group if needed. So Ive tried the default cfg file from BTT and I cant get the behaviour I am after. Como casi todas las placas de Bigtreetech, estas prestan especial atención a la máxima compatibilidad y soporte con los firmwares más populares. I have it configured to us Klipper. Y aunque la electrónica BTT SKR MINI E3 V3 está enfocada principalmente como sustitución de placas originales de las Creality Ender 3 o Creality Ender 5, en esta ocasión Bigtreetech muy acertadamente ha añadido soporte directo para Apr 19, 2022 · Ladies’ & Gents’, I have to admit that I am starting to chase my tail here and am repeating things I swear that I have already tried. 0, Creality BLTouch, Adafruit NeoPixel Stick - dlongmuir/klipper_btt_skr_mini_e3_v3 Dec 2, 2021 · Auto bed leveling is an excellent upgrade to any 3d printer. cfg is not needed Be sure to check our “Knowledge Base” Category first. Check Klipper out on discord, discourse, or Klipper3d. cfg, 此文件中包含了主板几乎所有的pinout I recently received an SKR Mini e3 V3. # The "make flash" command does not work on the SKR mini E3. It's all great except I have an issue with z-homing during auto bed leveling when using the CR-Touch. Feb 23, 2023 · Basic Information: Printer Model: Ender 3 V2 MCU / Printerboard: BTT SKR Mini E3 V3 I have a well functioning printer with a little older version of klipper. This board was purchased by myself - not a sponsored video. The precompiled firmware for the touch doesn't have the correct resistance value for the newer touch sensors. klipper question on skr mini e3 v3 on ender 3 v2 cr touch sprite extruder So here is the question of the day, I seem to be missing something to keep my cr touch to not fail and say going out of zone when trying to level my bed using cr touch, so this is a two part question. CR-Touch Old thread, I know - following up since I kept running across this on a CR touch with my V3. power on the SKR-mini-E3-V3. bin, changing it to firmware. bin" file to a # file named "firmware. I’ll update tomorrow evening with my experience when it arrives if no one chimes in by then. Sorry Jul 28, 2023 · Klipper CR-Touch Help - hiting bed hard Ender 3 with btt skr e3 v3 board and cr-touch. cfg (2. 530-0. Why not use the skr mini e3 v3 config from the examples github. 4 probe_with_touch_mode: True pin_up_touch_mode_reports_triggered: False stow_on_each_sample: False [bed_mesh] speed: 50 horizontal_move_z: 5 mesh_min: 44, 44 mesh_max: 191, 191 probe_count: 3, 3 mesh_pps: 2,2 [input_shaper] shaper_freq_x: 64. 0 board with BlTouch and BIQU H2 DISCLAIMER: I had issues with mirrored prints (in X axis). Buy a BIGTREETECH SKR Mini E3 V3. 0 Mainboard; Microswiss Direct Drive extruder; Microswiss All Metal hot end; Dual Z axis; Gulfcoast Robotics HEX EPCOS Thermistor (300c capable) Big Tree Tech Smart Filament Sensor Oct 26, 2022 · Hi all, I’m having an odd issue with my Klipper converted Ender 3 Pro using an SKR Mini E3 V3 mainboard and BLTouch probe running the Mainsail front-end. Hopefully this helps you out, I got my klipper working by copying other people's printer. All reactions. Hi, I have Installed klipper on my Ender3 V2 with SKR mini e3 V2 board. . All other functions of the board and printer are working fine. I have an SKR Mini e3 v3 and I want my hot end fan to come on when the hot end goes above 50, my case fan to come on when the heated bed is above 50 as well. 0 should be flashed. lol I have just migrated from TH3D’s version of Marlin to Klipper. The BLtouch is installed on the dedicated BLtouch port(not on the z stop) and the Filament sensor is installed on the dedicated E0 stop port of the SKR mini E3 V2. I'm following this tutorial : https://www. ^ I don’t believe the CR touch is capable of asserting a logic high so it requires a pullup. Description CR-Touch doesnt Auto home properly using the marlin firmware. 78 #z_offset: 1. Before I do anything advanced I would really appreciate if anyone could just check if my initial config is ok. 0 Motherboard + TFT35 E3 V3. May 11, 2020 · BIGTREETECH SKR Mini E3 V3. cfg (33. 