pic16f1455_oscillators
Differences
This shows you the differences between two versions of the page.
| Next revision | Previous revision Next revision Both sides next revision | ||
|
pic16f1455_oscillators [2019/10/04 18:59] 60.240.96.191 created |
pic16f1455_oscillators [2019/10/06 10:26] 60.240.96.191 [The delay function] |
||
|---|---|---|---|
| Line 15: | Line 15: | ||
| Page 73 of the [[http://ww1.microchip.com/downloads/en/DeviceDoc/40001639B.pdf|datasheet]] tells us that 500kHz is the "default upon Reset". So that is the default power-on frequency of the PIC16F1455. | Page 73 of the [[http://ww1.microchip.com/downloads/en/DeviceDoc/40001639B.pdf|datasheet]] tells us that 500kHz is the "default upon Reset". So that is the default power-on frequency of the PIC16F1455. | ||
| - | If you need a basic breadboard wiring diagram for the PIC16F1455, you can check the previous article. | + | If you need a basic breadboard wiring diagram for the PIC16F1455, you can check the [[pic16f1455|previous article]]. |
| Line 63: | Line 63: | ||
| The on and off will be accurately changing every second, thanks to ensuring that ''_XTAL_FREQ'' matches the frequency chosen with the ''IRCF'' bits in the ''OSCCON'' register. | The on and off will be accurately changing every second, thanks to ensuring that ''_XTAL_FREQ'' matches the frequency chosen with the ''IRCF'' bits in the ''OSCCON'' register. | ||
| + | |||
| + | If you're observant, you may notice that the blinking interval is not exactly one second. I'll cover why shortly. | ||
| ===== Using PLL to achieve 24MHz ===== | ===== Using PLL to achieve 24MHz ===== | ||
pic16f1455_oscillators.txt ยท Last modified: 2021/02/02 01:24 (external edit)
Page Tools
