Espressif Systems /ESP32-P4 /I3C_MST /DEVICE_CTRL

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Interpret as DEVICE_CTRL

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (REG_BA_INCLUDE)REG_BA_INCLUDE 0 (REG_TRANS_START)REG_TRANS_START 0 (REG_CLK_EN)REG_CLK_EN 0 (REG_IBI_RSTART_TRANS_EN)REG_IBI_RSTART_TRANS_EN 0 (REG_AUTO_DIS_IBI_EN)REG_AUTO_DIS_IBI_EN 0 (REG_DMA_RX_EN)REG_DMA_RX_EN 0 (REG_DMA_TX_EN)REG_DMA_TX_EN 0 (REG_MULTI_SLV_SINGLE_CCC_EN)REG_MULTI_SLV_SINGLE_CCC_EN 0 (REG_RX_BIT_ORDER)REG_RX_BIT_ORDER 0 (REG_RX_BYTE_ORDER)REG_RX_BYTE_ORDER 0 (REG_SCL_PULLUP_FORCE_EN)REG_SCL_PULLUP_FORCE_EN 0 (REG_SCL_OE_FORCE_EN)REG_SCL_OE_FORCE_EN 0 (REG_SDA_PP_RD_PULLUP_EN)REG_SDA_PP_RD_PULLUP_EN 0 (REG_SDA_RD_TBIT_HLVL_PULLUP_EN)REG_SDA_RD_TBIT_HLVL_PULLUP_EN 0 (REG_SDA_PP_WR_PULLUP_EN)REG_SDA_PP_WR_PULLUP_EN 0 (REG_DATA_BYTE_CNT_UNLATCH)REG_DATA_BYTE_CNT_UNLATCH 0 (REG_MEM_CLK_FORCE_ON)REG_MEM_CLK_FORCE_ON

Description

DEVICE_CTRL register controls the transfer properties and disposition of controllers capabilities.

Fields

REG_BA_INCLUDE

This bit is used to include I3C broadcast address(0x7E) for private transfer.(If I3C broadcast address is not include for the private transfer, In-Band Interrupts driven from Slaves may not win address arbitration. Hence IBIs will get delayed)

REG_TRANS_START

Transfer Start

REG_CLK_EN

NA

REG_IBI_RSTART_TRANS_EN

NA

REG_AUTO_DIS_IBI_EN

NA

REG_DMA_RX_EN

NA

REG_DMA_TX_EN

NA

REG_MULTI_SLV_SINGLE_CCC_EN

0: rx high bit first, 1: rx low bit first

REG_RX_BIT_ORDER

0: rx low byte fist, 1: rx high byte first

REG_RX_BYTE_ORDER

NA

REG_SCL_PULLUP_FORCE_EN

This bit is used to force scl_pullup_en

REG_SCL_OE_FORCE_EN

This bit is used to force scl_oe

REG_SDA_PP_RD_PULLUP_EN

NA

REG_SDA_RD_TBIT_HLVL_PULLUP_EN

NA

REG_SDA_PP_WR_PULLUP_EN

NA

REG_DATA_BYTE_CNT_UNLATCH

1: read current real-time updated value 0: read latch data byte cnt value

REG_MEM_CLK_FORCE_ON

1: dev characteristic and address table memory clk date force on . 0 : clock gating by rd/wr.

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