3Pcs PIC16C621A-04/P PDIP-18 8-bit Microcontrollers - MCU 1.75KB 96 RAM 13 I/O

3Pcs PIC16C57C-04/SP PDIP-28 8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O

5Pcs PCA9557BS,118 HVQFN-16 Interface - I/O Expanders 8-BIT I2C FM TP GPIO RST

3Pcs PIC16F689-I/P PDIP-20 8-bit Microcontrollers - MCU 7KB FL 256R 18 I/O

4Pcs PCF8574DWR SOIC-16 Interface - I/O Expanders 8bit I/O Expndr

3Pcs PIC16C58B-04/P PDIP-18 8-bit Microcontrollers - MCU 3KB 73 RAM 12 I/O

1Pcs PIC16LF74-I/P PDIP-40 8-bit Microcontrollers - MCU 7KB 192 RAM 33 I/O

3Pcs PCA9655EMTTXG Interface - I/O Expanders I2C I/O EXPANDER