# Notecarrier F **URL:** https://discuss.blues.com/c/hardware/notecarrier-f/21.md [Latest](https://discuss.blues.com/latest.md) · [Categories](https://discuss.blues.com/categories.md) · [Tags](https://discuss.blues.com/tags.md) --- ## [About the Notecarrier F category](https://discuss.blues.com/t/about-the-notecarrier-f-category/1374)
**Author:** [@RobLauer](https://discuss.blues.com/u/RobLauer)\ **Replies:** 0
Use this category for questions about the Notecarrier F. --- ## [I2C struggle when transmitting data using Notecarrier F 1.3 with wifi+cell notecard](https://discuss.blues.com/t/i2c-struggle-when-transmitting-data-using-notecarrier-f-1-3-with-wifi-cell-notecard/3583)
**Author:** [@antiexpert](https://discuss.blues.com/u/antiexpert)\ **Replies:** 8\ **Last updated:** [July 14, 2026, 8:39pm UTC](https://discuss.blues.com/t/i2c-struggle-when-transmitting-data-using-notecarrier-f-1-3-with-wifi-cell-notecard/3583 "2026-07-14T20:39:28Z")
Hello, I am reaching out because I have built a system using a Notecarrier F and it is not performing as expected. I have connected several sensors to the Notecarrier using its QWIIC connection port. The sensors are plu… --- ## [Unable to send Notes with Adafruit Feather nRF52840 express](https://discuss.blues.com/t/unable-to-send-notes-with-adafruit-feather-nrf52840-express/3479)
**Author:** [@ssykes](https://discuss.blues.com/u/ssykes)\ **Replies:** 1\ **Last updated:** [March 2, 2026, 6:12pm UTC](https://discuss.blues.com/t/unable-to-send-notes-with-adafruit-feather-nrf52840-express/3479 "2026-03-02T18:12:11Z")
I’m having trouble with submitting a Note to the Blues Hub. A link to a working example would probably help. Hardware Setup: Host MCU: Adafruit Feather nRF52840 Express Notecard Carrier: Notecarrier-F v1.3 (Feather so… --- ## [Feather not able to communicate with Notecard via Notecarrier-F](https://discuss.blues.com/t/feather-not-able-to-communicate-with-notecard-via-notecarrier-f/3352)
**Author:** [@chasez0r](https://discuss.blues.com/u/chasez0r)\ **Replies:** 2\ **Last updated:** [October 23, 2025, 6:35pm UTC](https://discuss.blues.com/t/feather-not-able-to-communicate-with-notecard-via-notecarrier-f/3352 "2025-10-23T18:35:41Z")
Hello, I recently got my hands on a Notecarrier-F (v1.3) and a Notecard (2.2). I cant get my Adafruit Feather RP2350 to communicate with the Notecard, using CircuitPython 10.0. When I run the basic example (use\_uart=Fa… --- ## [UART sensor connection with Notecarrier F](https://discuss.blues.com/t/uart-sensor-connection-with-notecarrier-f/3276)
**Author:** [@carlosG](https://discuss.blues.com/u/carlosG)\ **Replies:** 2\ **Last updated:** [September 2, 2025, 6:49pm UTC](https://discuss.blues.com/t/uart-sensor-connection-with-notecarrier-f/3276 "2025-09-02T18:49:45Z")
Hi everyone. I’m trying to connect a sensor via UART to the Notecarrier F but it doesn’t seem to work properly. I followed the example N. 50 in app-accelerators where the Rx and TX wires of the sensor are connected to F\_… --- ## [Brand new Mojo does not work](https://discuss.blues.com/t/brand-new-mojo-does-not-work/3220)