0 Controller Board, New Upgrade Silent Board for Ender 3 3D Printer. 0 in Ender 3 Pro with CR-Touch; Install firmware-ender3-bltouch-for-z-homing. com/watch?v=5vmjBXvY6BA. BigTreeTech Touchscreens and KlipperIn this informative YouTube video, I'll show you how to use the Bigtreetech touchscreen with klipper firmware on both th Feb 6, 2022 · ***** Update 3/3/2022: *****04:30 Connecting Fan Port (Correction)The fan ports should be connected as follow:FAN0 Part cooling fanFAN1 Hotend heatsink fan My COMPLETE Ender 3 v2 Klipper Profile using a BTT SKR mini e3 v3 with a BLTouch or EZABL Pro Marlin 2. 0 KB) Fill out above information and in all cases attach your klippy. Now to my problem: Homing with the z-axis with CR-Touch works without any problems. You switched accounts on another tab or window. 1 touch screen display with dual modes as a set. SKR MINI E3 V3. bin" on an SD card and then restart the SKR # mini E3 with that SD card. Like almost all Bigtreetech boards, these pay special attention to maximum compatibility and support with the most popular firmwares. bin. I bought two SKR Mini E3 V3 boards to try out. The mesh calibration has worked multiple Among other things, these improvements and enhancements with SKR Mini E3 V2. 4 shaper_type_x I have an skr mini e3 v3 and cr touch and this works [bltouch] sensor_pin: ^ PC14 control_pin: PA1 x_offset: -32 y_offset: -40. I dont have much experience with the Config files as I used OctoPrint for quite some time and just Unfortunately, last time I checked this is a known problem with BL/CR touch, SKR mini 3, and E5+. 3V power supply, external SPI sensor power supply voltage +3. I have been running it for a few years now with no other First Layer and Print Centering Help -> CR Touch + ABL Bilinear leveling 5x5 + BTT SKR Mini E3 V3 + MicroSwiss Direct Drive Kit + Custom Marlin bugfix-2. cfg files. White Wire from BLtouch is plugged into Z-Stop (PC2). This is not an official Klipper support channel and poorly moderated so ymmv. As soon as I tried the PID tuning, the board would restart after a second. 1 and my SKR E3 mini v3 running klipper (using the pre compiled firmware. Among other things, these improvements and enhancements with SKR Mini E3 V2. 0 Creality Ender 3 V2 Creality Sprite Pro (with breakout board and ribbon cable) Creality CR-Touch I either fried my SKR Mini E3 3. I activated bed_mesh in the config. log klippy-3. 0 klippy. Compared to the original 8-bit motherboard, the stronger 32-bit SKR MINI E3 V3. 3A , if you have a single Z motor set it between 0. Everything runs smooth and I am a “happy camper” - for now. Pasting your printer. bin; Auto-Home Mini E3 splits the Z from a single driver, so you cannot use Marlin's G34 command (Z Steppers Auto-Alignment). parumop_printer. 680 Amps). Board: SKR mini E3 V3. Install SKR Mini E3 V3. 0. Upgraded to a SKR MINI E3 V3 over the weekend, compiled my own firmware and installed OK. #If it's too close, lower the offset. discourse. 1 Board; Does anybody have a config file for a skr mini e3 v3. 2 creatality board x offset: -48 # Satsana Fan Duct Remix for Micro Swiss Direct Drive y offset: -8. 5 KB) Mar 18, 2022 · Hello there, I thought I would share my config for my cartesian printer “ender 3” style printer, that uses a single BTT SKR mini E3 v2. To use this config, the firmware should be compiled for the# STM32G0B1 with a "8KiB bootloader" and USB communication. 0 board, color TFT screen, no BL/CR Touch, and I just added the Sprite extruder. x, and the bugfix-2. z_offset: 1. 0 Updates: Increased SPI output port +3. 7 board with the SKR and then installed Klipper onto it. 0, on this here forum. Then there is the part cooling fan as well. I hooked a CRTouch up to an SKR E3 Mini V2 without repining any wires using the TH3D unified 2 firmware. The fix was simple. EZABL Klipper Setup Guide Using the EZABL with CR-10S Printers with Touch LCD; Creality CR-10/CR-10S Firmware – SKR E3 Mini V3 & V3. 