diff --git a/fab.dcm b/fab.dcm
index c2cd9fe79af1a82c109a9de3405373c1fabb81fd..39558b0ec4588e94007bdc3b199cb63d7160652a 100644
--- a/fab.dcm
+++ b/fab.dcm
@@ -139,6 +139,12 @@ K arm sam d11d 32-bit 48mhz 16kb soic-20
 F https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-42363-SAM-D11_Datasheet.pdf
 $ENDCMP
 #
+$CMP Microcontroller_ATSAMD21E17A-AUT
+D SAM D21 Microchip SMART ARM-based Flash MCU, 48Mhz, 32K Flash, 4K SRAM, TQFP-32
+K 32-bit ARM Cortex-M0+ MCU Microcontroller
+F https://ww1.microchip.com/downloads/en/DeviceDoc/SAM_D21_DA1_Family_DataSheet_DS40001882F.pdf
+$ENDCMP
+#
 $CMP Microcontroller_ATtiny1614-SSFR
 D AVR tinyAVRâ„¢ 1 Microcontroller IC 8-Bit 16MHz 16KB (16K x 8) FLASH 14-SOIC
 K avr microcontroller attiny 1614 soic 8bit
diff --git a/fab.lib b/fab.lib
index 635ad0cdf14a07182ac4b6c00694afa47ceadf58..50ddf3c71adc9c08c3a09fa5606dcc0c2d4e081a 100644
--- a/fab.lib
+++ b/fab.lib
@@ -1340,6 +1340,53 @@ X PA22 9 500 -300 100 L 50 50 1 1 B
 ENDDRAW
 ENDDEF
 #
+# Microcontroller_ATSAMD21E17A-AUT
+#
+DEF Microcontroller_ATSAMD21E17A-AUT U 0 20 Y Y 1 F N
+F0 "U" -550 1850 50 H V C CNN
+F1 "Microcontroller_ATSAMD21E17A-AUT" 650 1850 50 H V C CNN
+F2 "fab:TQFP-32_7x7mm_P0.8mm" 900 -1850 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ TQFP*7x7mm*P0.8mm*
+$ENDFPLIST
+DRAW
+S -600 1800 600 -1800 1 1 10 f
+X PA00 1 -700 1600 100 R 50 50 1 1 B
+X GND 10 0 -1900 100 U 50 50 1 1 W
+X PA08 11 -700 800 100 R 50 50 1 1 B
+X PA09 12 -700 700 100 R 50 50 1 1 B
+X PA10 13 -700 600 100 R 50 50 1 1 B
+X PA11 14 -700 500 100 R 50 50 1 1 B
+X PA14 15 -700 200 100 R 50 50 1 1 B
+X PA15 16 -700 100 100 R 50 50 1 1 B
+X PA16 17 -700 0 100 R 50 50 1 1 B
+X PA17 18 -700 -100 100 R 50 50 1 1 B
+X PA18 19 -700 -200 100 R 50 50 1 1 B
+X PA01 2 -700 1500 100 R 50 50 1 1 B
+X PA19 20 -700 -300 100 R 50 50 1 1 B
+X PA22 21 -700 -600 100 R 50 50 1 1 B
+X PA23 22 -700 -700 100 R 50 50 1 1 B
+X PA24 23 -700 -800 100 R 50 50 1 1 B
+X PA25 24 -700 -900 100 R 50 50 1 1 B
+X PA27 25 -700 -1100 100 R 50 50 1 1 B
+X ~RESET 26 -700 -1700 100 R 50 50 1 1 I
+X PA28 27 -700 -1200 100 R 50 50 1 1 B
+X GND 28 0 -1900 100 U 50 50 1 1 P N
+X VDDCORE 29 -300 1900 100 D 50 50 1 1 w
+X PA02 3 -700 1400 100 R 50 50 1 1 B
+X VDDIN 30 -100 1900 100 D 50 50 1 1 W
+X PA30 31 -700 -1400 100 R 50 50 1 1 B
+X PA31 32 -700 -1500 100 R 50 50 1 1 B
+X PA03 4 -700 1300 100 R 50 50 1 1 B
+X PA04 5 -700 1200 100 R 50 50 1 1 B
+X PA05 6 -700 1100 100 R 50 50 1 1 B
+X PA06 7 -700 1000 100 R 50 50 1 1 B
+X PA07 8 -700 900 100 R 50 50 1 1 B
+X VDDANA 9 300 1900 100 D 50 50 1 1 W
+ENDDRAW
+ENDDEF
+#
 # Microcontroller_ATtiny1614-SSFR
 #
 DEF Microcontroller_ATtiny1614-SSFR U 0 20 Y Y 1 F N