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en:ovi40build:uiboardbuild [25.01.2018 08:28] – [OVI40 UI V1.8 Documents] df9ts | en:ovi40build:uiboardbuild [07.02.2018 06:53] – [OVI40 UI V1.8 Documents] df9ts_user | ||
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===== Building the UI V1.8 Board ===== | ===== Building the UI V1.8 Board ===== | ||
==== OVI40 UI V1.7 Documents ==== | ==== OVI40 UI V1.7 Documents ==== | ||
+ | |||
**UI V1.7 documents are provided for information only**. Please primarily use the V1.8 documents for building the UI V1.8 board. | **UI V1.7 documents are provided for information only**. Please primarily use the V1.8 documents for building the UI V1.8 board. | ||
- | | + | * {{: |
- | * {{: | + | |
- | * {{: | + | |
- | Please note that the component placement docs are searchable pdf documents. During soldering they can be used to quickly find a component' | + | Please note that the component placement docs are searchable pdf documents. During soldering they can be used to quickly find a component' |
==== OVI40 UI V1.8 Documents ==== | ==== OVI40 UI V1.8 Documents ==== | ||
- | * {{: | + | * {{: |
- | * [[: | + | * [[en: |
- | * {{:projekte: | + | * {{:ovi40build: |
==== OVI40 UI V1.8 Kit Contents ==== | ==== OVI40 UI V1.8 Kit Contents ==== | ||
Line 21: | Line 23: | ||
The kit contains UI V1.8 PCB, components in bags and packing list. The display is delivered as assembled and tested unit. | The kit contains UI V1.8 PCB, components in bags and packing list. The display is delivered as assembled and tested unit. | ||
- | |[{{: | + | |< 60% 33% 33% 33% >| |
+ | |[{{: | ||
==== Assembly and Soldering ==== | ==== Assembly and Soldering ==== | ||
The graphics below - UI V1.7 with 3.2" Display - give an impression on how the finished V1.8 UI board will look like: | The graphics below - UI V1.7 with 3.2" Display - give an impression on how the finished V1.8 UI board will look like: | ||
+ | |||
|< 95% 50% 50% >| | |< 95% 50% 50% >| | ||
+ | |||
| [{{: | | [{{: | ||
- | \\ | + | |
=== Please read Errata carefully === | === Please read Errata carefully === | ||
- | Make sure to read the [[: | + | |
- | \\ | + | Make sure to read the [[en: |
- | === IC Device Markings === | + | |
+ | < | ||
+ | | ||
+ | </ | ||
The smaller ICs can be identified by device mark. The following device marks are used: | The smaller ICs can be identified by device mark. The following device marks are used: | ||
+ | |||
|< 45% 25% 25% 25% 25% >| | |< 45% 25% 25% 25% 25% >| | ||
+ | |||
|Typ |Device Mark |Schematic | |Typ |Device Mark |Schematic | ||
|LP5907_Q1 | |LP5907_Q1 | ||
Line 40: | Line 51: | ||
|BC857B | |BC857B | ||
|BAS85 | |BAS85 | ||
- | \\ | + | |
=== MCU STM32 "Pin 1" marking === | === MCU STM32 "Pin 1" marking === | ||
- | Please understand the correct orientation of STM32 MCU Pin 1. There are two markings on the IC. | + | |
- | Please not the text printed on MCU to find the correct Pin 1: When reading the text Pin 1 is on bottom left corner. | + | Please understand the correct orientation of STM32 MCU Pin 1. There are two markings on the IC. Please not the text printed on MCU to find the correct Pin 1: When reading the text Pin 1 is on bottom left corner. |
[{{: | [{{: | ||
- | \\ | + | |
- | === STM32F76X_ZIT vs. STM32H743ZIT6 === | + | < |
- | The kit is shipped with STM32F76X_ZIT (" | + | |
- | It is suggested to use the F7 for now. Rwason: it is planned to support the H7 in the UHSDR, but no boot loader oder firmware is released for the H7 at the moment. | + | </ |
+ | |||
+ | The kit is shipped with STM32F76X_ZIT (" | ||
Comparison of MCUs: | Comparison of MCUs: | ||
|< 90% 25% 25% 25% 25% >| | |< 90% 25% 25% 25% 25% >| | ||
+ | |||
| | | | ||
| | | | ||
Line 61: | Line 76: | ||
|Pins |100 |144 |144 | | |Pins |100 |144 |144 | | ||
|DMIPS | |DMIPS | ||
- | \\ | + | |
=== EEPROM IC7 orientation === | === EEPROM IC7 orientation === | ||
+ | |||
[{{: | [{{: | ||
This is where the dot is printed. Also the edge of the case is slanted near the 1-4 pins. See [[http:// | This is where the dot is printed. Also the edge of the case is slanted near the 1-4 pins. See [[http:// | ||
- | \\ | + | |
+ | **Do not solder in R101** for the EEPROM delivered with the kit (AT24CM02). | ||
=== Prevent short cut with back up battery holder === | === Prevent short cut with back up battery holder === | ||
- | One of the connection pins of the battery holder might touch ground connection of a rotary encoder. Make sure to cut this pin flush with PCB surface **before soldering** - see photo: | + | |
+ | One of the connection pins of the battery holder might touch ground connection of a rotary encoder. Make sure to cut this pin flush with PCB surface **before soldering** | ||
[{{: | [{{: | ||
- | \\ | + | |
=== Polarised capacitors === | === Polarised capacitors === | ||
+ | |||
Please observe mounting orientation of tantal and electrolytic capacitors. Markings on the capacitors are explained [[http:// | Please observe mounting orientation of tantal and electrolytic capacitors. Markings on the capacitors are explained [[http:// | ||
- | \\ | ||
=== Mounting locations of switches S7 and S8 === | === Mounting locations of switches S7 and S8 === | ||
+ | |||
Two different mounting locations are provided on the UI PCB for S7 and S8: | Two different mounting locations are provided on the UI PCB for S7 and S8: | ||
+ | |||
* "mcHF style": | * "mcHF style": | ||
* "OVI40 style": | * "OVI40 style": | ||
Line 82: | Line 104: | ||
"In line" is the preferred mounting location for S7 and S8. | "In line" is the preferred mounting location for S7 and S8. | ||
- | + | === IC9 und IC11: leave empty for now === | |
- | + | IC9 (SPI FRAM) and IC11 (SPI FLASH) are for future use. Please leave empty for now. They are neither required nor supported by UHSDR at this time. | |
==== Modifications ==== | ==== Modifications ==== | ||
=== Temporary Modification: | === Temporary Modification: | ||
- | Symptom: In stand-by the current drawn from back-up battery is excessively high. | + | |
- | Work-around: | + | Symptom: In stand-by the current drawn from back-up battery is excessively high. Work-around: |
- | \\ | + | |
=== Change brightness of LEDs === | === Change brightness of LEDs === | ||
- | Helle LEDS: Mit den Bausatz-Vorwiderständen leuchten die LEDs sehr hell. DF9EH hat die Werte reduziert: | + | |
+ | Helle LEDS: Mit den Bausatz-Vorwiderständen leuchten die LEDs sehr hell. DF9EH hat die Werte reduziert: | ||
* R36 auf 22,6k (D1 grün) | * R36 auf 22,6k (D1 grün) | ||
* R37 auf 6,8k (D2 rot) | * R37 auf 6,8k (D2 rot) | ||
* R116 auf 6,8k (D3 blau) | * R116 auf 6,8k (D3 blau) | ||
+ | \\ | ||