0, and the CR-Touch from Creality on my ender 3 Pro. perfect for Ender 3 3D Printer,plug and playing, Adopted the latest G0 series MCU-STM32G0B0RET6 main control chip packing excellent performances. When i get to flashing the Klipper. I added these sections in my printer. However the SD-card reader is broken om my MCU and I wonder if a new firmware can be flashed via the USB port? I searched Google and found a good YouTube video I recently got SKR mini e3 v3 and as I had rpi zero laying around I decided to give Klipper a shoot. Look hot. Firstly you'll need a single JST-XH 2 pin connector, these can be found in packs quite easily on Amazon or Aliexpress. Since the SKR Mini only has 2 pins for the end stops, I read from various sources that I can just tap into another 5V constant to get my power. 3 KB)” … bl touch failed to retract probe((( The printer does not go to the middle((( I don’t understand English well, but I hope someone will help 🙂 About this item . bin, and flash it to my printer it the screen goes blank and only shows the LCD12864 on the I am trying to power 3 optical limit switches. any help would be greatly appreciated. cfg for Ender 3 with cr touch, it works fine so maybe this could help you. 0. 3 # CR Touch offset #z offset: 1 # will update pin_up_touch_mode_reports _triggered: False stow on each sample Mar 10, 2022 · 参考 klipper官方的安装说明 to Configuring OctoPrint to use Klipper; 参考 klipper官方的安装说明 to Configuring Klipper. The ultimate intention is to convert all of my machines to Klipper, but in the meantime (Raspberry Pi shortage has me scrounging for one more Pi4B) I'm just running Marlin Bugfix 2. Just uncomment 3 defines. I’m May 31, 2023 · I have an Ender 3 Pro that is expanded to 400x400x500 mm. My CR-10 is upgraded with the folowing: 1-SKR mini v3 e3. I'm controlling everything via OctoPrint. 2 out of 5 stars 54 # after running "make", copy the generated "out/klipper. 3 KB) Describe your issue: Hi there, i have an Ender 3 that i decided to upgrade to klipper running an skr mini e3 v2 and i have a cr touch with it that i was using on marlin. cfg (6. 0 is a motherboard designed for Ender3, which launched by the 3D printing team of Shenzhen BIQU Innovation Technology Co. 0 “printer (6). All you will want to do is: Adjust the run_current for the TMC steppers Adjust the sensor_type for the bed and hotend thermistor For the BL-Touch, use this config: Klipper - ADXL345 SKR MINI E3 v3. 1 board to I’m just going to throw this out there. Reload to refresh your session. Use at you own risk! Dec 31, 2021 · Firmware. bin from here) CR Touch with SKR MINI E3 V3 Issues This is a Klipper and Marlin setup that i have made for my CR-10. I already tried adjusting some settings in the firmware. 0 Different methods to connect ADXL345 to SKR MINI 3E v3 in your configuration file we add at the beginning of your configuration file comment out the [input_shaper] so there are no problems. log klippy (2). I am using SKR mini E3 v2. 0, Creality BLTouch, Adafruit NeoPixel Stick. 2-BBT smart filament runout sensor (you will have to edit the code if you dont have one ). 5 KB) Fill out above information and in all cases attach your klippy. Looks like the SKR Mini E3 V3 board I have isn't supported in the Klipper firmware yet. youtube. 1 devices may require configuring probe_with_touch_mode in the printer config file. I bought board here: https://www. I replaced the original Creality v4. x. Increase the powerful cooling function, quiete Mar 20, 2024 · Basic Information: Printer Model: Ender 3 Pro with CR Touch MCU / Printerboard: BTT SKR Mini e3 v3. General Discussion. im using the probe port and i dont know if that makes a difference. Specifically the correct pins for the lcd screen and bltouch? I'm really new to klipper and I want to create my own cfg file from scratch using the example but I also want something to compare to just to make sure what I'm doing is right Aug 13, 2023 · Basic Information: Printer Model: Ender 3 MCU / Printerboard: SKR Mini E3 V2. 0 + BLTouch I installed an SKR Mini E3 v3. 