */ #define __STM32F4XX_STDPERIPH_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */ #define __STM32F4XX_STDPERIPH_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */ #define __STM32F4XX_STDPERIPH_VERSION_RC (0x00) /*!< [7:0] release candidate */ #define __STM32F4XX_STDPERIPH_VERSION ((__STM32F4XX_STDPERIPH_VERSION_MAIN
in „STM32F0 Discovery und UART1“ · Mikrocontroller und Digitale Elektronik ·
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Datei
stm32f4xx.h
*/ /** * @brief STM32F4XX Standard Peripherals Library version number V1.0.0 */ #define __STM32F4XX_STDPERIPH_VERSION_MAIN (0x01) /*!< [31:24] main version */ #define __STM32F4XX_STDPERIPH_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */ #define __STM32F4XX_STDPERIPH_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */ #define __STM32F4XX_STDPERIPH_VERSION_RC (0x00) /*!< [7:0] release candidate */ #define __STM32F4XX_STDPERIPH_VERSION ((__STM32F4XX_STDPERIPH_VERSION_MAIN
in „STM32F4 SPI Problem“ · Mikrocontroller und Digitale Elektronik ·
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Datei
GLCD.h
_GLCD_H /* Includes ------------------------------------------------------------------*/ #include "stm32f10x.h" /* Private define ------------------------------------------------------------*/ #define LCD_XSIZE (320) #define LCD_YSIZE (240) /* LCD Registers */ #define R0 0x00 #define R1 0x01 #define
in „STM32 24Bit Bmp nach 565RGB Format“ · Mikrocontroller und Digitale Elektronik ·
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Datei
STM32H743ZI_FLASH.ld
* ** Set memory bank area and size if external memory is used. ** ** Target : STMicroelectronics STM32 ** ** Environment : Atollic TrueSTUDIO(R) ** ** Distribution: The file is distributed as is, without any warranty ** of any kind. ** ** (c)Copyright Atollic AB. ** You may use this file as-is or modify
in „Wie speichere ich große Arrays in STM32?“ · Mikrocontroller und Digitale Elektronik ·
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Datei
main.c
/* Includes ------------------------------------------------------------------*/ #include "stm32f10x.h" #include "main.h" /** @addtogroup STM32F10x_StdPeriph_Examples * @{ */ /** @addtogroup GPIO_IOToggle * @{ */ /* Private typedef -----------------------------------------------------------*/
in „STM32 SPI2 als Master sendet nichts“ · Mikrocontroller und Digitale Elektronik ·
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Bild
Windows Eigenschaften-Dialog für STM32 BOOTLOADER Treiberdatei
Geräte-Manager Datei Aktion Ansicht ? Eigenschaften von STM32 BOOTLOADER Treiberdateidetails STM32 BOOTLOADER Treiberdateien: C:\WINDOWS\system32\DRIVERSwinusb.sys C:\WINDOWS\system32\WdfInstaller01009.dll C:\WINDOWS\system32\WinUSBInstaller2.dll Anbieter: Microsoft Corporation Dateiversion: 10.0.19041.1 (WinBuild.160101.0800) Copyright: © Microsoft Corporation. All rights reserved. Signaturgeber: Microsoft Windows OK
in „DFU UTIL & LIBUSB unter Windows“ · Mikrocontroller und Digitale Elektronik · · Screenshots
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Datei
stm32_flash.ld
/* ***************************************************************************** ** ** File : stm32_flash.ld ** ** Abstract : Linker script for STM32L152RB Device with ** 128KByte FLASH, 16KByte RAM ** ** Set heap size, stack size and stack location according ** to application requirements. ** ** Set memory bank area and size if external memory is used. ** ** Target : STMicroelectronics STM32 ** ** Environment : Atollic TrueSTUDIO(R) ** ** Distribution: The file is distributed as is, without any warranty ** of any kind. ** ** (c)Copyright Atollic AB. ** You may use this file as-is or modify
