more description

hathach · hathach · commit 7264c1492a73 · 2022-06-20T23:00:08.000+07:00
diff --git a/examples/DualRole/device_info_rp2040/device_info_rp2040.ino b/examples/DualRole/device_info_rp2040/device_info_rp2040.ino
@@ -18,6 +18,7 @@
  * - [Pico-PIO-USB](https://github.com/sekigon-gonnoc/Pico-PIO-USB) library
  * - 2 consecutive GPIOs: D+ is defined by HOST_PIN_DP (gpio2), D- = D+ +1 (gpio3)
  * - Provide VBus (5v) and GND for peripheral
+ * - CPU Speed must be either 120 or 240 Mhz. Selected via "Menu -> CPU Speed"
  *
  * RP2040 host stack will get device descriptors of attached devices and print it out via
  * device cdc (Serial) as follows:

Original file line number	Diff line number	Diff line change
`@@ -18,6 +18,7 @@`
`18`	`18`	`* - [Pico-PIO-USB](https://github.com/sekigon-gonnoc/Pico-PIO-USB) library`
`19`	`19`	`* - 2 consecutive GPIOs: D+ is defined by HOST_PIN_DP (gpio2), D- = D+ +1 (gpio3)`
`20`	`20`	`* - Provide VBus (5v) and GND for peripheral`
	`21`	`+ * - CPU Speed must be either 120 or 240 Mhz. Selected via "Menu -> CPU Speed"`
`21`	`22`	`*`
`22`	`23`	`* RP2040 host stack will get device descriptors of attached devices and print it out via`
`23`	`24`	`* device cdc (Serial) as follows:`