Teensy 4.1 Without Ethernet Development Board Support Arduino Teensy ini tidak tersolder chip ethernet di board, jadi tidak support komunikasi ethernet. Features : - ARM Cortex-M7 at 600MHz - 1024K RAM (512K is tightly coupled) - 8 Mbyte Flash (64K reserved for recovery amp; EEPROM emulation) - USB Host Port - 2 chips Plus Program Memory - 55 Total I/O Pins - 3 CAN Bus (1 with CAN FD) - 2 I2S Digital Audio - 1 S/PDIF Digital Audio - 1 SDIO (4 bit) native SD - 3 SPI, all with 16 word FIFO - 7 Bottom SMT Pad Signals - 8 Serial ports - 32 general purpose DMA channels - 35 PWM pins - 42 Breadboard Friendly I/O - 18 analog inputs - Cryptographic Acceleration - Random Number Generator - RTC for date/time - Programmable FlexIO - Pixel Processing Pipeline - Peripheral cross triggering - microSD Card Socket - Power On/Off management