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#![allow(non_snake_case, non_upper_case_globals)]
#![allow(non_camel_case_types)]
//! Serial peripheral interface/Inter-IC sound
//!
//! Used by: stm32l412, stm32l4x1, stm32l4x2, stm32l4x3, stm32l4x5, stm32l4x6
use crate::{RORegister, RWRegister};
#[cfg(not(feature = "nosync"))]
use core::marker::PhantomData;
/// control register 1
pub mod CR1 {
/// Bidirectional data mode enable
pub mod BIDIMODE {
/// Offset (15 bits)
pub const offset: u32 = 15;
/// Mask (1 bit: 1 << 15)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: 2-line unidirectional data mode selected
pub const Unidirectional: u32 = 0b0;
/// 0b1: 1-line bidirectional data mode selected
pub const Bidirectional: u32 = 0b1;
}
}
/// Output enable in bidirectional mode
pub mod BIDIOE {
/// Offset (14 bits)
pub const offset: u32 = 14;
/// Mask (1 bit: 1 << 14)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Output disabled (receive-only mode)
pub const OutputDisabled: u32 = 0b0;
/// 0b1: Output enabled (transmit-only mode)
pub const OutputEnabled: u32 = 0b1;
}
}
/// Hardware CRC calculation enable
pub mod CRCEN {
/// Offset (13 bits)
pub const offset: u32 = 13;
/// Mask (1 bit: 1 << 13)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: CRC calculation disabled
pub const Disabled: u32 = 0b0;
/// 0b1: CRC calculation enabled
pub const Enabled: u32 = 0b1;
}
}
/// CRC transfer next
pub mod CRCNEXT {
/// Offset (12 bits)
pub const offset: u32 = 12;
/// Mask (1 bit: 1 << 12)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Next transmit value is from Tx buffer
pub const TxBuffer: u32 = 0b0;
/// 0b1: Next transmit value is from Tx CRC register
pub const CRC: u32 = 0b1;
}
}
/// CRC length
pub mod CRCL {
/// Offset (11 bits)
pub const offset: u32 = 11;
/// Mask (1 bit: 1 << 11)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Receive only
pub mod RXONLY {
/// Offset (10 bits)
pub const offset: u32 = 10;
/// Mask (1 bit: 1 << 10)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Full duplex (Transmit and receive)
pub const FullDuplex: u32 = 0b0;
/// 0b1: Output disabled (Receive-only mode)
pub const OutputDisabled: u32 = 0b1;
}
}
/// Software slave management
pub mod SSM {
/// Offset (9 bits)
pub const offset: u32 = 9;
/// Mask (1 bit: 1 << 9)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Software slave management disabled
pub const Disabled: u32 = 0b0;
/// 0b1: Software slave management enabled
pub const Enabled: u32 = 0b1;
}
}
/// Internal slave select
pub mod SSI {
/// Offset (8 bits)
pub const offset: u32 = 8;
/// Mask (1 bit: 1 << 8)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: 0 is forced onto the NSS pin and the I/O value of the NSS pin is ignored
pub const SlaveSelected: u32 = 0b0;
/// 0b1: 1 is forced onto the NSS pin and the I/O value of the NSS pin is ignored
pub const SlaveNotSelected: u32 = 0b1;
}
}
/// Frame format
pub mod LSBFIRST {
/// Offset (7 bits)
pub const offset: u32 = 7;
/// Mask (1 bit: 1 << 7)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Data is transmitted/received with the MSB first
pub const MSBFirst: u32 = 0b0;
/// 0b1: Data is transmitted/received with the LSB first
pub const LSBFirst: u32 = 0b1;
}
}
/// SPI enable
pub mod SPE {
/// Offset (6 bits)
pub const offset: u32 = 6;
/// Mask (1 bit: 1 << 6)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Peripheral disabled
pub const Disabled: u32 = 0b0;
/// 0b1: Peripheral enabled
pub const Enabled: u32 = 0b1;
}
}
/// Baud rate control
pub mod BR {
/// Offset (3 bits)
pub const offset: u32 = 3;
/// Mask (3 bits: 0b111 << 3)
pub const mask: u32 = 0b111 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b000: f_PCLK / 2
pub const Div2: u32 = 0b000;
/// 0b001: f_PCLK / 4
pub const Div4: u32 = 0b001;
/// 0b010: f_PCLK / 8
pub const Div8: u32 = 0b010;
/// 0b011: f_PCLK / 16
pub const Div16: u32 = 0b011;
/// 0b100: f_PCLK / 32
pub const Div32: u32 = 0b100;
/// 0b101: f_PCLK / 64
pub const Div64: u32 = 0b101;
/// 0b110: f_PCLK / 128
pub const Div128: u32 = 0b110;
/// 0b111: f_PCLK / 256
pub const Div256: u32 = 0b111;
}
}
/// Master selection
pub mod MSTR {
