The IMRXT1011 is $1.70 when bought in bulk from China from various vendors - it can do most of the things the Teensy has. A reputable vendor: https://www.lcsc.

The IMRXT1011 is $1.70 when bought in bulk from China from various vendors - it can do most of the things the Teensy has. A reputable vendor: https://www.lcsc.com/product-detail/Microcontrollers-MCU-MPU-SOC_NXP-Semicon-MIMXRT1011DAE5A_C1575810.html https://www.lcsc.com/product-detail/Microcontrollers-MCU-MPU... The IMXRT1064 can be had at $7: https://www.lcsc.com/product-detail/Microcontrollers-MCU-MPU-SOC_NXP-Semicon-MIMXRT1064CVL5B_C2879860.html https://www.lcsc.com/product-detail/Microcontrollers-MCU-MPU...