Repostiory containing DAPLink source code with Reset Pin workaround for HANI_IOT board.
Upstream: https://github.com/ARMmbed/DAPLink
source/hic_hal/atmel/sam3u2c/component/adc.h
- Committer:
- Pawel Zarembski
- Date:
- 2020-04-07
- Revision:
- 0:01f31e923fe2
File content as of revision 0:01f31e923fe2:
/* ---------------------------------------------------------------------------- */ /* Atmel Microcontroller Software Support */ /* SAM Software Package License */ /* ---------------------------------------------------------------------------- */ /* Copyright (c) %copyright_year%, Atmel Corporation */ /* */ /* All rights reserved. */ /* */ /* Redistribution and use in source and binary forms, with or without */ /* modification, are permitted provided that the following condition is met: */ /* */ /* - Redistributions of source code must retain the above copyright notice, */ /* this list of conditions and the disclaimer below. */ /* */ /* Atmel's name may not be used to endorse or promote products derived from */ /* this software without specific prior written permission. */ /* */ /* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ /* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ /* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ /* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ /* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ /* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ /* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* ---------------------------------------------------------------------------- */ #ifndef _SAM3U_ADC_COMPONENT_ #define _SAM3U_ADC_COMPONENT_ /* ============================================================================= */ /** SOFTWARE API DEFINITION FOR Analog-to-Digital Converter */ /* ============================================================================= */ /** \addtogroup SAM3U_ADC Analog-to-Digital Converter */ /*@{*/ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) /** \brief Adc hardware registers */ typedef struct { WoReg ADC_CR; /**< \brief (Adc Offset: 0x00) Control Register */ RwReg ADC_MR; /**< \brief (Adc Offset: 0x04) Mode Register */ RoReg Reserved1[2]; WoReg ADC_CHER; /**< \brief (Adc Offset: 0x10) Channel Enable Register */ WoReg ADC_CHDR; /**< \brief (Adc Offset: 0x14) Channel Disable Register */ RoReg ADC_CHSR; /**< \brief (Adc Offset: 0x18) Channel Status Register */ RoReg ADC_SR; /**< \brief (Adc Offset: 0x1C) Status Register */ RoReg ADC_LCDR; /**< \brief (Adc Offset: 0x20) Last Converted Data Register */ WoReg ADC_IER; /**< \brief (Adc Offset: 0x24) Interrupt Enable Register */ WoReg ADC_IDR; /**< \brief (Adc Offset: 0x28) Interrupt Disable Register */ RoReg ADC_IMR; /**< \brief (Adc Offset: 0x2C) Interrupt Mask Register */ RoReg ADC_CDR[8]; /**< \brief (Adc Offset: 0x30) Channel Data Register */ RoReg Reserved2[44]; RwReg ADC_RPR; /**< \brief (Adc Offset: 0x100) Receive Pointer Register */ RwReg ADC_RCR; /**< \brief (Adc Offset: 0x104) Receive Counter Register */ RoReg Reserved3[2]; RwReg ADC_RNPR; /**< \brief (Adc Offset: 0x110) Receive Next Pointer Register */ RwReg ADC_RNCR; /**< \brief (Adc Offset: 0x114) Receive Next Counter Register */ RoReg