/// Offset (2 bits)
pub const offset: u32 = 2;
/// Mask (1 bit: 1 << 2)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Slave configuration
pub const Slave: u32 = 0b0;
/// 0b1: Master configuration
pub const Master: u32 = 0b1;
}
}
/// Clock polarity
pub mod CPOL {
/// Offset (1 bits)
pub const offset: u32 = 1;
/// Mask (1 bit: 1 << 1)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: CK to 0 when idle
pub const IdleLow: u32 = 0b0;
/// 0b1: CK to 1 when idle
pub const IdleHigh: u32 = 0b1;
}
}
/// Clock phase
pub mod CPHA {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (1 bit: 1 << 0)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: The first clock transition is the first data capture edge
pub const FirstEdge: u32 = 0b0;
/// 0b1: The second clock transition is the first data capture edge
pub const SecondEdge: u32 = 0b1;
}
}
}
/// control register 2
pub mod CR2 {
/// Rx buffer DMA enable
pub mod RXDMAEN {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (1 bit: 1 << 0)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Rx buffer DMA disabled
pub const Disabled: u32 = 0b0;
/// 0b1: Rx buffer DMA enabled
pub const Enabled: u32 = 0b1;
}
}
/// Tx buffer DMA enable
pub mod TXDMAEN {
/// Offset (1 bits)
pub const offset: u32 = 1;
/// Mask (1 bit: 1 << 1)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Tx buffer DMA disabled
pub const Disabled: u32 = 0b0;
/// 0b1: Tx buffer DMA enabled
pub const Enabled: u32 = 0b1;
}
}
/// SS output enable
pub mod SSOE {
/// Offset (2 bits)
pub const offset: u32 = 2;
/// Mask (1 bit: 1 << 2)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: SS output is disabled in master mode
pub const Disabled: u32 = 0b0;
/// 0b1: SS output is enabled in master mode
pub const Enabled: u32 = 0b1;
}
}
/// NSS pulse management
pub mod NSSP {
/// Offset (3 bits)
pub const offset: u32 = 3;
/// Mask (1 bit: 1 << 3)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Frame format
pub mod FRF {
/// Offset (4 bits)
pub const offset: u32 = 4;
/// Mask (1 bit: 1 << 4)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Error interrupt enable
pub mod ERRIE {
/// Offset (5 bits)
pub const offset: u32 = 5;
/// Mask (1 bit: 1 << 5)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: Error interrupt masked
pub const Masked: u32 = 0b0;
/// 0b1: Error interrupt not masked
pub const NotMasked: u32 = 0b1;
}
}
/// RX buffer not empty interrupt enable
pub mod RXNEIE {
/// Offset (6 bits)
pub const offset: u32 = 6;
/// Mask (1 bit: 1 << 6)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: RXE interrupt masked
pub const Masked: u32 = 0b0;
/// 0b1: RXE interrupt not masked
pub const NotMasked: u32 = 0b1;
}
}
/// Tx buffer empty interrupt enable
pub mod TXEIE {
/// Offset (7 bits)
pub const offset: u32 = 7;
/// Mask (1 bit: 1 << 7)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: TXE interrupt masked
pub const Masked: u32 = 0b0;
/// 0b1: TXE interrupt not masked
pub const NotMasked: u32 = 0b1;
}
}
/// Data size
pub mod DS {
/// Offset (8 bits)
pub const offset: u32 = 8;
/// Mask (4 bits: 0b1111 << 8)
pub const mask: u32 = 0b1111 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// FIFO reception threshold
pub mod FRXTH {
/// Offset (12 bits)
pub const offset: u32 = 12;
/// Mask (1 bit: 1 << 12)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Last DMA transfer for reception
pub mod LDMA_RX {
/// Offset (13 bits)
pub const offset: u32 = 13;
/// Mask (1 bit: 1 << 13)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Last DMA transfer for transmission
pub mod LDMA_TX {
/// Offset (14 bits)
pub const offset: u32 = 14;
/// Mask (1 bit: 1 << 14)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
/// status register
pub mod SR {
/// Receive buffer not empty
pub mod RXNE {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (1 bit: 1 << 0)
pub const mask: u32 = 1 << offset;
/// Read-only values
pub mod R {
/// 0b0: Rx buffer empty
pub const Empty: u32 = 0b0;
/// 0b1: Rx buffer not empty
pub const NotEmpty: u32 = 0b1;
}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Transmit buffer empty
pub mod TXE {
/// Offset (1 bits)
pub const offset: u32 = 1;