**Author:** [@CRUSTY](https://discuss.blues.com/u/CRUSTY)\ **Replies:** 4\ **Last updated:** [August 4, 2025, 2:14am UTC](https://discuss.blues.com/t/brand-new-mojo-does-not-work/3220 "2025-08-04T02:14:59Z")
Just got a Blues Mojo, but my Notecarrier F cannot connect to it. I send {“req”:”card.power”} and I get back:”\> {“err”:“you have no mojo {no-mojo}”}. I do certainly have a mojo connected, and connected in the exact order… --- ## [Battery Operated Notecarrier F and Swan](https://discuss.blues.com/t/battery-operated-notecarrier-f-and-swan/3135)
**Author:** [@jcorcoran](https://discuss.blues.com/u/jcorcoran)\ **Replies:** 9\ **Last updated:** [July 10, 2025, 3:15pm UTC](https://discuss.blues.com/t/battery-operated-notecarrier-f-and-swan/3135 "2025-07-10T15:15:10Z")
I am running into an issue when trying to operate my Notecarrier F and Swan combo via a 3.6v Tadiran TL-5930 Lithium battery. Everything works as intended when powering the Swan with a micro USB cable but when I apply th… --- ## [OTA Updates Error on ADAFRUIT FEATHER NRF52840 EXPRESS](https://discuss.blues.com/t/ota-updates-error-on-adafruit-feather-nrf52840-express/3138)
**Author:** [@taudylan](https://discuss.blues.com/u/taudylan)\ **Replies:** 5\ **Last updated:** [July 7, 2025, 10:27pm UTC](https://discuss.blues.com/t/ota-updates-error-on-adafruit-feather-nrf52840-express/3138 "2025-07-07T22:27:33Z")
I purchased a ADAFRUIT FEATHER NRF52840 EXPRESS to work with my NoteCarrier F and Notecard Cellular. I am following the tutorial here on my Windows computer in Arduino to perfom OTA updates. After uploading the bootloade… --- ## [Notecard red LED flash diagnosis](https://discuss.blues.com/t/notecard-red-led-flash-diagnosis/3004)
**Author:** [@cshill](https://discuss.blues.com/u/cshill)\ **Replies:** 4\ **Last updated:** [May 1, 2025, 8:56pm UTC](https://discuss.blues.com/t/notecard-red-led-flash-diagnosis/3004 "2025-05-01T20:56:13Z")
I am using a Notecarrier F with Notecard Cell+WiFi powered from a 5000mAh Li-Ion battery (the ones sold by Blues). During a stretch of very little sun and therefore no recharge from the Voltaic Systems 2 Watt 6 Volt Smal… --- ## [Modbus Client Port](https://discuss.blues.com/t/modbus-client-port/2990)
**Author:** [@Juan\_Cossio](https://discuss.blues.com/u/Juan_Cossio)\ **Replies:** 4\ **Last updated:** [April 25, 2025, 10:22pm UTC](https://discuss.blues.com/t/modbus-client-port/2990 "2025-04-25T22:22:42Z")
Hi everyone. I was following the example Cellular Modbus Client - Accelerators - Blues Developers to communicate a Modbus device with my Swan MCU (I’m using the starter kit). I followed all the steps for connecting the … --- ## [GPS Status Stuck on "GPS waiting to start {gps-starting} {gps-active}"](https://discuss.blues.com/t/gps-status-stuck-on-gps-waiting-to-start-gps-starting-gps-active/2900)
**Author:** [@haalawie](https://discuss.blues.com/u/haalawie)\ **Replies:** 7\ **Last updated:** [March 20, 2025, 2:06pm UTC](https://discuss.blues.com/t/gps-status-stuck-on-gps-waiting-to-start-gps-starting-gps-active/2900 "2025-03-20T14:06:27Z")
Hey All! I am trying to transmit events from my blues starter kit in order to access the location of it at all times. When I check out the events in notehub however it doesn’t use the GPS location, even though I’ve atta… --- ## [Is AUX\_CHARGING the same as AUX5?](https://discuss.blues.com/t/is-aux-charging-the-same-as-aux5/2891)
