├── .cargo └── config ├── .gitignore ├── Cargo.toml ├── LICENSE-APACHE ├── LICENSE-MIT ├── README.md ├── Xargo.toml ├── examples ├── blinky.rs ├── empty.rs ├── override-default-handler.rs ├── rtfm.rs ├── timer-rtfm.rs └── timer.rs └── memory.x /.cargo/config: -------------------------------------------------------------------------------- 1 | [target.msp430-none-elf] 2 | rustflags = [ 3 | "-C", "link-arg=-nostartfiles", 4 | "-C", "link-arg=-Tlink.x", 5 | ] 6 | 7 | [build] 8 | target = "msp430-none-elf" -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | **/*.rs.bk 2 | .gdb_history 3 | Cargo.lock 4 | target 5 | -------------------------------------------------------------------------------- /Cargo.toml: -------------------------------------------------------------------------------- 1 | [package] 2 | authors = ["Jorge Aparicio "] 3 | name = "msp430-quickstart" 4 | version = "0.1.0" 5 | 6 | [dependencies.msp430] 7 | version = "0.1.0" 8 | 9 | [dependencies.msp430-rt] 10 | features = ["abort-on-panic"] 11 | version = "0.1.0" 12 | 13 | [dependencies.msp430-rtfm] 14 | git = "https://github.com/japaric/msp430-rtfm" 15 | 16 | [dependencies.msp430g2553] 17 | features = ["rt"] 18 | version = "0.1.0" 19 | 20 | [profile.release] 21 | lto = true 22 | -------------------------------------------------------------------------------- /LICENSE-APACHE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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IN NO EVENT 21 | SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 22 | CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23 | OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR 24 | IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 25 | DEALINGS IN THE SOFTWARE. 26 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # `msp430-quickstart` 2 | 3 | The official MSP430 quickstart repo is at https://github.com/rust-embedded/msp430-quickstart 4 | This is an old version that has been archived. 5 | 6 | # License 7 | 8 | Licensed under either of 9 | 10 | - Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or 11 | http://www.apache.org/licenses/LICENSE-2.0) 12 | 13 | - MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT) 14 | 15 | at your option. 16 | 17 | ## Contribution 18 | 19 | Unless you explicitly state otherwise, any contribution intentionally submitted 20 | for inclusion in the work by you, as defined in the Apache-2.0 license, shall be 21 | dual licensed as above, without any additional terms or conditions. 22 | -------------------------------------------------------------------------------- /Xargo.toml: -------------------------------------------------------------------------------- 1 | [dependencies.core] 2 | stage = 0 3 | 4 | [dependencies.compiler_builtins] 5 | features = ["mem"] 6 | stage = 1 -------------------------------------------------------------------------------- /examples/blinky.rs: -------------------------------------------------------------------------------- 1 | #![no_std] 2 | 3 | extern crate msp430; 4 | extern crate msp430g2553; 5 | 6 | use msp430::{asm, interrupt}; 7 | use msp430g2553::PORT_1_2; 8 | 9 | fn delay(n: u16) { 10 | let mut i = 0; 11 | loop { 12 | asm::nop(); 13 | 14 | i += 1; 15 | 16 | if i == n { 17 | break; 18 | } 19 | } 20 | } 21 | 22 | // P0 = red LED 23 | // P6 = green LED 24 | fn main() { 25 | interrupt::free(|cs| { 26 | // Disable watchdog 27 | let wdt = msp430g2553::WATCHDOG_TIMER.borrow(&cs); 28 | wdt.wdtctl.write(|w| { 29 | unsafe { w.bits(0x5A00) } // password 30 | .wdthold().set_bit() 31 | }); 32 | 33 | let port_1_2 = PORT_1_2.borrow(cs); 34 | 35 | // set P0 high and P6 low 36 | port_1_2 37 | .p1out 38 | .modify(|_, w| w.p0().set_bit().p6().clear_bit()); 39 | 40 | // Set P0 and P6 as outputs 41 | port_1_2 42 | .p1dir 43 | .modify(|_, w| w.p0().set_bit().p6().set_bit()); 44 | 45 | loop { 46 | delay(10_000); 47 | 48 | // toggle outputs 49 | port_1_2.p1out.modify( 50 | |r, w| w.p0().bit(!r.p0().bit()).p6().bit(!r.p6().bit()), 51 | ); 52 | } 53 | }); 54 | } 55 | -------------------------------------------------------------------------------- /examples/empty.rs: -------------------------------------------------------------------------------- 1 | #![no_std] 2 | 3 | extern crate msp430g2553; 4 | 5 | fn main() {} 6 | -------------------------------------------------------------------------------- /examples/override-default-handler.rs: -------------------------------------------------------------------------------- 1 | #![no_std] 2 | #![feature(abi_msp430_interrupt)] 3 | 4 | #[macro_use(default_handler)] 5 | extern crate msp430g2553; 6 | 7 | use core::ptr; 8 | 9 | fn main() {} 10 | 11 | default_handler!(handler); 12 | 13 | static mut X: u16 = 0; 14 | 15 | fn handler() { 16 | unsafe { 17 | ptr::write_volatile(&mut X, ptr::read_volatile(&X) + 1); 18 | } 19 | } 20 | -------------------------------------------------------------------------------- /examples/rtfm.rs: -------------------------------------------------------------------------------- 1 | #![deny(warnings)] 2 | #![feature(abi_msp430_interrupt)] 3 | #![feature(const_fn)] 4 | #![feature(proc_macro)] 5 | #![no_std] 6 | 7 | extern crate msp430; 8 | extern crate msp430g2553; 9 | #[macro_use(task)] 10 | extern crate msp430_rtfm as rtfm; 11 | 12 | use rtfm::app; 13 | 14 | app! { 15 | device: msp430g2553, 16 | 17 | resources: { 18 | static SHARED: u32 = 0; 19 | }, 20 | 21 | idle: { 22 | resources: [SHARED], 23 | }, 24 | 25 | tasks: { 26 | TIMER0_A1: { 27 | resources: [SHARED], 28 | }, 29 | }, 30 | } 31 | 32 | fn init(_p: init::Peripherals, _r: init::Resources) {} 33 | 34 | fn idle(mut r: idle::Resources) -> ! { 35 | loop { 36 | // .. 37 | 38 | // to access a *shared* resource from `idle` a critical section is 39 | // needed 40 | rtfm::atomic(|cs| { **r.SHARED.borrow_mut(cs) += 1; }); 41 | 42 | // .. 43 | } 44 | } 45 | 46 | task!(TIMER0_A1, periodic); 47 | 48 | fn periodic(r: TIMER0_A1::Resources) { 49 | // interrupts don't need a critical section to access resources 50 | **r.SHARED += 1; 51 | } 52 | -------------------------------------------------------------------------------- /examples/timer-rtfm.rs: -------------------------------------------------------------------------------- 1 | #![deny(warnings)] 2 | #![feature(abi_msp430_interrupt)] 3 | #![feature(proc_macro)] 4 | #![no_std] 5 | 6 | extern crate msp430; 7 | extern crate msp430g2553; 8 | #[macro_use(task)] 9 | extern crate msp430_rtfm as rtfm; 10 | 11 | use msp430::asm; 12 | use rtfm::app; 13 | 14 | app! { 15 | device: msp430g2553, 16 | 17 | tasks: { 18 | TIMER0_A1: { 19 | resources: [PORT_1_2, TIMER0_A3], 20 | }, 21 | }, 22 | } 23 | 24 | // This initialization function runs first and has full access to all the 25 | // resources (peripherals and data) 26 | // This function runs with interrupts disabled and *can't* be preempted 27 | fn init(p: init::Peripherals) { 28 | // Disable watchdog 29 | p.WATCHDOG_TIMER.wdtctl.write(|w| unsafe { 30 | const PASSWORD: u16 = 0x5A00; 31 | w.bits(PASSWORD).wdthold().set_bit() 32 | }); 33 | 34 | p.PORT_1_2 35 | .p1dir 36 | .modify(|_, w| w.p0().set_bit().p6().set_bit()); 37 | p.PORT_1_2 38 | .p1out 39 | .modify(|_, w| w.p0().set_bit().p6().clear_bit()); 40 | 41 | p.SYSTEM_CLOCK.bcsctl3.modify(|_, w| w.lfxt1s().lfxt1s_2()); 42 | p.SYSTEM_CLOCK.bcsctl1.modify(|_, w| w.diva().diva_1()); 43 | 44 | p.TIMER0_A3.ta0ccr0.write(|w| unsafe { w.bits(1200) }); 45 | p.TIMER0_A3 46 | .ta0ctl 47 | .modify(|_, w| w.tassel().tassel_1().mc().mc_1()); 48 | p.TIMER0_A3.ta0cctl1.modify(|_, w| w.ccie().set_bit()); 49 | p.TIMER0_A3.ta0ccr1.write(|w| unsafe { w.bits(600) }); 50 | } 51 | 52 | // The idle function runs right after `init` 53 | // The interrupts are enabled at this point and `idle` and can be preempted 54 | fn idle() -> ! { 55 | loop { 56 | // NOTE it seems this infinite loop gets optimized to `undef` if the NOP 57 | // is removed 58 | asm::nop() 59 | } 60 | } 61 | 62 | task!(TIMER0_A1, periodic); 63 | 64 | // A task has access to the resources declared in the `rtfm!` macro 65 | fn periodic(r: TIMER0_A1::Resources) { 66 | r.TIMER0_A3.ta0cctl1.modify(|_, w| w.ccifg().clear_bit()); 67 | 68 | r.PORT_1_2 69 | .p1out 70 | .modify(|r, w| w.p0().bit(!r.p0().bit()) 71 | .p6().bit(!r.p6().bit())); 72 | } 73 | -------------------------------------------------------------------------------- /examples/timer.rs: -------------------------------------------------------------------------------- 1 | #![no_std] 2 | #![feature(abi_msp430_interrupt)] 3 | 4 | extern crate msp430; 5 | #[macro_use(interrupt)] 6 | extern crate msp430g2553; 7 | 8 | use msp430::interrupt; 9 | use msp430g2553::{PORT_1_2, TIMER0_A3, SYSTEM_CLOCK}; 10 | 11 | fn main() { 12 | interrupt::free(|cs| { 13 | // Disable watchdog 14 | let wdt = msp430g2553::WATCHDOG_TIMER.borrow(&cs); 15 | wdt.wdtctl.write(|w| { 16 | unsafe { w.bits(0x5A00) } // password 17 | .wdthold().set_bit() 18 | }); 19 | 20 | let port_1_2 = PORT_1_2.borrow(cs); 21 | port_1_2.p1dir.modify(|_, w| w.p0().set_bit() 22 | .p6().set_bit()); 23 | port_1_2.p1out.modify(|_, w| w.p0().set_bit() 24 | .p6().clear_bit()); 25 | 26 | let clock = SYSTEM_CLOCK.borrow(cs); 27 | clock.bcsctl3.modify(|_, w| w.lfxt1s().lfxt1s_2()); 28 | clock.bcsctl1.modify(|_, w| w.diva().diva_1()); 29 | 30 | let timer = TIMER0_A3.borrow(cs); 31 | timer.ta0ccr0.write(|w| unsafe { w.bits(1200) }); 32 | timer.ta0ctl.modify(|_, w| w.tassel().tassel_1() 33 | .mc().mc_1()); 34 | timer.ta0cctl1.modify(|_, w| w.ccie().set_bit()); 35 | timer.ta0ccr1.write(|w| unsafe { w.bits(600) }); 36 | }); 37 | 38 | unsafe { 39 | interrupt::enable(); 40 | } 41 | 42 | loop {} 43 | } 44 | 45 | interrupt!(TIMER0_A1, timer_handler); 46 | fn timer_handler() { 47 | interrupt::free(|cs| { 48 | let timer = TIMER0_A3.borrow(cs); 49 | timer.ta0cctl1.modify(|_, w| w.ccifg().clear_bit()); 50 | 51 | let port_1_2 = PORT_1_2.borrow(cs); 52 | port_1_2.p1out.modify(|r, w| w.p0().bit(!r.p0().bit()) 53 | .p6().bit(!r.p6().bit())); 54 | }); 55 | } 56 | -------------------------------------------------------------------------------- /memory.x: -------------------------------------------------------------------------------- 1 | MEMORY 2 | { 3 | RAM : ORIGIN = 0x0200, LENGTH = 0x0200 4 | ROM : ORIGIN = 0xC000, LENGTH = 0x3FDE 5 | VECTORS : ORIGIN = 0xFFE0, LENGTH = 0x20 6 | } 7 | --------------------------------------------------------------------------------