62 pin_move_time: 0. Features 1: Highly Integrated Klipper features - Printing Speed Up! - Connectivity Easily / Upgraded Easier Ok, So I'm running a few Ender 3 Pros with CR Touch Probes Installed. after a few seconds, the SKR-mini-E3-V3. My setup: Ender 3 Pro SKR mini e3 v3 MicroSwiss all-metal hotend MicroSwiss direct drive extruder I have a ender 3 pro with BTT SKR mini e3 v3/ sprite extruder/bl touch how ever I am having difficulty with software I just don’t understand how I’m supposed to to do it step by step I’ve been at it for 2 weeks trying to figure out marlin I’ve watch videos on YouTube but nothing works if anyone can please assist me or if you have the software already edited where I can just copy to sd Klipper config for Ender 5 Pro with SKR mini E3 V2, BMG DDE, Dual Z, Neopixel, BLTouch - virtucom/klipper_config_ender5_skr BL-Touch v3¶ Some BL-Touch v3. Creality Sonic Pad, Open-Source 3D Printing Pad Based on Klipper. Ive tried updating my configuration to add the probe but i cant seem to get it to recognize it and the probe doesn’t Nov 22, 2021 · Klipper SKR Mini E3. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. 0 from a friend, and decided to upgrade my Ender 3 v1. 0 and a Raspberry Pi running Klipper Mainsail. bin" on an SD card and then restart the SKR# mini E3 with that SD SKR Mini E3 v3 Support? #5026. 0 board and a CR-Touch to klipper with mainsail and am fairly new to klipper. 3v and 5v on these sensors so you need to specify a pullup Mar 10, 2022 · power off the SKR-mini-E3-V3. You have to swap X and Y cables on a motherboard in order to work properly. 1, welches einen anderen Controller verwendet (Controller STM32F401)! For the CR Touch to work we need to do a couple of things. 0 has its signal wire connected to an endstop pin (with a noise filtering capacitor), then the BL-Touch v3. 0 motherboard has much higher performance and more interfaces for DIY modifications. [bltouch] sensor pin: ^PB1 #4. Klipper Config for my Ender 3, Klipper, BigTreeTech SKR Mini E3 V3. In this video, I go over how to install and setup the new Creality CR Touch auto bed leveling ki BTT SKR Mini E3 V3. 4 probe_with_touch_mode: True pin_up_touch_mode_reports_triggered: False stow_on_each_sample: False [bed_mesh] speed: 120 horizontal_move_z You signed in with another tab or window. Dec 7, 2021 · can anyone please send me a firmware bin for the cr-10s with cr touch, power loss recovery, filament sensor stock, z offset probe wizard, microswiss hot end, dual geared extruder, hot end temp 300, bed 150 and the printer name being "CR-10S", its for the skr mini e3 v3 and ive been at it for almost 2 full days now with no luck, please someone save me also its the stock screen with one cable We would like to show you a description here but the site won’t allow us. 0 32 bit control board and TFT35 E3 V3. Increase the powerful cooling function, quieter and smarter. 1 Board; SKR Mini E3 V3 in ender 3 Pro with CR Touch, Dual z-axis. These files are specific to my setup and are provided for educational purposes only. x example config for an ender 3 pro w/skr e3 v3, enabled bltouch, and made changes for a hemera hot end, and the only compile warning I get is to remove a jumper after flashing. 0 mainboard) Specific machine upgrades: Ender 3 V2; BTT SKR PRO E2 V3. I double checked my ground and signal lines, I just swapped out an skr e3 mini v3 for an skr3 non-ez and waiting for a new cable to come in to connect the cr touch. It has a sprite extruder, a CR touch, and it is running on a BTT SKR Mini E3 V3. Will update later. ive gone thru each step of the appropriate setups and install. 1 Touch Screen Upgrade Kit for Ender-3 Ender-3 Pro 3D Printers, BTT 32-bit Silent Main Board Onboard TMC2209, Support Marlin/Klipper 4. sorry im very new to klipper. 16: 1677: Ender 5 Plus + SKR mini E3 v2. Description. I fought with it for about a week myself before I gave up and got and SKR2. log (719. The sensor pin PC14 needed to have a pullup assignment. I don’t have much experience with Marlin firmware editing but In Klipper I had same problem using CR touch with that board. x boards, also compatible with CR-10S, CR-10 S4, CR-10 S5, Ender 5, Ender 5 Pro, and Ender 5 Plus from Creality. 