**Author:** [@jfaer](https://discuss.blues.com/u/jfaer)\ **Replies:** 3\ **Last updated:** [March 2, 2025, 4:26pm UTC](https://discuss.blues.com/t/is-aux-charging-the-same-as-aux5/2891 "2025-03-02T16:26:08Z")
The card.carrier API says Uses the AUX5 pin on the Notecard edge connector to notify the Notecard that the pin is connected to a Notecarrier that supports charging, using open-drain. There are a couple other threads … --- ## [How can I power the Swan MCU without a USB connection?](https://discuss.blues.com/t/how-can-i-power-the-swan-mcu-without-a-usb-connection/2720)
**Author:** [@jfaer](https://discuss.blues.com/u/jfaer)\ **Replies:** 4\ **Last updated:** [January 23, 2025, 12:19am UTC](https://discuss.blues.com/t/how-can-i-power-the-swan-mcu-without-a-usb-connection/2720 "2025-01-23T00:19:58Z")
I recently received my order of the Blues Starter Kit for Cell+WiFi and started trying it out this weekend. Everything was working fine when I was going through the tutorials by connecting the Swan MCU to my computer via… --- ## [Powering up notecarrier-F with 12V](https://discuss.blues.com/t/powering-up-notecarrier-f-with-12v/2417)
**Author:** [@elyasaf](https://discuss.blues.com/u/elyasaf)\ **Replies:** 1\ **Last updated:** [October 30, 2024, 8:53pm UTC](https://discuss.blues.com/t/powering-up-notecarrier-f-with-12v/2417 "2024-10-30T20:53:47Z")
hello, first time that we are going to use 12V for powering a notecarrier-F, and i have a few questions: after looking at the data sheet, i plan to power the system through the 2-pin JST PH connector (V+ pin?) After… --- ## [Notecard not responding-Notecarrier F 1.3 and swan 3.0](https://discuss.blues.com/t/notecard-not-responding-notecarrier-f-1-3-and-swan-3-0/2385)
**Author:** [@chadha\_14](https://discuss.blues.com/u/chadha_14)\ **Replies:** 6\ **Last updated:** [October 21, 2024, 8:08pm UTC](https://discuss.blues.com/t/notecard-not-responding-notecarrier-f-1-3-and-swan-3-0/2385 "2024-10-21T20:08:57Z")
I’m using Notecarrier F 1.3 with Swan 3.0 and Arduino IDE, and I keep getting Starting notecard... \[ERROR\] notecard not responding \[ERROR\] notecard not responding \[ERROR\] notecard not responding \[ERROR\] notecard not res… --- ## [Facing issue while syncing using External sim](https://discuss.blues.com/t/facing-issue-while-syncing-using-external-sim/1339)
**Author:** [@Shankar](https://discuss.blues.com/u/Shankar)\ **Replies:** 24\ **Last updated:** [July 29, 2024, 6:25pm UTC](https://discuss.blues.com/t/facing-issue-while-syncing-using-external-sim/1339 "2024-07-29T18:25:46Z")
Hello, I’m using an Airtel SIM card with a Notecarrier-F. While having connectivity issues, I attempted to connect Notecard with Notehub using the Quickstart tutorial and read the forum. My trace log is attached for your… --- ## [If I added an external antennae for the Notecarrier A GPS would it perform better?](https://discuss.blues.com/t/if-i-added-an-external-antennae-for-the-notecarrier-a-gps-would-it-perform-better/2233)
**Author:** [@mellerbeck](https://discuss.blues.com/u/mellerbeck)\ **Replies:** 5\ **Last updated:** [July 24, 2024, 8:46pm UTC](https://discuss.blues.com/t/if-i-added-an-external-antennae-for-the-notecarrier-a-gps-would-it-perform-better/2233 "2024-07-24T20:46:39Z")
Wondering if the molex would be more accurate? --- ## [I2c bus extender and sleep](https://discuss.blues.com/t/i2c-bus-extender-and-sleep/2162)