Reserved4[2]; WoReg ADC_PTCR; /**< \brief (Adc Offset: 0x120) Transfer Control Register */ RoReg ADC_PTSR; /**< \brief (Adc Offset: 0x124) Transfer Status Register */ } Adc; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ /* -------- ADC_CR : (ADC Offset: 0x00) Control Register -------- */ #define ADC_CR_SWRST (0x1u << 0) /**< \brief (ADC_CR) Software Reset */ #define ADC_CR_START (0x1u << 1) /**< \brief (ADC_CR) Start Conversion */ /* -------- ADC_MR : (ADC Offset: 0x04) Mode Register -------- */ #define ADC_MR_TRGEN (0x1u << 0) /**< \brief (ADC_MR) Trigger Enable */ #define ADC_MR_TRGSEL_Pos 1 #define ADC_MR_TRGSEL_Msk (0x7u << ADC_MR_TRGSEL_Pos) /**< \brief (ADC_MR) Trigger Selection */ #define ADC_MR_TRGSEL(value) ((ADC_MR_TRGSEL_Msk & ((value) << ADC_MR_TRGSEL_Pos))) #define ADC_MR_LOWRES (0x1u << 4) /**< \brief (ADC_MR) Resolution */ #define ADC_MR_SLEEP (0x1u << 5) /**< \brief (ADC_MR) Sleep Mode */ #define ADC_MR_PRESCAL_Pos 8 #define ADC_MR_PRESCAL_Msk (0xffu << ADC_MR_PRESCAL_Pos) /**< \brief (ADC_MR) Prescaler Rate Selection */ #define ADC_MR_PRESCAL(value) ((ADC_MR_PRESCAL_Msk & ((value) << ADC_MR_PRESCAL_Pos))) #define ADC_MR_STARTUP_Pos 16 #define ADC_MR_STARTUP_Msk (0x7fu << ADC_MR_STARTUP_Pos) /**< \brief (ADC_MR) Start Up Time */ #define ADC_MR_STARTUP(value) ((ADC_MR_STARTUP_Msk & ((value) << ADC_MR_STARTUP_Pos))) #define ADC_MR_SHTIM_Pos 24 #define ADC_MR_SHTIM_Msk (0xfu << ADC_MR_SHTIM_Pos) /**< \brief (ADC_MR) Sample & Hold Time */ #define ADC_MR_SHTIM(value) ((ADC_MR_SHTIM_Msk & ((value) << ADC_MR_SHTIM_Pos))) /* -------- ADC_CHER : (ADC Offset: 0x10) Channel Enable Register -------- */ #define ADC_CHER_CH0 (0x1u << 0) /**< \brief (ADC_CHER) Channel 0 Enable */ #define ADC_CHER_CH1 (0x1u << 1) /**< \brief (ADC_CHER) Channel 1 Enable */ #define ADC_CHER_CH2 (0x1u << 2) /**< \brief (ADC_CHER) Channel 2 Enable */ #define ADC_CHER_CH3 (0x1u << 3) /**< \brief (ADC_CHER) Channel 3 Enable */ #define ADC_CHER_CH4 (0x1u << 4) /**< \brief (ADC_CHER) Channel 4 Enable */ #define ADC_CHER_CH5 (0x1u << 5) /**< \brief (ADC_CHER) Channel 5 Enable */ #define ADC_CHER_CH6 (0x1u << 6) /**< \brief (ADC_CHER) Channel 6 Enable */ #define ADC_CHER_CH7 (0x1u << 7) /**< \brief (ADC_CHER) Channel 7 Enable */ /* -------- ADC_CHDR : (ADC Offset: 0x14) Channel Disable Register -------- */ #define ADC_CHDR_CH0 (0x1u << 0) /**< \brief (ADC_CHDR) Channel 0 Disable */ #define ADC_CHDR_CH1 (0x1u << 1) /**< \brief (ADC_CHDR) Channel 1 Disable */ #define ADC_CHDR_CH2 (0x1u << 2) /**< \brief (ADC_CHDR) Channel 2 Disable */ #define ADC_CHDR_CH3 (0x1u << 3) /**< \brief (ADC_CHDR) Channel 3 Disable */ #define ADC_CHDR_CH4 (0x1u << 4) /**< \brief (ADC_CHDR) Channel 4 Disable */ #define ADC_CHDR_CH5 (0x1u << 5) /**< \brief (ADC_CHDR) Channel 5 Disable */ #define ADC_CHDR_CH6 (0x1u << 6) /**< \brief (ADC_CHDR) Channel 6 Disable */ #define ADC_CHDR_CH7 (0x1u << 7) /**< \brief (ADC_CHDR) Channel 7 Disable */ /* -------- ADC_CHSR : (ADC Offset: 0x18) Channel Status Register -------- */ #define ADC_CHSR_CH0 (0x1u << 0) /**< \brief (ADC_CHSR) Channel 0 Status */ #define ADC_CHSR_CH1 (0x1u << 1) /**< \brief (ADC_CHSR) Channel 1 Status */ #define ADC_CHSR_CH2 (0x1u << 