Uploads by JMerkle
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This special page shows all uploaded files.
| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 12:25, 3 May 2018 | Picture.jpg (file) |  |
3 KB | 2 | |
| 15:47, 3 May 2018 | IMG 20180418 224933.jpg (file) |  |
2.01 MB | Color SPI display - Easy to connect to Arduino or Raspberry Pi | 1 |
| 13:43, 15 July 2020 | SSD1306 OLED Display.jpg (file) |  |
108 KB | White SSD1306 128x64 Dot Matrix I2C display | 1 |
| 17:46, 10 August 2020 | Image.PF265386.en.feature-description-include-personalized-no-cpn-medium.jpg (file) |  |
65 KB | 1 | |
| 15:46, 26 August 2020 | NUCLEO large.jpg (file) |  |
132 KB | NUCLEO-F103RB development board | 1 |
| 11:40, 30 August 2020 | JTAG Connectors.png (file) |  |
7 KB | JTAG connector picture from the Keil website | 1 |
| 15:36, 1 September 2020 | NUCLEO-F103RB PWM PIN D6 PB10.png (file) |  |
47 KB | Selecting Arduino D6 PWM Pin This is actually PB10 of the STM32F103RBT6. PB10 uses TIM2)CH3 for PWM function | 1 |
| 16:33, 1 September 2020 | NUCLEO-F103RB Select TIM2 CH3 function.png (file) |  |
41 KB | 1 | |
| 12:33, 10 October 2020 | W25QXX.jpg (file) |  |
95 KB | Winbond W25Q128 Module from Ebay | 1 |
| 12:34, 10 October 2020 | W25Q128FV pinout.jpg (file) |  |
29 KB | Pinout for the Winbond W25Q128FV part | 1 |
| 12:35, 10 October 2020 | NUCLEO-F103RB Connector Signals.jpg (file) |  |
145 KB | NUCLEO-F103RB board - connector signals | 1 |
| 19:54, 10 October 2020 | SaleaeSpiCapture.jpg (file) |  |
106 KB | Display of SPI bus during ID command and data return | 1 |
| 19:58, 19 November 2020 | Battery Holder Pads.jpg (file) |  |
529 KB | Measurements for CR2032 Coin Cell Battery Holder | 1 |
| 22:30, 19 November 2020 | Image.PF258515.en.feature-description-include-personalized-no-cpn-medium.jpg (file) |  |
108 KB | STMicro's picture of their 32L152CDISCOVERY board | 1 |
| 13:29, 30 December 2020 | SSD1306 128x64 SPI OLED backside.jpg (file) |  |
904 KB | Backside of 128x64 OLED display showing resistor population for SPI-4 | 1 |
| 13:55, 30 December 2020 | SSD1306 128x64 SPI OLED frontside.jpg (file) |  |
13 KB | 128x64 OLED display with 4-pin SPI interface D0: SCLK D1: MOSI D/C#: Data vs /Command pin CS: /Chip Select | 1 |
| 09:41, 31 December 2020 | Start Of Frame Commands.png (file) |  |
87 KB | Command bytes prior to sending a frame of data | 1 |
| 09:50, 31 December 2020 | Frame Time.png (file) |  |
85 KB | Capture showing amount of time to send a complete frame | 1 |
| 09:52, 31 December 2020 | Byte spacing.png (file) |  |
86 KB | Capture showing the spacing of data bytes. Without a FIFO, and not using DMA, the SPI interface times time to load each byte for transmission. | 1 |
| 09:53, 31 December 2020 | SPI Clock Rate.png (file) |  |
85 KB | Capture showing a single byte transfer, and the SPI clock rate/frequency. | 1 |
| 11:34, 1 January 2021 | ClockTiming.png (file) |  |
54 KB | Capture of the I2C SCL / SDL signals showing 400KHz clock and 0x3C address | 1 |
| 11:36, 1 January 2021 | I2C FrameTime.png (file) |  |
60 KB | Capture showing amount of time to transmit a display frame ~37ms | 1 |
| 11:47, 1 January 2021 | SSD1306 OLED I2C.png (file) |  |
681 KB | SSD1306 128x64 OLED I2C display | 1 |
| 15:38, 12 January 2021 | 80x160 front.jpg (file) |  |
183 KB | ST7735S controller, 80x160, 65K color 0.96" SPI display module Similar to: https://www.ebay.com/itm/193483068817 | 1 |
| 15:39, 12 January 2021 | 80x160 back.jpg (file) |  |
266 KB | ST7735S controller, 80x160, 65K color 0.96" SPI display module, backside view Similar to: https://www.ebay.com/itm/193483068817 | 1 |