3V and +5V optional. insert the microSD card. 4-BTT UPS (this doesn't work on Klipper unfortunately, and from my test it Dec 31, 2021 · Firmware. Aug 15, 2022 · I’ve spent the last two days trying to configure Mainsail and octoprint klipper on my raspberry pi 4 and my ender 3 with skr mini e3 v3 with bltouch and tft35 touch screen. 0-klipper. org Jun 21, 2022 · Hi, Im brand new to klipper and Im trying to set up my fans. Klipper Help: Ender 3 v2 / skr mini e3 v3 / dual z / sprite extruder pro / cr touch Help I think I have everything connected correctly but if I try to heat up the bed I get all sorts of errors. CR-Touch will not Z-home using BTT provided Marlin Firmware. cfg 为基础去修改 printer. Wiring should be the same as bltouch as far as I’ve seen; the two are pin-compatible with each other . Instead,# after running "make", copy the generated "out/klipper. log (10. cfg : Can you by chance tell me, I have an Ender 3 pro with the SKR Mini E3 v2. I’m using this with a RPi 4 2gb and the BTT TFT35 screen SKR_Mini_E3_V3. ⭐【BIGTREETECH Combo Set】Comes with BIGTREETECH SKR Mini E3 V3. So here we are, I need some (maybe a lot) of help. 2 creatality board control_pin: PBO #4. 0 in Ender 3 Pro w I am having issues with my BLTouch 3. v3. x include two Z-axis interface ports, and SKR Mini E3 V2. Keeps cool. Now months down the road I have since swapped to Klipper with a sonic pad. 0 `klippy. I don't have a printer yet but am dreaming and took a couple hours yesterday and tonight to get bugfix-2. BTT SKR MINI E3 V3. Apr 8, 2022 · Why the SKR Mini E3? Under $50, the BigTreeTech SKR Mini E3 is in my opinion the best mainboard you can get for your Ender 3 V2/Pro, Ender 5 or CR-10. I have installed this Firmware: firmware-ender3-bltouch-for-z-homing. 0 may not be able to consistently send a signal during homing and probing. The SKR Mini E3 V3 provides several benefits over the stock Ender 3 mainboards: very good heat dissipation thanks to the upgraded heat sink and a better separation of the drivers Mar 25, 2023 · Basic Information: Printer Model: cr-10 s5 MCU / Printerboard: SKR MINI E3 V3. 1 UBL on Ender 3 Pro guide SKR mini E3 V3 with Sonic Pad and Klipper Setting up SKR Mini e3 v3 with CR-Touch Jul 2, 2022 · Here is what I use in my printer. bin Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. 0 (Controller STM32G0B1 / STM32G0B0)! Es gibt inzwischen auch ein Board mit der Version 3. aliexpress. 0 Printer: Ender 3 Pro Z probe: CR-Touch I have completed my installation of the SKR Mini e3 v3. The CR Touch and BLTouch are almost identical in operation, the only two major differences are: The CR Touch uses an optical sensor while the BLTouch uses a Hall-Effect sensor, and The CR Touch has a 6mm long probe pin while the BLTouch has a 4mm long probe pin (the longer pin on the CR Touch allows for more "wiggle room" as All3DP calls it). 0 32-bit control board in Canada for 3D printers at low prices online. The hot end fan is in Fan 2, the case fan 1 and Sep 20, 2023 · This is the current config for my SKR Mini E3 V3. 0 in my Ender 3, and my CR-Touch probe is not functioning. Compatible with most FDM printers in the market (Ender-3 V2, Ender-3 S1, Ender-3 S1 Pro, Ender-5 Series, CR-6 Series, and CR-10 Series have been pre-configured). 0 Printer: Ender 3 Pro Z probe: CR-Touch. Oct 9, 2022 · My Ender 3 v2 with a SKR Mini e3 v3 Klipper Profile:In this video, I share my Ender 3 v2 Klipper profile for the SKR Mini e3 v3. Config is rather simple. 1. Saved searches Use saved searches to filter your results more quickly Klipper. 