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Merge pull request #180 from Marzogh/stable
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Final code for v3.4.0 from Stable
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Marzogh committed Jun 3, 2019
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480 changes: 480 additions & 0 deletions Change log.md

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23 changes: 15 additions & 8 deletions README.md
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# SPIMemory [![Build Status](https://travis-ci.org/Marzogh/SPIMemory.svg?branch=master)](https://travis-ci.org/Marzogh/SPIMemory) [![DOI](https://zenodo.org/badge/35823047.svg)](https://zenodo.org/badge/latestdoi/35823047)
[![GitHub release](https://img.shields.io/github/release/Marzogh/SPIMemory.svg)](https://github.com/Marzogh/SPIMemory)
[![GitHub commits](https://img.shields.io/github/commits-since/Marzogh/SPIMemory/v3.2.1.svg)](https://github.com/Marzogh/SPIMemory/compare/v3.2.1...v3.3.0)
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[![GitHub issues](https://img.shields.io/github/issues/Marzogh/SPIMemory.svg)](https://github.com/Marzogh/SPIMemory/issues)
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[![license](https://img.shields.io/github/license/Marzogh/SPIMemory.svg)](https://github.com/Marzogh/SPIMemory/blob/master/LICENSE)
[![Join the chat at https://gitter.im/SPIMemory/community](https://badges.gitter.im/SPIMemory/community.svg)](https://gitter.im/SPIMemory/community?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)

## Arduino library for Flash & FRAM Memory Chips (SPI based only)
<sup> Download the latest stable release from [here](https://github.com/Marzogh/SPIMemory/releases/latest). Please report any bugs in [issues](https://github.com/Marzogh/SPIMemory/issues/new).</sup>
Expand All @@ -29,8 +30,10 @@ This Arduino library is for use with flash and FRAM memory chips that communicat
| ATmega2560 | Arduino Mega | - |
| ATSAMD21G18 (ARM Cortex M0+) | Adafruit Feather M0, <br> Adafruit Feather M0 Express, <br> Adafruit ItsyBitsy M0 Express | - |
| AT91SAM3X8E (ARM Cortex M3) | Arduino Due | - |
| nRF52832 (ARM Cortex M4F) | Adafruit nRF52 Feather | - |
| ATSAMD51J19 (ARM Cortex M4) | Adafruit Metro M4 | - |
| STM32F091RCT6 | Nucleo-F091RC | |
| STM32L0 | Nucleo-L031K6 | |
| ESP8266 | Adafruit ESP8266 Feather, <br> Sparkfun ESP8266 Thing | - |
| ESP32 | Adafruit ESP32 Feather, <br> Sparkfun ESP32 Thing | Onboard flash memory. Refer to footnote<sup>£</sup> below. |
| Simblee | Sparkfun Simblee | - |
Expand All @@ -46,11 +49,13 @@ This Arduino library is for use with flash and FRAM memory chips that communicat
| Winbond | W25Q16BV <br> W25Q64FV <br> W25Q64JV <br> W25Q80BV <br> W25Q256FV | Should work with the W25QXXXBV, W25QXXXFV & <br> W25QXXXJV families |
| Microchip | SST25VF064C <br> SST26VF016B <br> SST26VF032B <br> SST26VF064B | Should work with the SST25 & SST26 families |
| Cypress/Spansion | S25FL032P <br> S25FL116K <br> S25FL127S | Should work with the S25FL family |
| ON Semiconductor | LE25U40CMC | |
| AMIC| A25L512A0 | |
| Micron| M25P40 | |
| Adesto| AT25SF041 | |
| Giga devices| GD25Q16C | (Used on the Adafruit ItsyBitsy M0 Express) |
| ON Semiconductor | LE25U40CMC | |
| AMIC| A25L512A0 | |
| Micron| M25P40 | |
| Adesto| AT25SF041 | |
| Macronix| MX25L4005 <br> MX25L4005 | |
| Giga devices| GD25Q16C | (Used on the Adafruit ItsyBitsy M0 Express) |


##### Should work with any flash memory that is compatible with the SFDP standard as defined in JESD216B

Expand Down Expand Up @@ -88,6 +93,7 @@ This Arduino library is for use with flash and FRAM memory chips that communicat
- Every version of the library >= v3.0.0 supports the ability to use any of multiple SPI interfaces (if your micro-controller supports them). Switching to use another SPI interface is done by calling ```SPIFlash flash(csPin, &SPI1);``` (or &SPI2 and so on), instead of ```SPIFlash flash(csPin)```.