2) /**< \brief (ADC_CHSR) Channel 2 Status */ #define ADC_CHSR_CH3 (0x1u << 3) /**< \brief (ADC_CHSR) Channel 3 Status */ #define ADC_CHSR_CH4 (0x1u << 4) /**< \brief (ADC_CHSR) Channel 4 Status */ #define ADC_CHSR_CH5 (0x1u << 5) /**< \brief (ADC_CHSR) Channel 5 Status */ #define ADC_CHSR_CH6 (0x1u << 6) /**< \brief (ADC_CHSR) Channel 6 Status */ #define ADC_CHSR_CH7 (0x1u << 7) /**< \brief (ADC_CHSR) Channel 7 Status */ /* -------- ADC_SR : (ADC Offset: 0x1C) Status Register -------- */ #define ADC_SR_EOC0 (0x1u << 0) /**< \brief (ADC_SR) End of Conversion 0 */ #define ADC_SR_EOC1 (0x1u << 1) /**< \brief (ADC_SR) End of Conversion 1 */ #define ADC_SR_EOC2 (0x1u << 2) /**< \brief (ADC_SR) End of Conversion 2 */ #define ADC_SR_EOC3 (0x1u << 3) /**< \brief (ADC_SR) End of Conversion 3 */ #define ADC_SR_EOC4 (0x1u << 4) /**< \brief (ADC_SR) End of Conversion 4 */ #define ADC_SR_EOC5 (0x1u << 5) /**< \brief (ADC_SR) End of Conversion 5 */ #define ADC_SR_EOC6 (0x1u << 6) /**< \brief (ADC_SR) End of Conversion 6 */ #define ADC_SR_EOC7 (0x1u << 7) /**< \brief (ADC_SR) End of Conversion 7 */ #define ADC_SR_OVRE0 (0x1u << 8) /**< \brief (ADC_SR) Overrun Error 0 */ #define ADC_SR_OVRE1 (0x1u << 9) /**< \brief (ADC_SR) Overrun Error 1 */ #define ADC_SR_OVRE2 (0x1u << 10) /**< \brief (ADC_SR) Overrun Error 2 */ #define ADC_SR_OVRE3 (0x1u << 11) /**< \brief (ADC_SR) Overrun Error 3 */ #define ADC_SR_OVRE4 (0x1u << 12) /**< \brief (ADC_SR) Overrun Error 4 */ #define ADC_SR_OVRE5 (0x1u << 13) /**< \brief (ADC_SR) Overrun Error 5 */ #define ADC_SR_OVRE6 (0x1u << 14) /**< \brief (ADC_SR) Overrun Error 6 */ #define ADC_SR_OVRE7 (0x1u << 15) /**< \brief (ADC_SR) Overrun Error 7 */ #define ADC_SR_DRDY (0x1u << 16) /**< \brief (ADC_SR) Data Ready */ #define ADC_SR_GOVRE (0x1u << 17) /**< \brief (ADC_SR) General Overrun Error */ #define ADC_SR_ENDRX (0x1u << 18) /**< \brief (ADC_SR) End of RX Buffer */ #define ADC_SR_RXBUFF (0x1u << 19) /**< \brief (ADC_SR) RX Buffer Full */ /* -------- ADC_LCDR : (ADC Offset: 0x20) Last Converted Data Register -------- */ #define ADC_LCDR_LDATA_Pos 0 #define ADC_LCDR_LDATA_Msk (0x3ffu << ADC_LCDR_LDATA_Pos) /**< \brief (ADC_LCDR) Last Data Converted */ /* -------- ADC_IER : (ADC Offset: 0x24) Interrupt Enable Register -------- */ #define ADC_IER_EOC0 (0x1u << 0) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 0 */ #define ADC_IER_EOC1 (0x1u << 1) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 1 */ #define ADC_IER_EOC2 (0x1u << 2) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 2 */ #define ADC_IER_EOC3 (0x1u << 3) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 3 */ #define ADC_IER_EOC4 (0x1u << 4) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 4 */ #define ADC_IER_EOC5 (0x1u << 5) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 5 */ #define ADC_IER_EOC6 (0x1u << 6) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 6 */ #define ADC_IER_EOC7 (0x1u << 7) /**< \brief (ADC_IER) End of Conversion Interrupt Enable 7 */ #define ADC_IER_OVRE0 (0x1u << 8) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 0 */ #define ADC_IER_OVRE1 (0x1u << 9) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 1 */ #define