Module esp32s3::spi0::sram_cmd

SPI0 external RAM mode control register

Structs

• R
  Register SRAM_CMD reader
• SRAM_CMD_SPEC
  SPI0 external RAM mode control register
• W
  Register SRAM_CMD writer

Type Definitions

• SADDR_DUAL_R
  Field SADDR_DUAL reader - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in ADDR phase.
• SADDR_DUAL_W
  Field SADDR_DUAL writer - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in ADDR phase.
• SADDR_OCT_R
  Field SADDR_OCT reader - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in ADDR phase.
• SADDR_OCT_W
  Field SADDR_OCT writer - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in ADDR phase.
• SADDR_QUAD_R
  Field SADDR_QUAD reader - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in ADDR phase.
• SADDR_QUAD_W
  Field SADDR_QUAD writer - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in ADDR phase.
• SCLK_MODE_R
  Field SCLK_MODE reader - SPI_CLK mode bits when SPI0 accesses to Ext_RAM. 0: SPI_CLK is off when CS inactive 1: SPI_CLK is delayed one cycle after CS inactive 2: SPI_CLK is delayed two cycles after CS inactive 3: SPI_CLK is always on.
• SCLK_MODE_W
  Field SCLK_MODE writer - SPI_CLK mode bits when SPI0 accesses to Ext_RAM. 0: SPI_CLK is off when CS inactive 1: SPI_CLK is delayed one cycle after CS inactive 2: SPI_CLK is delayed two cycles after CS inactive 3: SPI_CLK is always on.
• SCMD_DUAL_R
  Field SCMD_DUAL reader - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in CMD phase.
• SCMD_DUAL_W
  Field SCMD_DUAL writer - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in CMD phase.
• SCMD_OCT_R
  Field SCMD_OCT reader - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in CMD phase.
• SCMD_OCT_W
  Field SCMD_OCT writer - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in CMD phase.
• SCMD_QUAD_R
  Field SCMD_QUAD reader - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in CMD phase.
• SCMD_QUAD_W
  Field SCMD_QUAD writer - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in CMD phase.
• SDIN_DUAL_R
  Field SDIN_DUAL reader - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in DIN phase.
• SDIN_DUAL_W
  Field SDIN_DUAL writer - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in DIN phase.
• SDIN_OCT_R
  Field SDIN_OCT reader - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in DIN phase.
• SDIN_OCT_W
  Field SDIN_OCT writer - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in DIN phase.
• SDIN_QUAD_R
  Field SDIN_QUAD reader - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in DIN phase.
• SDIN_QUAD_W
  Field SDIN_QUAD writer - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in DIN phase.
• SDOUT_DUAL_R
  Field SDOUT_DUAL reader - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in DOUT phase.
• SDOUT_DUAL_W
  Field SDOUT_DUAL writer - When SPI0 accesses to Ext_RAM, set this bit to enable 2-bm in DOUT phase.
• SDOUT_OCT_R
  Field SDOUT_OCT reader - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in DOUT phase.
• SDOUT_OCT_W
  Field SDOUT_OCT writer - When SPI0 accesses to Ext_RAM, set this bit to enable 8-bm in DOUT phase.
• SDOUT_QUAD_R
  Field SDOUT_QUAD reader - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in DOUT phase.
• SDOUT_QUAD_W
  Field SDOUT_QUAD writer - When SPI0 accesses to Ext_RAM, set this bit to enable 4-bm in DOUT phase.
• SDUMMY_OUT_R
  Field SDUMMY_OUT reader - When SPI0 accesses to Ext_RAM, in the DUMMY phase the signal level of SPI bus is output by the SPI0 controller.
• SDUMMY_OUT_W
  Field SDUMMY_OUT writer - When SPI0 accesses to Ext_RAM, in the DUMMY phase the signal level of SPI bus is output by the SPI0 controller.
• SWB_MODE_R
  Field SWB_MODE reader - Mode bits when SPI0 accesses to Ext_RAM.
• SWB_MODE_W
  Field SWB_MODE writer - Mode bits when SPI0 accesses to Ext_RAM.