**Author:** [@brecky](https://discuss.blues.com/u/brecky)\ **Replies:** 4\ **Last updated:** [June 11, 2024, 9:10am UTC](https://discuss.blues.com/t/i2c-bus-extender-and-sleep/2162 "2024-06-11T09:10:54Z")
Hi, I have a NoteCarrier F 1.3 and I’m using with a Swan 3 (can’t recall the noteCard). I can run the pseudo sleepy sensor example with nothing connected to i2c. It works fine. It transmits every 5 minutes (as I specifi… --- ## [Notecarrier-F to an external Arduino MCU](https://discuss.blues.com/t/notecarrier-f-to-an-external-arduino-mcu/2118)
**Author:** [@Thomas](https://discuss.blues.com/u/Thomas)\ **Replies:** 1\ **Last updated:** [May 13, 2024, 9:59pm UTC](https://discuss.blues.com/t/notecarrier-f-to-an-external-arduino-mcu/2118 "2024-05-13T21:59:02Z")
I have a Notecarrier-F v1.3. I have it working with I2C using an Adafruit Feather M0 Express that is plugged into the Feather socket on the Notecarrier. My overall project uses an external Adafruit Metro M0 Express beca… --- ## [latitude and longitude](https://discuss.blues.com/t/latitude-and-longitude/2049)
**Author:** [@Miguel](https://discuss.blues.com/u/Miguel)\ **Replies:** 4\ **Last updated:** [April 9, 2024, 3:33pm UTC](https://discuss.blues.com/t/latitude-and-longitude/2049 "2024-04-09T15:33:33Z")
Hello, a question: how can I print latitude and longitude in serial, using the Arduino IDE? --- ## [Inconsistency between F-Carrier Datasheet and F-Carrier implementation](https://discuss.blues.com/t/inconsistency-between-f-carrier-datasheet-and-f-carrier-implementation/1999)
**Author:** [@datalogger](https://discuss.blues.com/u/datalogger)\ **Replies:** 3\ **Last updated:** [March 3, 2024, 8:17pm UTC](https://discuss.blues.com/t/inconsistency-between-f-carrier-datasheet-and-f-carrier-implementation/1999 "2024-03-03T20:17:48Z")
The datasheet of the F-Carrier (1.3) states that ATTN and F\_EN are “shared”. Now maybe you imply something different with “shared”, but I interpret this as “they are connected”. Which they are not. I think they should b… --- ## [LiPo Charging via USB Using Notecarrier F -- LED indicator?](https://discuss.blues.com/t/lipo-charging-via-usb-using-notecarrier-f-led-indicator/1946)
**Author:** [@drewcssv](https://discuss.blues.com/u/drewcssv)\ **Replies:** 2\ **Last updated:** [February 12, 2024, 3:02am UTC](https://discuss.blues.com/t/lipo-charging-via-usb-using-notecarrier-f-led-indicator/1946 "2024-02-12T03:02:30Z")
Hi, using Notecarrier F and LiPo, is there an LED to indicate charging and/or charge complete? If not, has anyone implemented a simple such LED? Thanks --- ## [Receiving Data from a Client](https://discuss.blues.com/t/receiving-data-from-a-client/1874)
**Author:** [@DonL](https://discuss.blues.com/u/DonL)\ **Replies:** 1\ **Last updated:** [February 6, 2024, 3:14pm UTC](https://discuss.blues.com/t/receiving-data-from-a-client/1874 "2024-02-06T15:14:51Z")
I have been trying to understand the coding needed to use the Notecards for my simple MQTT project. As TJ suggested, I trimmed down the “Collecting Sensor Data” program (on the Swan) to send data from the notecard throug… --- ## [What a ride it has been!](https://discuss.blues.com/t/what-a-ride-it-has-been/1911)
**Author:** [@DonL](https://discuss.blues.com/u/DonL)\ **Replies:** 0\ **Last updated:** [January 20, 2024, 6:40pm UTC](https://discuss.blues.com/t/what-a-ride-it-has-been/1911 "2024-01-20T18:40:22Z")
First, I want to thank the PEOPLE at Blues wireless for their patience and understanding dealing with a total newcomer to IOT. Especially Rob who responded to my simple questions with simple but clear answers (even thoug… --- ## [Command Transmit](https://discuss.blues.com/t/command-transmit/1889)
