Update README

Author: colemancda

README.md

@@ -37,7 +37,7 @@ Each example in this repository contains build and deployment instructions, howe
 | [stm32-neopixel](./stm32-neopixel) | STM32F746G-DISCO | None | Control NeoPixel LEDs using SPI. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/9c5d8f74-f8aa-4632-831e-212a3e35e75a"> |
 | [stm32-uart-echo](./stm32-uart-echo) | STM32F746G-DISCO | None | Echo user input using UART. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/97d3c465-9a07-4b86-9654-0c2aaaa43b3d">|
 | [pico-blink](./pico-blink) | Raspberry Pi Pico | None  | Blink an LED repeatedly. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/f2c45c18-f9a4-48b4-a941-1298ecc942cb"> |
-| [pico-blink-sdk](./pico-blink-sdk) | Raspberry Pi Pico, Pico 2 | Pico SDK | Blink an LED repeatedly with Swift & the Pico SDK. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/f2c45c18-f9a4-48b4-a941-1298ecc942cb"> |
+| [pico-blink-sdk](./pico-blink-sdk) | Raspberry Pi Pico, Pico 2 | Pico SDK | Blink an LED repeatedly with Swift & the Pico SDK and advertise as a Bluetooth iBeacon. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/f2c45c18-f9a4-48b4-a941-1298ecc942cb"> |
 | [pico-w-blink-sdk](./pico-w-blink-sdk) | Raspberry Pi Pico W | Pico SDK | Blink an LED to signal 'SOS' in Morse code repeatedly with Swift & the Pico SDK. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/26223064/a4949a2e-1887-4325-8f5f-a681963c93d7"> |
 | [pico2-neopixel](./pico2-neopixel) | Raspberry Pi Pico 2 | None | Control Neopixel LEDs using the RP2350 PIO. | <img width="300" src="pico2-neopixel/assets/images/example.jpg"> |
 | [nrfx-blink-sdk](./nrfx-blink-sdk) | nRF52840-DK | Zephyr SDK | Blink an LED repeatedly with Swift & Zephyr. | <img width="300" src="https://github.com/apple/swift-embedded-examples/assets/1186214/ae3ff153-dd33-4460-8a08-4eac442bf7b0"> |