ADC_IER_OVRE2 (0x1u << 10) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 2 */ #define ADC_IER_OVRE3 (0x1u << 11) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 3 */ #define ADC_IER_OVRE4 (0x1u << 12) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 4 */ #define ADC_IER_OVRE5 (0x1u << 13) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 5 */ #define ADC_IER_OVRE6 (0x1u << 14) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 6 */ #define ADC_IER_OVRE7 (0x1u << 15) /**< \brief (ADC_IER) Overrun Error Interrupt Enable 7 */ #define ADC_IER_DRDY (0x1u << 16) /**< \brief (ADC_IER) Data Ready Interrupt Enable */ #define ADC_IER_GOVRE (0x1u << 17) /**< \brief (ADC_IER) General Overrun Error Interrupt Enable */ #define ADC_IER_ENDRX (0x1u << 18) /**< \brief (ADC_IER) End of Receive Buffer Interrupt Enable */ #define ADC_IER_RXBUFF (0x1u << 19) /**< \brief (ADC_IER) Receive Buffer Full Interrupt Enable */ /* -------- ADC_IDR : (ADC Offset: 0x28) Interrupt Disable Register -------- */ #define ADC_IDR_EOC0 (0x1u << 0) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 0 */ #define ADC_IDR_EOC1 (0x1u << 1) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 1 */ #define ADC_IDR_EOC2 (0x1u << 2) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 2 */ #define ADC_IDR_EOC3 (0x1u << 3) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 3 */ #define ADC_IDR_EOC4 (0x1u << 4) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 4 */ #define ADC_IDR_EOC5 (0x1u << 5) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 5 */ #define ADC_IDR_EOC6 (0x1u << 6) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 6 */ #define ADC_IDR_EOC7 (0x1u << 7) /**< \brief (ADC_IDR) End of Conversion Interrupt Disable 7 */ #define ADC_IDR_OVRE0 (0x1u << 8) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 0 */ #define ADC_IDR_OVRE1 (0x1u << 9) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 1 */ #define ADC_IDR_OVRE2 (0x1u << 10) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 2 */ #define ADC_IDR_OVRE3 (0x1u << 11) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 3 */ #define ADC_IDR_OVRE4 (0x1u << 12) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 4 */ #define ADC_IDR_OVRE5 (0x1u << 13) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 5 */ #define ADC_IDR_OVRE6 (0x1u << 14) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 6 */ #define ADC_IDR_OVRE7 (0x1u << 15) /**< \brief (ADC_IDR) Overrun Error Interrupt Disable 7 */ #define ADC_IDR_DRDY (0x1u << 16) /**< \brief (ADC_IDR) Data Ready Interrupt Disable */ #define ADC_IDR_GOVRE (0x1u << 17) /**< \brief (ADC_IDR) General Overrun Error Interrupt Disable */ #define ADC_IDR_ENDRX (0x1u << 18) /**< \brief (ADC_IDR) End of Receive Buffer Interrupt Disable */ #define ADC_IDR_RXBUFF (0x1u << 19) /**< \brief (ADC_IDR) Receive Buffer Full Interrupt Disable */ /* -------- ADC_IMR : (ADC Offset: 0x2C) Interrupt Mask Register -------- */ #define ADC_IMR_EOC0 (0x1u << 0) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 0 */ #define ADC_IMR_EOC1 (0x1u << 1) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 1 */ #define ADC_IMR_EOC2 (0x1u << 2) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 