Support nearly all nRF5 RADIOs

embassy-nrf/src/chips/nrf51.rs

@@ -99,6 +99,9 @@ embassy_hal_internal::peripherals! {
 
     // TEMP
     TEMP,
+
+    // Radio
+    RADIO,
 }
 
 impl_timer!(TIMER0, TIMER0, TIMER0);
@@ -140,6 +143,8 @@ impl_pin!(P0_29, 0, 29);
 impl_pin!(P0_30, 0, 30);
 impl_pin!(P0_31, 0, 31);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf52805.rs

@@ -129,6 +129,9 @@ embassy_hal_internal::peripherals! {
 
     // QDEC
     QDEC,
+
+    // Radio
+    RADIO,
 }
 
 impl_uarte!(UARTE0, UARTE0, UARTE0_UART0);
@@ -209,6 +212,8 @@ impl_ppi_channel!(PPI_CH31, 31 => static);
 impl_saadc_input!(P0_04, ANALOG_INPUT2);
 impl_saadc_input!(P0_05, ANALOG_INPUT3);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf52810.rs

@@ -135,6 +135,9 @@ embassy_hal_internal::peripherals! {
 
     // PDM
     PDM,
+
+    // Radio
+    RADIO,
 }
 
 impl_uarte!(UARTE0, UARTE0, UARTE0_UART0);
@@ -235,6 +238,8 @@ impl_saadc_input!(P0_29, ANALOG_INPUT5);
 impl_saadc_input!(P0_30, ANALOG_INPUT6);
 impl_saadc_input!(P0_31, ANALOG_INPUT7);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf52811.rs

@@ -135,6 +135,9 @@ embassy_hal_internal::peripherals! {
 
     // PDM
     PDM,
+
+    // Radio
+    RADIO,
 }
 
 impl_uarte!(UARTE0, UARTE0, UARTE0_UART0);
@@ -237,6 +240,8 @@ impl_saadc_input!(P0_29, ANALOG_INPUT5);
 impl_saadc_input!(P0_30, ANALOG_INPUT6);
 impl_saadc_input!(P0_31, ANALOG_INPUT7);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf52820.rs

@@ -130,6 +130,9 @@ embassy_hal_internal::peripherals! {
 
     // QDEC
     QDEC,
+
+    // Radio
+    RADIO,
 }
 
 impl_usb!(USBD, USBD, USBD);
@@ -224,6 +227,8 @@ impl_ppi_channel!(PPI_CH29, 29 => static);
 impl_ppi_channel!(PPI_CH30, 30 => static);
 impl_ppi_channel!(PPI_CH31, 31 => static);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf52832.rs

@@ -150,6 +150,9 @@ embassy_hal_internal::peripherals! {
 
     // PDM
     PDM,
+
+    // Radio
+    RADIO,
 }
 
 impl_uarte!(UARTE0, UARTE0, UARTE0_UART0);
@@ -264,6 +267,8 @@ impl_saadc_input!(P0_31, ANALOG_INPUT7);
 
 impl_i2s!(I2S, I2S, I2S);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     POWER_CLOCK,
     RADIO,

embassy-nrf/src/chips/nrf5340_net.rs

@@ -248,6 +248,9 @@ embassy_hal_internal::peripherals! {
     P1_13,
     P1_14,
     P1_15,
+
+    // Radio
+    RADIO,
 }
 
 impl_uarte!(SERIAL0, UARTE0, SERIAL0);
@@ -345,6 +348,8 @@ impl_ppi_channel!(PPI_CH29, 29 => configurable);
 impl_ppi_channel!(PPI_CH30, 30 => configurable);
 impl_ppi_channel!(PPI_CH31, 31 => configurable);
 
+impl_radio!(RADIO, RADIO, RADIO);
+
 embassy_hal_internal::interrupt_mod!(
     CLOCK_POWER,
     RADIO,

embassy-nrf/src/lib.rs

@@ -47,7 +47,7 @@ pub mod gpio;
 pub mod gpiote;
 
 // TODO: tested on other chips
-#[cfg(any(feature = "nrf52833", feature = "nrf52840"))]
+#[cfg(not(any(feature = "nrf51", feature = "_nrf9160")))]
 pub mod radio;
 
 #[cfg(any(feature = "nrf52832", feature = "nrf52833", feature = "nrf52840"))]

embassy-nrf/src/radio/ble.rs

@@ -7,6 +7,7 @@ use core::task::Poll;
 use embassy_hal_internal::drop::OnDrop;
 use embassy_hal_internal::{into_ref, PeripheralRef};
 pub use pac::radio::mode::MODE_A as Mode;
+#[cfg(not(feature = "nrf51"))]
 use pac::radio::pcnf0::PLEN_A as PreambleLength;
 
 use crate::interrupt::typelevel::Interrupt;
@@ -84,6 +85,7 @@ impl<'d, T: Instance> Radio<'d, T> {
 
         // Ch map between 2400 MHZ .. 2500 MHz
         // All modes use this range
+        #[cfg(not(feature = "nrf51"))]
         r.frequency.write(|w| w.map().default());
 