**Author:** [@DonL](https://discuss.blues.com/u/DonL)\ **Replies:** 8\ **Last updated:** [January 18, 2024, 3:53am UTC](https://discuss.blues.com/t/command-transmit/1889 "2024-01-18T03:53:15Z")
Using NoteCarrier F, NoteCard WBNAW, STM32 Swan, Arduino IDE. Attempting to publish a command to another NoteCard using a MQTT cloud to turn on a BUILTIN\_LED on the Client receive notecard. Receive notecard seems to be… --- ## [Seeking Notecarrier F V1.0 for sale in UK](https://discuss.blues.com/t/seeking-notecarrier-f-v1-0-for-sale-in-uk/1857)
**Author:** [@ChronovaEngineering](https://discuss.blues.com/u/ChronovaEngineering)\ **Replies:** 3\ **Last updated:** [December 20, 2023, 8:56pm UTC](https://discuss.blues.com/t/seeking-notecarrier-f-v1-0-for-sale-in-uk/1857 "2023-12-20T20:56:20Z")
Hi all, I ordered a few Notecarrier F starter kits from Blues a short while back but discovered last week that one of the Notecarriers has a faulty USB port. (Notecard, Swan & USB cable all work fine with a different No… --- ## [Cellular Modbus Client](https://discuss.blues.com/t/cellular-modbus-client/1850)
**Author:** [@DonL](https://discuss.blues.com/u/DonL)\ **Replies:** 2\ **Last updated:** [December 20, 2023, 4:59am UTC](https://discuss.blues.com/t/cellular-modbus-client/1850 "2023-12-20T04:59:46Z")
Currently I’m using MQTT to send pub/sub data from my master NoteCard, to a MQTT cloud server, then to my remote Notecard. This works but I was looking in the provided Accelerators at the Cellular Modbus Client. This acc… --- ## [Multiple Devices in one Project](https://discuss.blues.com/t/multiple-devices-in-one-project/1843)
**Author:** [@DonL](https://discuss.blues.com/u/DonL)\ **Replies:** 2\ **Last updated:** [December 13, 2023, 10:09pm UTC](https://discuss.blues.com/t/multiple-devices-in-one-project/1843 "2023-12-13T22:09:28Z")
Hi guys, I’m using several Notecard devices as MQTT clients. Should all of the Notecard devices go into the same Project, or should I have a separate Project for each Notecard? The software in all of the SWAN’s is iden… --- ## [Notecarrier F 5 volts output on VBAT+](https://discuss.blues.com/t/notecarrier-f-5-volts-output-on-vbat/1804)
**Author:** [@theogrm](https://discuss.blues.com/u/theogrm)\ **Replies:** 3\ **Last updated:** [November 28, 2023, 2:24pm UTC](https://discuss.blues.com/t/notecarrier-f-5-volts-output-on-vbat/1804 "2023-11-28T14:24:27Z")
Hi all, I noticed that the notecarrier F v1.3 outputs 5 volts to the VBAT+ when the system is powered via the microcontroller’s usb port (using feather v2). I believe that could be a problem, specially when recompilling… --- ## [Notecarrier-f 1.3 design files](https://discuss.blues.com/t/notecarrier-f-1-3-design-files/1780)
**Author:** [@Embedded\_iceman](https://discuss.blues.com/u/Embedded_iceman)\ **Replies:** 1\ **Last updated:** [November 28, 2023, 2:07pm UTC](https://discuss.blues.com/t/notecarrier-f-1-3-design-files/1780 "2023-11-28T14:07:08Z")
Hello team blues When can we expect to get the design files of notecarrier-F 1.3 in the github repo? [Next page](https://discuss.blues.com/c/hardware/notecarrier-f/21.md?page=1)