0 is a simple upgrade for the Creality Ender and CR-10 series. log file (use zip to compress it, if too big). Steps to reproduce. I reversed the hotend pins as advised in other posts. BIGTREETECH SKR MINI E3 V3. There was a change between 3. The probe has never failed me in the past year it has been on my printer, however I recently tried to re-calibrate my bed mesh after manually leveling using the automated screw adjustment command. They have 3 lines; 5V, Signal and Ground. This is the configuration that I use for Klipper on my customized Ender 3 V2 (SKR Mini E3 V3. x + octoprint on Orange Pi Zero 2 + glass bed + Ender 3 Pro Klipper can help you and your machine produce beautiful prints at a fraction of the time. 3 pin_move_time: 0. 并且使用我们提供的配置文件 SKR-mini-E3-V3. 7 KB) This is for my ParumOp 3D printer, a customized CR-20 Pro/Ender3 style printer. if the flash was successful, this should now show a klipper device, similar to: Jan 26, 2022 · BIGTREETECH SKR MINI E3 V3. Which is the firmware that I originally moved to in order to get BLTouch working. I'm currently trying to set up a CR touch on my ender3 (skr mini e3 v3) with klipper. Setup Klipper with BL Touch on SKR Mini E3 V2 Upgrading from stock Creality silent v2. PC communication USB Hi,I recently upgraded my Ender 3 with a SKR Mini E3 V2. It is working, but I’m still tweaking it a bit. 0 and BL-Touch 3. Closed drak42 opened this issue Dec 15, 2021 · 2 comments Closed //klipper. , Ltd. Edit: It works if you select STM32G0B0 for the STM32G0B1 version of the SKR mini E3 V3. If the BL-Touch v3. bin flashed. since then had nothing but trouble with Z offset, fixed that but now I have horrible banding. You would need a board with two Z drivers, such as an E3 Turbo or one of the SKR boards that have slotted drivers. I'm running the latest Klipper firmware and built the boot loader following Klipper's documentation. Nov 25, 2021 · Basic Wiring and Board installation. 2. 0 and/or the Sprite Extruder Pro after trying to heat up the hotend. 0 is a motherboard tailored specifically for Ender3 printers, a perfect replacement for original Ender 3 printer motherboards. The Klipper repo will cover everything for the SKR Mini e3 v2. I have yet to power it on, trying to confirm my setup is good to go. com/item/10050035 Custom Klipper configuration files for my upgraded Ender 3 Pro. Apr 29, 2024 · Basic Information: Printer Model: Ender 5 Pro MCU / Printerboard: SKR mini e3 v3 Host / SBC Mainsail klippy. It is the perfect replacement of the original motherboard of Ender3. Klipper configuration for Ender 6 running on SKR E3 V3. 4 probe_with_touch_mode: true stow_on_each_sample: False pin_up_touch_mode_reports_triggered: False samples: 2 Hello im looking for a config file for and ender 3 pro using the skr mini v3 and octopi. You signed out in another tab or window. the print on the left was done just before board swap to use as a comparison, right hand side is current state SKR mini E3 V3 with BLTouch and Marlin 2. zip (2. It's a STM32G0B0, I do have a STM32G0B1 but that board has been having issues since I first got it back when BTT first released them. 3-Duel Z axes (the current is set to 1. I am struggling to figure out the firmware and configs that I need for my CR touch to work with this setup. # after running "make", copy the generated "out/klipper. And although the SKR MINI E3 V3 electronics is focused mainly as replacement of original plates of the Creality Ender 3 or Creality Ender 5, this time Bigtreetech very correctly has added direct support for Klipper to its Github repository, great news Feb 2, 2024 · Hinweise Diese Anleitung gilt für das Board mit der Version 3. bin" file to a# file named "firmware. BLtouch worked fine on Marlin but shows always triggered on Klipper. defining USE_PROBE_FOR_Z_HOMING and BLTouchv Steps to reproduce [Install SKR Mini E3 V3. Download the known compatible screen firmware; Format an SD Card (preferably smaller than 16GB) with the FAT32 filesystem; Extract the contents of touchscreen firmware directly to the root of the SD card BIGTREETECH SKR MINI E3 V3. x is today, in addition to the 3D-printers already support by the V1. 1 for the Mini E3 V3 - Ender Max w. you can confirm that the flash was successful, by running ls /dev/serial/by-id. CUSTOM_PROBE, BLTOUCH, and BLTOUCH_ON_5PIN. zv ny wu mr jz mx xc hz yo yn