Hi, Today i finished a project for PIC17C42, having the following components: - 2 28hc64 for program - 2 6264 for data - 2 74hc373 - 74hc138 I'm using the 16 data bus successfuly! But my problem is how to connect a ADC0808 (National's A/D), if it has a 8 bit data bus? Miguel Wisintainer