in „STM32L1 + Makefile. Linkerproblem?“ · Mikrocontroller und Digitale Elektronik ·
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Datei
Main.c
/** **************************************************** * @file main.c * @author Ac6 * @version V1.0 * @date 01-December-2013 * @brief Default main function. **************************************************** */ //#include <main.h> #include "stm32f4xx.h" #include "stm32f4xx_gpio.h" #include "stm32f4xx_rcc.h" volatile unsigned long msTicks = 0; void Delay_ms (unsigned long del_count) { del_count *= 1000; msTicks = del_count; while (msTicks != 0); } void SysTick_Init(void) { /****************
in „STM32F411VE TIM Interrupt Problem“ · Mikrocontroller und Digitale Elektronik ·
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Datei
f_mess.c
// reziproke Frequenzmessung mit STM32F4-Discovery-Board /* Beispielprogramm für Frequenzmessung an PE5 mit Timer9. Das Ergebnis wird 8-stellig mit max. 2 Mess./s oder minimal 1 Periodendauer angezeigt. Der Frequenzbereich ist 0,05Hz -
in „reziproker Frequenzzähler mit STM32F4Discovery“ · Projekte & Code ·
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PDF
TC1797_UM_v1.1.pdf
0, 32 32 0000 0000H Upper Boundary DPR0_1L Data Segment Protection C008 H U,SV, SV, Class 3 Reset Register Set 0, Range 1, 32 32 0000 0000H Lower Boundary DPR0_1U Data Segment Protection C00C H U,SV, SV
in „TC1797 - keine Datenblätter?“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_cl.c
/** ****************************************************************************** * @file startup_stm32f10x_cl.c * @author MCD Application Team, * @version V3.0.0 * @date 01. April 2010 * @brief STM32F10x Medium Density Devices vector table for GNU toolchain. * This module performs: * - Set the initial
in „STM32 mit C++ stürzt bei Interrupt ab“ · Mikrocontroller und Digitale Elektronik ·
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PDF
TMS470.pdf
R1 Rn 0x1000 0x1000 0x0FF4 0x0FF4 1 2 0x100C Rn R7 0x100C R5 R5 R1 R1 0x1000 0x1000 0x0FF4 0x0FF4 3 4 32-Bit Instruction Set 4-49 Block Data Transfer (LDM, STM) Figure 4-21. Post-decrement addressing 0x100C 0x100C Rn 0x1000 0x1000 R1 0x0FF4 0x0FF4 1 2 0x100C 0x100C 0x1000 R7 0x1000 R5 R5 R1 R1 0x0FF4 Rn 0x0FF4 3 4 4-50 Block Data Transfer (LDM, STM) Figure 4-22. Pre-decrement addressing 0x100C 0x100C Rn 0x1000
in „Vergleiche mit (2^n)-1 und -(2^n) schneller?“ · Mikrocontroller und Digitale Elektronik ·
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PDF
MemoryMapping.pdf
Memory mapping STM32L151xx, STM32L152xx 5 Memory mapping The memory map is shown in the following figure. Figure 9. Memory map APB memory space 0xFFFF FFFF reserved 0xE010 0000 reserved 0x6000 0000 reserved 0x4002 6400
in „Pointer auf Hardwareadresse in Mikrocontroller“ · Mikrocontroller und Digitale Elektronik ·
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Datei
STM32F103X6_FLASH.ld
/* ***************************************************************************** ** ** File : STM32F103X6_FLASH.ld ** ** Abstract : Linker script for STM32F103x6 Device with ** 32KByte FLASH, 10KByte RAM ** ** Set heap size, stack size and stack location according ** to application requirements. ** ** Set memory bank area and size if external memory is used. ** ** Target : STMicroelectronics STM32 ** ** Environment : Atollic TrueSTUDIO(R) ** ** Distribution: The file is distributed as is, without any warranty ** of any kind. ** ** (c)Copyright Atollic AB. ** You may use this file as-is or modify