| 16:04, 19 January 2021 | 1602 I2C LCD.jpg (file) |  |
29 KB | 16x2 LCD Display with a PCF8574 I2C expander adapter attached | 1 |
| 12:56, 25 January 2021 | 1602 I2C Mega2560.jpg (file) |  |
549 KB | My Mega2560 connected to a 1602 LCD display using an I2C expander PCF8574A https://www.ti.com/lit/ds/symlink/pcf8574a.pdf | 1 |
| 11:34, 26 April 2021 | Mcp9808a.jpg (file) |  |
103 KB | AdaFruit MCP9808 temperature sensor module This Microchip sensor has a 2.7V to 5.5V operating range, good for 5V Arduino boards as well as 3.3V Raspberry Pi and 3.3V STM32 boards. | 1 |
| 09:05, 27 April 2021 | CAN ID0x123 Data0x30.jpg (file) |  |
94 KB | CAN Bus, 10,000Bits/second, 11-bit ID:0x123, 1 byte of data:0x30 | 1 |
| 09:18, 27 April 2021 | CAN ID0x123 Data0x30 NORMALmode.jpg (file) |  |
105 KB | ID: 0x123 Data: 1 byte: 0x30 Normal mode Continuous transitions with errors | 1 |
| 09:35, 5 May 2021 | CAN Transceiver.jpg (file) |  |
104 KB | Ebay picture for CAN bus transceiver | 1 |
| 15:25, 21 November 2021 | Display Board.png (file) |  |
434 KB | https://www.ebay.com/itm/184820464847 | 1 |
| 15:29, 21 November 2021 | Board Pinout.png (file) |  |
585 KB | https://www.ebay.com/itm/184820464847 | 1 |
| 15:47, 21 November 2021 | Ttgo lines.py example.jpg (file) |  |
2.09 MB | Example of the ttgo_lines.py program running | 1 |
| 08:54, 20 March 2022 | Nucleo f103rb 2018 07 06 arduino right.jpg (file) |  |
224 KB | NUCLEO-F103RB Arduino right side pinout | 1 |
| 09:03, 11 April 2022 | Download.jpg (file) |  |
3 KB | Download Image with down pointing arrow | 1 |
| 07:58, 20 May 2022 | Image.PF263516.en.feature-description-include-personalized-no-cpn-medium.jpg (file) |  |
186 KB | NUCLEO-F767ZI (well, not actually, but this is the image provided by STMicro for the board.) | 1 |
| 07:44, 2 August 2022 | UART2.jpg (file) |  |
103 KB | USART2 - configuration screen | 1 |
| 08:06, 2 August 2022 | UART2Config.jpg (file) |  |
127 KB | 2 | |
| 13:38, 5 September 2022 | Download link.png (file) |  |
61 KB | Download link icon | 1 |
| 09:47, 4 October 2022 | STM32-F103 TIM4.jpg (file) |  |
173 KB | Configure Timer4 to update once each micro second. With SysClk at 64MHz, we need the prescaler to divice by 64. Use (64-1) to achieve that. | 1 |
| 13:42, 11 February 2023 | Reset Pulse.jpg (file) |  |
108 KB | Software delay of 1ms becomes 2ms, with plenty of delay before first SPI transfer. | 1 |
| 13:44, 11 February 2023 | First Frame.jpg (file) |  |
150 KB | First SPI frame showing data transfer. Notice the 0x01, 0x02, and 0x03 bytes on MISO. | 1 |
| 13:48, 11 February 2023 | Zoomed Out View.jpg (file) |  |
120 KB | View showing blocks of data being transferred in different periods of time following reset. | 1 |
| 13:52, 11 February 2023 | Wireshark DHCP.jpg (file) |  |
302 KB | Using a managed switch, with port mirroring (Port Mirroring REQUIRED), I was able to capture the device's DHCP transactions. All completed within 17 milliseconds. | 1 |
| 13:11, 19 February 2023 | NUCLEO-C031C6.jpg (file) |  |
188 KB | 1 | |
| 12:38, 14 April 2023 | WCH Link Device Manager.jpg (file) |  |
145 KB | WCH-Link displayed in Windows Device Manager | 1 |
| 09:18, 17 April 2023 | WCH-LinkE front.jpg (file) |  |
223 KB | WCH-LinkE Programmer, front side | 1 |
| 09:18, 17 April 2023 | WCH-LinkE back.jpg (file) |  |
258 KB | WCH-LinkE programmer, back side | 1 |
| 08:52, 21 May 2023 | Semihosting Problem Occurred.jpg (file) |  |
29 KB | This dialog was produced when trying to get Semihosting functionality with STM32. https://community.st.com/s/article/how-to-use-semihosting-with-stm32cubeide-and-stm32 | 1 |
