[{"data":1,"prerenderedAt":257},["ShallowReactive",2],{"docs-\u002Fdocs\u002Fboards\u002Fteensy-4-1":3},{"id":4,"title":5,"body":6,"description":249,"extension":250,"meta":251,"navigation":252,"path":253,"seo":254,"stem":255,"__hash__":256},"content\u002Fdocs\u002Fboards\u002Fteensy-4-1.md","Teensy 4.1",{"type":7,"value":8,"toc":243},"minimark",[9,13,23,28,159,163,180,184,200,204,239],[10,11,5],"h1",{"id":12},"teensy-41",[14,15,16,17,22],"p",{},"The Teensy 4.1 is the bigger sibling of the ",[18,19,21],"a",{"href":20},"\u002Fdocs\u002Fboards\u002Fteensy-4-0","4.0",": same 600 MHz IMXRT1062 chip, but in a longer form factor with on-board 100 Mbps Ethernet PHY pads, microSD card slot, USB-host pins, and footprints for up to 16 MB of additional PSRAM and 16 MB of QSPI flash. If you need wired networking on a Teensy or you're streaming a lot of data, this is the one.",[24,25,27],"h2",{"id":26},"specs","Specs",[29,30,31,44],"table",{},[32,33,34],"thead",{},[35,36,37,41],"tr",{},[38,39,40],"th",{},"Property",[38,42,43],{},"Value",[45,46,47,56,64,72,80,88,96,104,111,119,127,135,143,151],"tbody",{},[35,48,49,53],{},[50,51,52],"td",{},"MCU",[50,54,55],{},"NXP IMXRT1062 Cortex-M7, 600 MHz, FPU",[35,57,58,61],{},[50,59,60],{},"Flash",[50,62,63],{},"8 MB on-chip",[35,65,66,69],{},[50,67,68],{},"RAM",[50,70,71],{},"1 MB on-chip + up to 16 MB optional PSRAM",[35,73,74,77],{},[50,75,76],{},"GPIO",[50,78,79],{},"55 (digital), 42 broken out on the Teensy 4.1 board edges",[35,81,82,85],{},[50,83,84],{},"ADC",[50,86,87],{},"18 analog input pins",[35,89,90,93],{},[50,91,92],{},"PWM",[50,94,95],{},"35 PWM-capable pins",[35,97,98,101],{},[50,99,100],{},"I2C",[50,102,103],{},"3 buses",[35,105,106,109],{},[50,107,108],{},"SPI",[50,110,103],{},[35,112,113,116],{},[50,114,115],{},"UART",[50,117,118],{},"8 hardware UARTs",[35,120,121,124],{},[50,122,123],{},"Ethernet",[50,125,126],{},"On-board RMII pads (add a magjack) — 100 Mbps",[35,128,129,132],{},[50,130,131],{},"microSD",[50,133,134],{},"On-board, 4-bit SDIO",[35,136,137,140],{},[50,138,139],{},"Native USB",[50,141,142],{},"Yes — 480 Mbps high-speed",[35,144,145,148],{},[50,146,147],{},"USB Host",[50,149,150],{},"Yes — for USB MIDI, HID, etc.",[35,152,153,156],{},[50,154,155],{},"OTA",[50,157,158],{},"Not supported",[24,160,162],{"id":161},"flashing","Flashing",[14,164,165,166,169,170,174,175,179],{},"Same flow as the ",[18,167,168],{"href":20},"Teensy 4.0"," — ",[171,172,173],"code",{},"teensy_loader_cli"," via PlatformIO. The ",[18,176,178],{"href":177},"\u002Fplayground","Playground"," does not currently support browser flashing for Teensies.",[24,181,183],{"id":182},"notes","Notes",[185,186,187,191,194,197],"ul",{},[188,189,190],"li",{},"The Ethernet PHY is on-board but you still need an external magjack and a few passives to make it usable. The Teensy 4.1 schematic has the recommended layout.",[188,192,193],{},"16 MB PSRAM (footprint-equipped, you solder it on) gives you absurd headroom for buffers — useful for large NeoPixel strips, image buffers, etc.",[188,195,196],{},"8 hardware UARTs is the highest count of any Arduino-compatible board. Useful when you're aggregating data from many sensors and don't want software-serial timing jitter.",[188,198,199],{},"USB Host pins let you act as the USB controller for downstream devices (MIDI controllers, keyboards). The CONDUYT serial transport uses the standard USB-CDC port — these are separate.",[24,201,203],{"id":202},"compile-flag","Compile flag",[205,206,211],"pre",{"className":207,"code":208,"language":209,"meta":210,"style":210},"language-ini shiki shiki-themes github-light github-dark","[env:teensy41]\nplatform = teensy\nboard = teensy41\nframework = arduino\n","ini","",[171,212,213,221,227,233],{"__ignoreMap":210},[214,215,218],"span",{"class":216,"line":217},"line",1,[214,219,220],{},"[env:teensy41]\n",[214,222,224],{"class":216,"line":223},2,[214,225,226],{},"platform = teensy\n",[214,228,230],{"class":216,"line":229},3,[214,231,232],{},"board = teensy41\n",[214,234,236],{"class":216,"line":235},4,[214,237,238],{},"framework = arduino\n",[240,241,242],"style",{},"html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":210,"searchDepth":223,"depth":223,"links":244},[245,246,247,248],{"id":26,"depth":223,"text":27},{"id":161,"depth":223,"text":162},{"id":182,"depth":223,"text":183},{"id":202,"depth":223,"text":203},"Teensy 4.1 board guide — Cortex-M7 at 600 MHz with Ethernet, microSD, and 8 MB optional PSRAM.","md",{},true,"\u002Fdocs\u002Fboards\u002Fteensy-4-1",{"title":5,"description":249},"docs\u002Fboards\u002Fteensy-4-1","p8agbWcgJvP2ZnTy3XAF_Vq9SWG7kvLOwbQiQyS2l18",1777412314784]