ADCON0 - PIC 18 Support Devices - Microcontroller and Its Application

TL;DR

This content explains the control register configuration for the DC on 0 module, including channel selection, conversion clocks, and digital output storage.

Transcript

hello children today we'll see a DC on 0 it is he on 0 his control register for a DC configuration is given in it's already given in SF r we know SF varsa 8b so a DC on 0 is also a tweak the LSB this to last beat of MSB a association with a DC on 1 so 3 bits from this 2 bits and third bit from EDC ad con one ldcs two and these two bits decide the c... Read More

Key Insights

• 🐰 The DC on 0 module has a control register in SF r, which contains essential configuration bits.
• 🫦 Conversion clocks in the DC on 0 module are determined by combining bits from DC on 0 and DC on 1.
• 🫦 Channel selection is performed using three bits in the DC on 0 module.
• 🛰️ The digital output in the DC on 0 module is stored in separate registers, with the upper bits in ADR esh and the lower bits in ADR es el.
• 🫦 The start conversion bit is used to initiate the conversion process in the DC on 0 module.
• 🫦 The DC on 0 module has a 10-bit digital output.
• ✊ Powering up the converter module is necessary for the DC on 0 module to function.

Questions & Answers

Q: What does the control register configuration for the DC on 0 module consist of?

The control register configuration for the DC on 0 module consists of the SF r register, which is 8 bits long and contains the necessary control bits for channel selection and conversion clocks.

Q: How are the conversion clocks determined for the DC on 0 module?

The conversion clocks for the DC on 0 module are determined by combining 3 bits from DC on 0 and 2 bits from DC on 1. These bits determine the clock frequency and conversion time.

Q: How is channel selection performed in the DC on 0 module?

Channel selection in the DC on 0 module is done using three bits. Each combination of these bits corresponds to a specific analog input channel, allowing the module to select the desired channel for conversion.

Q: How is the digital output stored in the DC on 0 module?

The digital output in the DC on 0 module, which is 10 bits, is stored in the ADR esh and ADR es el registers. The upper 2 bits are stored in one register, while the lower 8 bits are stored in another register.

Summary & Key Takeaways

• The control register for the DC on 0 module is given in SF r, with SF varsa 8b.

• The DC on 0 module is associated with the DC on 1 module, with 3 bits from DC on 0 and 2 bits from DC on 1 determining the conversion clocks.

• Channel selection in the DC on 0 module is done using the three bits, where each combination corresponds to a specific analog input channel.

• The start conversion bit is used to initiate the conversion process, and once the conversion is complete, the bit is cleared to indicate the end of the conversion. The digital output is available in the ADR esh and ADR es el registers.