/// Mask (1 bit: 1 << 1)
pub const mask: u32 = 1 << offset;
/// Read-only values
pub mod R {
/// 0b0: Tx buffer not empty
pub const NotEmpty: u32 = 0b0;
/// 0b1: Tx buffer empty
pub const Empty: u32 = 0b1;
}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// CRC error flag
pub mod CRCERR {
/// Offset (4 bits)
pub const offset: u32 = 4;
/// Mask (1 bit: 1 << 4)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values
pub mod RW {
/// 0b0: CRC value received matches the SPIx_RXCRCR value
pub const Match: u32 = 0b0;
/// 0b1: CRC value received does not match the SPIx_RXCRCR value
pub const NoMatch: u32 = 0b1;
}
}
/// Mode fault
pub mod MODF {
/// Offset (5 bits)
pub const offset: u32 = 5;
/// Mask (1 bit: 1 << 5)
pub const mask: u32 = 1 << offset;
/// Read-only values
pub mod R {
/// 0b0: No mode fault occurred
pub const NoFault: u32 = 0b0;
/// 0b1: Mode fault occurred
pub const Fault: u32 = 0b1;
}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Overrun flag
pub mod OVR {
/// Offset (6 bits)
pub const offset: u32 = 6;
/// Mask (1 bit: 1 << 6)
pub const mask: u32 = 1 << offset;
/// Read-only values
pub mod R {
/// 0b0: No overrun occurred
pub const NoOverrun: u32 = 0b0;
/// 0b1: Overrun occurred
pub const Overrun: u32 = 0b1;
}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Busy flag
pub mod BSY {
/// Offset (7 bits)
pub const offset: u32 = 7;
/// Mask (1 bit: 1 << 7)
pub const mask: u32 = 1 << offset;
/// Read-only values
pub mod R {
/// 0b0: SPI not busy
pub const NotBusy: u32 = 0b0;
/// 0b1: SPI busy
pub const Busy: u32 = 0b1;
}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// Frame format error
pub mod FRE {
/// Offset (8 bits)
pub const offset: u32 = 8;
/// Mask (1 bit: 1 << 8)
pub const mask: u32 = 1 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// FIFO reception level
pub mod FRLVL {
/// Offset (9 bits)
pub const offset: u32 = 9;
/// Mask (2 bits: 0b11 << 9)
pub const mask: u32 = 0b11 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
/// FIFO transmission level
pub mod FTLVL {
/// Offset (11 bits)
pub const offset: u32 = 11;
/// Mask (2 bits: 0b11 << 11)
pub const mask: u32 = 0b11 << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
/// data register
pub mod DR {
/// Data register
pub mod DR {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (16 bits: 0xffff << 0)
pub const mask: u32 = 0xffff << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
/// CRC polynomial register
pub mod CRCPR {
/// CRC polynomial register
pub mod CRCPOLY {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (16 bits: 0xffff << 0)
pub const mask: u32 = 0xffff << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
/// RX CRC register
pub mod RXCRCR {
/// Rx CRC register
pub mod RxCRC {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (16 bits: 0xffff << 0)
pub const mask: u32 = 0xffff << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
/// TX CRC register
pub mod TXCRCR {
/// Tx CRC register
pub mod TxCRC {
/// Offset (0 bits)
pub const offset: u32 = 0;
/// Mask (16 bits: 0xffff << 0)
pub const mask: u32 = 0xffff << offset;
/// Read-only values (empty)
pub mod R {}
/// Write-only values (empty)
pub mod W {}
/// Read-write values (empty)
pub mod RW {}
}
}
#[repr(C)]
pub struct RegisterBlock {
/// control register 1
pub CR1: RWRegister<u32>,
/// control register 2
pub CR2: RWRegister<u32>,
/// status register
pub SR: RWRegister<u32>,
/// data register
pub DR: RWRegister<u32>,
/// CRC polynomial register
pub CRCPR: RWRegister<u32>,
/// RX CRC register
pub RXCRCR: RORegister<u32>,
/// TX CRC register
pub TXCRCR: RORegister<u32>,
}
pub struct ResetValues {
pub CR1: u32,
pub CR2: u32,
pub SR: u32,
pub DR: u32,
pub CRCPR: u32,
pub RXCRCR: u32,
pub TXCRCR: u32,
}
#[cfg(not(feature = "nosync"))]
pub struct Instance {
pub(crate) addr: u32,
pub(crate) _marker: PhantomData<*const RegisterBlock>,
}
#[cfg(not(feature = "nosync"))]
impl ::core::ops::Deref for Instance {
type Target = RegisterBlock;
#[inline(always)]
fn deref(&self) -> &RegisterBlock {
unsafe { &*(self.addr as *const _) }
}
}
#[cfg(feature = "rtic")]
unsafe impl Send for Instance {}