pub struct W(_);
Expand description

Register TCR writer

Implementations

Bits 0:1 - Source increment mode These bits are set and cleared by software. These bits are protected and can be written only if EN is 0 Note: When source is AHB (SBUS=1), SINC = 00 is forbidden. In Linked List Mode, at the end of a block (single or last block in repeated block transfer mode), this register will be loaded from memory (from address given by current LAR[31:0]

  • 0x00).

Bits 2:3 - Destination increment mode These bits are set and cleared by software. These bits are protected and can be written only if EN is 0 Note: When destination is AHB (DBUS=1), DINC = 00 is forbidden.

Bits 4:5 - Source data size These bits are set and cleared by software. These bits are protected and can be written only if EN is 0 Note: If a value of 11 is programmed for the TCM access/AHB port, a transfer error will occur (TEIF bit set) If SINCOS < SSIZE and SINC ≠ 00, the result will be unpredictable. Note: SSIZE = 11 (double-word) is forbidden when source is TCM/AHB bus (SBUS=1).

Bits 6:7 - Destination data size These bits are set and cleared by software. These bits are protected and can be written only if EN is 0. Note: If a value of 11 is programmed for the TCM access/AHB port, a transfer error will occur (TEIF bit set) If DINCOS < DSIZE and DINC ≠ 00, the result will be unpredictable. Note: DSIZE = 11 (double-word) is forbidden when destination is TCM/AHB bus (DBUS=1).

Bits 8:9 - source increment offset size

Bits 10:11 - Destination increment offset

Bits 12:14 - source burst transfer configuration

Bits 15:17 - Destination burst transfer configuration

Bits 18:24 - buffer transfer lengh

Bit 25 - PacK Enable These bit is set and cleared by software. If the Source Size is smaller than the destination, it will be padded according to the PAM value. If the Source data size is larger than the destination one, it will be truncated. The alignment will be done according to the PAM[0] value. This bit is protected and can be written only if EN is 0

Bits 26:27 - Padding/Alignement Mode These bits are set and cleared by software. Case 1: Source data size smaller than destination data size - 3 options are valid. Case 2: Source data size larger than destination data size. The remainder part is discarded. When PKE = 1 or DSIZE=SSIZE, these bits are ignored. These bits are protected and can be written only if EN is 0

Bits 28:29 - Trigger Mode These bits are set and cleared by software. Note: If TRGM is 11 for the current block, all the values loaded at the end of the current block through the linked list mechanism must keep the same value (TRGM=11) and the same SWRM value, otherwise the result is undefined. These bits are protected and can be written only if EN is 0.

Bit 30 - SW Request Mode This bit is set and cleared by software. If a HW or SW request is currently active, the bit change will be delayed until the current transfer is completed. If the CxMAR contains a valid address, the CxMDR value will also be written @ CxMAR address. This bit is protected and can be written only if EN is 0.

Bit 31 - Bufferable Write Mode This bit is set and cleared by software. This bit is protected and can be written only if EN is 0. Note: All MDMA destination accesses are non-cacheable.

Writes raw bits to the register.

Methods from Deref<Target = W<TCR_SPEC>>

Writes raw bits to the register.

Trait Implementations

The resulting type after dereferencing.

Dereferences the value.

Mutably dereferences the value.

Converts to this type from the input type.

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The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.