diff --git a/tests/nrf51822/.cargo/config.toml b/tests/nrf51822/.cargo/config.toml
new file mode 100644
index 000000000..3d0c71092
--- /dev/null
+++ b/tests/nrf51822/.cargo/config.toml
@@ -0,0 +1,9 @@
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+#runner = "teleprobe local run --chip nRF51822_xxAA --elf"
+runner = "teleprobe client run"
+
+[build]
+target = "thumbv6m-none-eabi"
+
+[env]
+DEFMT_LOG = "trace,embassy_hal_internal=debug"
diff --git a/tests/nrf51822/Cargo.toml b/tests/nrf51822/Cargo.toml
new file mode 100644
index 000000000..468fa03fa
--- /dev/null
+++ b/tests/nrf51822/Cargo.toml
@@ -0,0 +1,22 @@
+[package]
+edition = "2021"
+name = "embassy-nrf51822-tests"
+version = "0.1.0"
+license = "MIT OR Apache-2.0"
+
+[dependencies]
+teleprobe-meta = "1"
+
+embassy-sync = { version = "0.5.0", path = "../../embassy-sync", features = ["defmt", ] }
+embassy-executor = { version = "0.5.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt", "task-arena-size-8192", "integrated-timers"] }
+embassy-time = { version = "0.3.0", path = "../../embassy-time", features = ["defmt",  "defmt-timestamp-uptime"] }
+embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = ["defmt",  "nrf51", "time-driver-rtc1", "unstable-pac"] }
+embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
+embedded-hal-async = { version = "1.0" }
+
+defmt = "0.3"
+defmt-rtt = "0.4"
+
+cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
+cortex-m-rt = "0.7.0"
+panic-probe = { version = "0.3", features = ["print-defmt"] }
diff --git a/tests/nrf51822/build.rs b/tests/nrf51822/build.rs
new file mode 100644
index 000000000..71c82a70f
--- /dev/null
+++ b/tests/nrf51822/build.rs
@@ -0,0 +1,17 @@
+use std::error::Error;
+use std::path::PathBuf;
+use std::{env, fs};
+
+fn main() -> Result<(), Box<dyn Error>> {
+    let out = PathBuf::from(env::var("OUT_DIR").unwrap());
+    fs::write(out.join("link_ram.x"), include_bytes!("../link_ram_cortex_m.x")).unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+    println!("cargo:rerun-if-changed=link_ram.x");
+
+    println!("cargo:rustc-link-arg-bins=--nmagic");
+    println!("cargo:rustc-link-arg-bins=-Tlink_ram.x");
+    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+    println!("cargo:rustc-link-arg-bins=-Tteleprobe.x");
+
+    Ok(())
+}
diff --git a/tests/nrf51822/memory.x b/tests/nrf51822/memory.x
new file mode 100644
index 000000000..c140005ce
--- /dev/null
+++ b/tests/nrf51822/memory.x
@@ -0,0 +1,5 @@
+MEMORY
+{
+  FLASH : ORIGIN = 0x00000000, LENGTH = 256K
+  RAM : ORIGIN = 0x20000000, LENGTH = 32K
+}
diff --git a/tests/nrf51822/src/bin/gpio.rs b/tests/nrf51822/src/bin/gpio.rs
new file mode 100644
index 000000000..6c6bc0839
--- /dev/null
+++ b/tests/nrf51822/src/bin/gpio.rs
@@ -0,0 +1,28 @@
+#![no_std]
+#![no_main]
+teleprobe_meta::target!(b"nrf51-dk");
+
+use defmt::{assert, info};
+use embassy_executor::Spawner;
+use embassy_nrf::gpio::{Input, Level, Output, OutputDrive, Pull};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nrf::init(Default::default());
+
+    let input = Input::new(p.P0_13, Pull::None);
+    let mut output = Output::new(p.P0_14, Level::Low, OutputDrive::Standard);
+
+    output.set_low();
+    Timer::after_millis(1).await;
+    assert!(input.is_low());
+
+    output.set_high();
+    Timer::after_millis(1).await;
+    assert!(input.is_high());
+
+    info!("Test OK");
+    cortex_m::asm::bkpt();
+}
diff --git a/tests/nrf51822/src/bin/timer.rs b/tests/nrf51822/src/bin/timer.rs
new file mode 100644
index 000000000..2a147e7ba
--- /dev/null
+++ b/tests/nrf51822/src/bin/timer.rs
@@ -0,0 +1,25 @@
+#![no_std]
+#![no_main]
+teleprobe_meta::target!(b"nrf52840-dk");
+
+use defmt::{assert, info};
+use embassy_executor::Spawner;
+use embassy_time::{Instant, Timer};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let _p = embassy_nrf::init(Default::default());
+    info!("Hello World!");
+
+    let start = Instant::now();
+    Timer::after_millis(100).await;
+    let end = Instant::now();
+    let ms = (end - start).as_millis();
+    info!("slept for {} ms", ms);
+    assert!(ms >= 99);
+    assert!(ms < 110);
+
+    info!("Test OK");
+    cortex_m::asm::bkpt();
+}