diff --git a/adafruit_seesaw/seesaw.py b/adafruit_seesaw/seesaw.py
index 5a96218..b287a8a 100644
--- a/adafruit_seesaw/seesaw.py
+++ b/adafruit_seesaw/seesaw.py
@@ -105,6 +105,7 @@ def const(x):
 _TOUCH_CHANNEL_OFFSET = const(0x10)
 
 _SAMD09_HW_ID_CODE = const(0x55)
+_ATTINY416_HW_ID_CODE = const(0x46)
 _ATTINY806_HW_ID_CODE = const(0x84)
 _ATTINY807_HW_ID_CODE = const(0x85)
 _ATTINY816_HW_ID_CODE = const(0x86)
@@ -150,6 +151,7 @@ def __init__(self, i2c_bus, addr=0x49, drdy=None, reset=True):
 
         self.chip_id = self.read8(_STATUS_BASE, _STATUS_HW_ID)
         if self.chip_id not in (
+            _ATTINY416_HW_ID_CODE,
             _ATTINY806_HW_ID_CODE,
             _ATTINY807_HW_ID_CODE,
             _ATTINY816_HW_ID_CODE,
@@ -175,7 +177,12 @@ def __init__(self, i2c_bus, addr=0x49, drdy=None, reset=True):
             self.pin_mapping = MM1_Pinmap
         elif (pid in (_5690_PID, _5681_PID, _5743_PID)) or (
             self.chip_id
-            in (_ATTINY816_HW_ID_CODE, _ATTINY806_HW_ID_CODE, _ATTINY1616_HW_ID_CODE)
+            in (
+                _ATTINY416_HW_ID_CODE,
+                _ATTINY816_HW_ID_CODE,
+                _ATTINY806_HW_ID_CODE,
+                _ATTINY1616_HW_ID_CODE,
+            )
         ):
             from adafruit_seesaw.attinyx16 import ATtinyx16_Pinmap
 
@@ -446,6 +453,7 @@ def _get_eeprom_i2c_addr(self):
         """Return the EEPROM address used to store I2C address."""
         chip_id = self.chip_id
         if chip_id in (
+            _ATTINY416_HW_ID_CODE,
             _ATTINY806_HW_ID_CODE,
             _ATTINY807_HW_ID_CODE,
             _ATTINY816_HW_ID_CODE,