From: Bdale Garbee Date: Sat, 21 Oct 2023 15:05:48 +0000 (-0600) Subject: add TeleMetrum v4.0 artifacts to the web site X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=0e2541736ef44c75438a5c5e42752b7bf1fdcfb7;p=web%2Faltusmetrum add TeleMetrum v4.0 artifacts to the web site --- diff --git a/TeleMetrum/history.mdwn b/TeleMetrum/history.mdwn index f40000a..a279dc5 100644 --- a/TeleMetrum/history.mdwn +++ b/TeleMetrum/history.mdwn @@ -291,3 +291,53 @@ Cortex M3 instead of 8-bit 8051). * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html) * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html) +## v3.0 ## + +These are photos of version 3.0: + + + + +### Developer View ### + +* Hardware Features of v3.0 + * ST Micros [STM32L151](http://www.st.com/internet/mcu/product/248821.jsp) ARM Cortex M3 based Microcontroller + * TI [CC1200](http://www.ti.com/product/cc1200) Low Power, High Performance RF Transceiver + * 150mA 3.3V LDO regulator + * [Winbond W25Q64CV](http://www.winbond.com/hq/enu/ProductAndSales/ProductLines/FlashMemory/SerialFlash/W25Q64CV.htm) serial flash memory + * [u-blox](http://www.u-blox.com/) MAX-8Q GPS receiver + * on-board passive patch antenna + * async serial interface + * Measurement Specialties [MS5607](http://www.meas-spec.com/product/t_product.aspx?id=8499) Micro Altimeter Module + * Wide range — 120kPa to 1kPa (approximately -1500m to 31000m) + * High precision — 2.4Pa resolution (approximately 20cm at sea level) + * Factory calibrated. + * Analog Devices [ADXL375](https://www.analog.com/en/products/adxl375.html) 3-Axis Digital MEMS Accelerometer + * +- 200g full-scale + * on-chip digitizer +* Software Features + * Written mostly in C with some ARM assembler + * Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash + * USB serial emulation for "console" interface +* Tools Used + * [Lepton EDA](https://github.com/lepton-eda/lepton-eda) for schematic capture + * [pcb-rnd](http://repo.hu/projects/pcb-rnd/) for PCB layout +* Licenses + * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html) + * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html) + +Compared with v2 series, v3 includes a better GPS (uBlox v8 vs v7), +the TI CC1200 radio used in our other products instead of the CC1120 +used only in TeleMetrum v2 (more or less the same performance, but one less +device driver for us to have to worry about!), and more accelerometer +range with approximately the same precision. + +This board was designed using lepton-eda and pcb-rnd. + +Here are pdf snapshots of the design for Production PCB version 3.0, along +with a bill of materials: + +* [schematic](v3.0/telemetrum-sch.pdf) +* [pcb artwork](v3.0/telemetrum-pcb.pdf) +* [bill of materials](v3.0/partslist.csv) + diff --git a/TeleMetrum/index.mdwn b/TeleMetrum/index.mdwn index 07f2c30..e066fdc 100644 --- a/TeleMetrum/index.mdwn +++ b/TeleMetrum/index.mdwn @@ -7,12 +7,13 @@ with integrated GPS and telemetry link. For the latest TeleMetrum firmware and related ground station software, please visit the [AltOS](../AltOS) page on this site. -These are photos of production version 3.0: +These are photos of previous production version 3.0, we'll try to get around +to taking some v4 photos eventually: -v3.0 was introduced in late 2019, and is now available for sale. +v4.0 was introduced in 2023, and is now available for sale. ## Features ## @@ -33,7 +34,7 @@ v3.0 was introduced in late 2019, and is now available for sale. ### Developer View ### * Hardware Features of v3.0 - * ST Micros [STM32L151](http://www.st.com/internet/mcu/product/248821.jsp) ARM Cortex M3 based Microcontroller + * Atmel SAMD21G17D ARM Cortex M0+ based Microcontroller * TI [CC1200](http://www.ti.com/product/cc1200) Low Power, High Performance RF Transceiver * 150mA 3.3V LDO regulator * [Winbond W25Q64CV](http://www.winbond.com/hq/enu/ProductAndSales/ProductLines/FlashMemory/SerialFlash/W25Q64CV.htm) serial flash memory @@ -58,11 +59,9 @@ v3.0 was introduced in late 2019, and is now available for sale. * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html) * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html) -Compared with v2 series, v3 includes a better GPS (uBlox v8 vs v7), -the TI CC1200 radio used in our other products instead of the CC1120 -used only in TeleMetrum v2 (more or less the same performance, but one less -device driver for us to have to worry about!), and more accelerometer -range with approximately the same precision. +TeleMetrum v4 early units shipped with uBlox MAX-M8C GPS modules, but we had +a low yield on those boards for some reason. Newer units have the MAX-M10S +GPS module. ## Videos ## @@ -86,15 +85,15 @@ The hardware design files are available from Work on the next version proceeds on the master branch, with occasional temporary branches created when Bdale is making some major / speculative -change. Branched with names like 'v3.0' document what we're actually flying -on the respective PCB revisions. +change. Branches/tags with names like 'v4.0' document what we're actually +flying on the respective PCB revisions. For those who don't have ready access to the gEDA suite, here are pdf snapshots -of the files for Production PCB version 3.0 in more easily readable form. +of the files for Production PCB version 4.0 in more easily readable form. -* [schematic](v3.0/telemetrum-sch.pdf) -* [pcb artwork](v3.0/telemetrum-pcb.pdf) -* [bill of materials](v3.0/partslist.csv) +* [schematic](v4.0/telemetrum-sch.pdf) +* [pcb artwork](v4.0/telemetrum-pcb.pdf) +* [bill of materials](v4.0/partslist.csv) Rockets we know of flying with TeleMetrum boards have exceeded 50g acceleration, been well above Mach 1, and reached altitudes diff --git a/TeleMetrum/v4.0/partslist.csv b/TeleMetrum/v4.0/partslist.csv new file mode 100644 index 0000000..f13632b --- /dev/null +++ b/TeleMetrum/v4.0/partslist.csv @@ -0,0 +1,59 @@ +device,value,footprint,loadstatus,provided,mfg,mfg_part_number,vendor,vendor_part_number,quantity,refdes 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+"RESISTOR","5.6k","0402","smt","no","unknown","RC0402FR-075K6L","digikey","311-5.6KLRCT-ND",1,"R25" +"RESISTOR","8.06k","0402","smt","no","unknown","RK73H1ERTTP8061F","digikey","2019-RK73H1ERTTP8061FCT-ND",1,"R37" +"RESISTOR","9.09k","0402","smt","no","unknown","ERJ-2RKF9091X","digikey","P9.09KLCT-ND",1,"R39" diff --git a/TeleMetrum/v4.0/telemetrum-pcb.pdf b/TeleMetrum/v4.0/telemetrum-pcb.pdf new file mode 100644 index 0000000..823719c Binary files /dev/null and b/TeleMetrum/v4.0/telemetrum-pcb.pdf differ diff --git a/TeleMetrum/v4.0/telemetrum-sch.pdf b/TeleMetrum/v4.0/telemetrum-sch.pdf new file mode 100644 index 0000000..5c20b02 Binary files /dev/null and b/TeleMetrum/v4.0/telemetrum-sch.pdf differ