<sub>* NOTE: This is currently only supported on the SAMD and STM32 architectures.</sub>
- An alternate version ```SPIFlash flash (SPIPinsArray)``` of the constructor can be used (only with ESP32 board as of now) to enable the use of custom SPI pins. ```SPIPinsArray``` has to be a 4 element array containing the custom SPI pin numbers (as signed integers - int8_t) in the following order - sck, miso, mosi, ss.
- Also make sure to include ```flash.begin(CHIPSIZE*)``` in ```void setup()```. This enables the library to detect the type of flash chip installed and load the right parameters.

<sub>* Optional</sub>
Expand All @@ -103,13 +109,13 @@ As of v3.2.1, SFDP parameter discovery is an user controlled option. To get the

#### SPIFram <sup>^</sup>

- The library is called by declaring the```SPIFram fram(csPin*)``` constructor where 'flash' can be replaced by a user constructor of choice and 'csPin' is the Chip Select pin for the flash module.
- The library is called by declaring the```SPIFram fram(csPin*)``` constructor where 'fram' can be replaced by a user constructor of choice and 'csPin' is the Chip Select pin for the fram module.

<sub>* Optional. Do not include csPin if using the default slave select pin for your board.</sub>
- Every version of the library >= v3.0.0 supports the ability to use any of multiple SPI interfaces (if your micro-controller supports them). Switching to use another SPI interface is done by calling ```SPIFram fram(csPin, &SPI1);``` (or &SPI2 and so on), instead of ```SPIFram fram(csPin)```.

<sub>* NOTE: This is currently only officially supported on the SAMD and STM32 architectures.</sub>
- Also make sure to include ```fram.begin(CHIPSIZE*)``` in ```void setup()```. This enables the library to detect the type of flash chip installed and load the right parameters.
- Also make sure to include ```fram.begin(CHIPSIZE*)``` in ```void setup()```. This enables the library to detect the type of fram chip installed and load the right parameters.

<sup>^</sup> <sub> Currently in BETA. The methods in SPIFram are not final and subject to change over the next few revisions.</sub>

Expand Down Expand Up @@ -279,6 +285,7 @@ Note: If you are unable to fix the error/s, please raise an issue [here](http://
| **0x11** | Unable to read Erase Parameters from chip. <br> Reverting to library defaults. |
| **0x12** | Unable to read erase times from flash memory. <br> Reverting to library defaults. |
| **0x13** | Unable to read program times from flash memory. <br> Reverting to library defaults. |
| **0x14** | No Chip Select pin defined in the custom SPI Array. <br> Refer to section about Constructor for information on how to use custom SPI pins. |
| **0xFE** | Unknown error. <br> Please raise an issue. |

<hr>
1 change: 0 additions & 1 deletion examples/FlashDiagnostics/Diagnostics_functions.ino
Expand Up @@ -556,4 +556,3 @@ void eraseChipTest() {
}

}

20 changes: 15 additions & 5 deletions examples/FlashDiagnostics/FlashDiagnostics.ino
Expand Up @@ -2,10 +2,10 @@
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
| FlashDiagnostics.ino |
| SPIMemory library |
| v 3.2.0 |
| v 3.4.0 |
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
| Marzogh |
| 02.05.2018 |
| 01.06.2019 |
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
| |
| For a full diagnostics rundown - with error codes and details of the errors |
Expand Down Expand Up @@ -37,15 +37,20 @@
#define TRUE 1
#define FALSE 0

int8_t SPIPins[4] = {-1, -1, -1, 33};

SPIFlash flash;
//SPIFlash flash(11);
//SPIFlash flash(SPIPins);
//SPIFlash flash(33);
//SPIFlash flash(SS1, &SPI1); //Use this constructor if using an SPI bus other than the default SPI. Only works with chips with more than one hardware SPI bus

void setup() {

Serial.begin(BAUD_RATE);
#if defined (ARDUINO_ARCH_SAMD) || (__AVR_ATmega32U4__) || defined(ARCH_STM32) || defined(NRF5)
#if defined (ARDUINO_ARCH_SAMD) || defined (__AVR_ATmega32U4__) || defined (ARCH_STM32) || defined (NRF5) || defined (ARDUINO_ARCH_ESP32)
while (!Serial) ; // Wait for Serial monitor to open
#endif

delay(50); //Time to terminal get connected
Serial.print(F("Initialising"));
for (uint8_t i = 0; i < 10; ++i)
Expand All @@ -54,9 +59,14 @@ void setup() {
}
Serial.println();
randomSeed(analogRead(RANDPIN));

if (flash.error()) {
Serial.println(flash.error(VERBOSE));
}

flash.begin();
//To use a custom flash memory size (if using memory from manufacturers not officially supported by the library) - declare a size variable according to the list in defines.h
//flash.begin(MB(1));
//flash.begin(MB(32));

if (getID()) {

Expand Down

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