         // Configure shortcuts to simplify and speed up sending and receiving packets.
@@ -121,10 +123,18 @@ impl<'d, T: Instance> Radio<'d, T> {
         let r = T::regs();
         r.mode.write(|w| w.mode().variant(mode));
 
+        #[cfg(not(feature = "nrf51"))]
         r.pcnf0.write(|w| {
             w.plen().variant(match mode {
                 Mode::BLE_1MBIT => PreambleLength::_8BIT,
                 Mode::BLE_2MBIT => PreambleLength::_16BIT,
+                #[cfg(any(
+                    feature = "nrf52811",
+                    feature = "nrf52820",
+                    feature = "nrf52833",
+                    feature = "nrf52840",
+                    feature = "_nrf5340-net"
+                ))]
                 Mode::BLE_LR125KBIT | Mode::BLE_LR500KBIT => PreambleLength::LONG_RANGE,
                 _ => unimplemented!(),
             })
@@ -307,7 +317,11 @@ impl<'d, T: Instance> Radio<'d, T> {
         self.trigger_and_wait_end(move || {
             // Initialize the transmission
             // trace!("txen");
+
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             r.tasks_txen.write(|w| w.tasks_txen().set_bit());
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            r.tasks_txen.write(|w| unsafe { w.bits(1) });
         })
         .await;
 
@@ -324,7 +338,10 @@ impl<'d, T: Instance> Radio<'d, T> {
         self.trigger_and_wait_end(move || {
             // Initialize the transmission
             // trace!("rxen");
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             r.tasks_rxen.write(|w| w.tasks_rxen().set_bit());
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            r.tasks_rxen.write(|w| unsafe { w.bits(1) });
         })
         .await;
 
@@ -346,10 +363,16 @@ impl<'d, T: Instance> Radio<'d, T> {
             r.intenclr.write(|w| w.end().clear());
             r.events_end.reset();
 
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             r.tasks_stop.write(|w| w.tasks_stop().set_bit());
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            r.tasks_stop.write(|w| unsafe { w.bits(1) });
 
             // The docs don't explicitly mention any event to acknowledge the stop task
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             while r.events_end.read().events_end().bit_is_clear() {}
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            while r.events_end.read().bits() == 0 {}
 
             trace!("radio drop: stopped");
         });
@@ -370,7 +393,11 @@ impl<'d, T: Instance> Radio<'d, T> {
         // On poll check if interrupt happen
         poll_fn(|cx| {
             s.event_waker.register(cx.waker());
-            if r.events_end.read().events_end().bit_is_set() {
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
+            let end_event = r.events_end.read().events_end().bit_is_set();
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            let end_event = r.events_end.read().bits() == 1;
+            if end_event {
                 // trace!("radio:end");
                 return core::task::Poll::Ready(());
             }
@@ -394,10 +421,16 @@ impl<'d, T: Instance> Radio<'d, T> {
         if self.state() != RadioState::DISABLED {
             trace!("radio:disable");
             // Trigger the disable task
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             r.tasks_disable.write(|w| w.tasks_disable().set_bit());
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            r.tasks_disable.write(|w| unsafe { w.bits(1) });
 
             // Wait until the radio is disabled
+            #[cfg(not(any(feature = "nrf51", feature = "nrf52832")))]
             while r.events_disabled.read().events_disabled().bit_is_clear() {}
+            #[cfg(any(feature = "nrf51", feature = "nrf52832"))]
+            while r.events_disabled.read().bits() == 0 {}
 
             compiler_fence(Ordering::SeqCst);
 

embassy-nrf/src/radio/ieee802154.rs

@@ -162,15 +162,34 @@ impl<'d, T: Instance> Radio<'d, T> {
         self.needs_enable = true;
 
         let tx_power: TxPower = match power {
+            #[cfg(not(feature = "_nrf5340-net"))]
             8 => TxPower::POS8D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             7 => TxPower::POS7D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             6 => TxPower::POS6D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             5 => TxPower::POS5D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             4 => TxPower::POS4D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             3 => TxPower::POS3D_BM,
+            #[cfg(not(feature = "_nrf5340-net"))]
             2 => TxPower::POS2D_BM,
             0 => TxPower::_0D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -1 => TxPower::NEG1D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -2 => TxPower::NEG2D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -3 => TxPower::NEG3D_BM,
             -4 => TxPower::NEG4D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -5 => TxPower::NEG5D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -6 => TxPower::NEG6D_BM,
+            #[cfg(feature = "_nrf5340-net")]
+            -7 => TxPower::NEG7D_BM,
             -8 => TxPower::NEG8D_BM,
             -12 => TxPower::NEG12D_BM,
             -16 => TxPower::NEG16D_BM,

embassy-nrf/src/radio/mod.rs

@@ -7,7 +7,12 @@
 
 /// Bluetooth Low Energy Radio driver.
 pub mod ble;
-#[cfg(any(feature = "nrf52840", feature = "nrf52833", feature = "_nrf5340-net"))]
+#[cfg(any(
+    feature = "nrf52820",
+    feature = "nrf52833",
+    feature = "nrf52840",
+    feature = "_nrf5340-net"
+))]
 /// IEEE 802.15.4
 pub mod ieee802154;