in „Falsche Ausgabe von arm-none-eabi-size“ · Mikrocontroller und Digitale Elektronik ·
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PDF
MC_productmatrix_022005.pdf
+ Power Saving C164 C164CL-8RM/-8R25M 20/25MHz Input 100/80ns - 5 7-ch 32/16x4 ASC + SSC ! - - Modes ! ! ! C164SI-8RM/-8R25M 64KB ROM - C164CM-4EF/-4E25F 32KB OTP CAN C164CM-4RF/-4R25F 32KB ROM 2KB 64KB 50 8/12Bit 12
in „8051-Derivat mit zwei UART gesucht“ · Mikrocontroller und Digitale Elektronik ·
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Datei
config.h
stdbool.h> #include <stdint.h> /* --------------- Special Include Files / Librarys ------ */ #include "tm_stm32f4_bmp180.h" #include "tm_stm32f4_rtc.h" /* -------------- Projekt Include Files ---------------- */ /* -------------- Defintionen ---------------------------- */ // Typdefinition diverser RAM Typen
in „Organisation der Header und Includes“ · Mikrocontroller und Digitale Elektronik ·
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Datei
CAN.c
/* * CAN.c * * Created on: 22.04.2012 * Author: Peter */ #include <stddef.h> #include "can.h" #include "stm32f10x_gpio.h" #include "stm32f10x_rcc.h" #include "stm32f10x_can.h" #include "misc.h" #define CAN_EN_Low
in „CAN mit STM32“ · Mikrocontroller und Digitale Elektronik ·
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PDF
PARTS_CLEARING_-_Sheet1.pdf
not be shipped due to it's weight CONTACT ME VIA: partsclearing@obrplstnr.eu EVALBOARDS / BREAKOUTS STM32 VL Discovery Evaluation Board demo firmware, E01 not loaded! €5.00 2 http://www.digikey.ahttp://media.d 10€ digikey available STM32L Discovery Evaluation Board demo firmware, E02 not loaded! €7.50
in „[V] Rigol DS1052E, Labornetzteil, Robotikteile, Modellbau“ · Markt ·
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Datei
eeprom.c
Files / Librarys ------- */ /* -------------- System Include Files ------------------- */ #include "stm32f10x_conf.h" #include "system_stm32f10x.h" /* -------------- C Standard Include Files --------------- */ #include <stdbool.h> #include <stdint.h> #include <stdio.h> #include <stdlib.h> #include <string.h
in „STm32Fxxx: I2C Hardware Experten gesucht“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f10x_cl.s
/** ****************************************************************************** * @file startup_stm32f10x_cl.s * @author MCD Application Team * @version V3.3.0 * @date 04/16/2010 * @brief STM32F10x Connectivity line Devices vector table for RIDE7 toolchain. * This module performs: * - Set the initial
in „STM32 Rücksprung defekt von IRQ“ · Mikrocontroller und Digitale Elektronik ·
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Datei
startup_stm32f40xx.S
/** ****************************************************************************** * @file startup_stm32f40_41xxx.s * @author MCD Application Team * @version V1.2.1 * @date 19-September-2013 * @brief STM32F40xxx/41xxx Devices vector table for Atollic TrueSTUDIO toolchain. * Same as startup_stm32f40_41xxx.s
in „STM32 - Fragen zum Einstieg“ · Mikrocontroller und Digitale Elektronik ·
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PDF
230V-messen.pdf
I USB PC, USB I RS-422 RMS- T Linux, T STM32, Multimeter F C F C D1 STM32L412 +5V N14 MAX6071AAUT33 L6 4 6 VREF VREF 5 IN OUT VDDA F.B.,0.2A 3 5 C5 EN OUTS C45 +3.3V C44 L12 100n 1 2 2u2 10n F.B.,0.2A 7 C67 C68 2 7 5 10n 2u2 E 2 N7 X1:5 T2 5
in „Netzspannung messen für arme Leute“ · Analoge Elektronik und Schaltungstechnik ·