2 */ #define ADC_IMR_EOC3 (0x1u << 3) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 3 */ #define ADC_IMR_EOC4 (0x1u << 4) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 4 */ #define ADC_IMR_EOC5 (0x1u << 5) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 5 */ #define ADC_IMR_EOC6 (0x1u << 6) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 6 */ #define ADC_IMR_EOC7 (0x1u << 7) /**< \brief (ADC_IMR) End of Conversion Interrupt Mask 7 */ #define ADC_IMR_OVRE0 (0x1u << 8) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 0 */ #define ADC_IMR_OVRE1 (0x1u << 9) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 1 */ #define ADC_IMR_OVRE2 (0x1u << 10) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 2 */ #define ADC_IMR_OVRE3 (0x1u << 11) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 3 */ #define ADC_IMR_OVRE4 (0x1u << 12) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 4 */ #define ADC_IMR_OVRE5 (0x1u << 13) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 5 */ #define ADC_IMR_OVRE6 (0x1u << 14) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 6 */ #define ADC_IMR_OVRE7 (0x1u << 15) /**< \brief (ADC_IMR) Overrun Error Interrupt Mask 7 */ #define ADC_IMR_DRDY (0x1u << 16) /**< \brief (ADC_IMR) Data Ready Interrupt Mask */ #define ADC_IMR_GOVRE (0x1u << 17) /**< \brief (ADC_IMR) General Overrun Error Interrupt Mask */ #define ADC_IMR_ENDRX (0x1u << 18) /**< \brief (ADC_IMR) End of Receive Buffer Interrupt Mask */ #define ADC_IMR_RXBUFF (0x1u << 19) /**< \brief (ADC_IMR) Receive Buffer Full Interrupt Mask */ /* -------- ADC_CDR[8] : (ADC Offset: 0x30) Channel Data Register -------- */ #define ADC_CDR_DATA_Pos 0 #define ADC_CDR_DATA_Msk (0x3ffu << ADC_CDR_DATA_Pos) /**< \brief (ADC_CDR[8]) Converted Data */ /* -------- ADC_RPR : (ADC Offset: 0x100) Receive Pointer Register -------- */ #define ADC_RPR_RXPTR_Pos 0 #define ADC_RPR_RXPTR_Msk (0xffffffffu << ADC_RPR_RXPTR_Pos) /**< \brief (ADC_RPR) Receive Pointer Register */ #define ADC_RPR_RXPTR(value) ((ADC_RPR_RXPTR_Msk & ((value) << ADC_RPR_RXPTR_Pos))) /* -------- ADC_RCR : (ADC Offset: 0x104) Receive Counter Register -------- */ #define ADC_RCR_RXCTR_Pos 0 #define ADC_RCR_RXCTR_Msk (0xffffu << ADC_RCR_RXCTR_Pos) /**< \brief (ADC_RCR) Receive Counter Register */ #define ADC_RCR_RXCTR(value) ((ADC_RCR_RXCTR_Msk & ((value) << ADC_RCR_RXCTR_Pos))) /* -------- ADC_RNPR : (ADC Offset: 0x110) Receive Next Pointer Register -------- */ #define ADC_RNPR_RXNPTR_Pos 0 #define ADC_RNPR_RXNPTR_Msk (0xffffffffu << ADC_RNPR_RXNPTR_Pos) /**< \brief (ADC_RNPR) Receive Next Pointer */ #define ADC_RNPR_RXNPTR(value) ((ADC_RNPR_RXNPTR_Msk & ((value) << ADC_RNPR_RXNPTR_Pos))) /* -------- ADC_RNCR : (ADC Offset: 0x114) Receive Next Counter Register -------- */ #define ADC_RNCR_RXNCTR_Pos 0 #define ADC_RNCR_RXNCTR_Msk (0xffffu << ADC_RNCR_RXNCTR_Pos) /**< \brief (ADC_RNCR) Receive Next Counter */ #define ADC_RNCR_RXNCTR(value) ((ADC_RNCR_RXNCTR_Msk & ((value) << ADC_RNCR_RXNCTR_Pos))) /* -------- ADC_PTCR : (ADC Offset: 0x120) Transfer Control Register -------- */ #define ADC_PTCR_RXTEN (0x1u << 0) /**< \brief (ADC_PTCR) Receiver Transfer Enable */ #define ADC_PTCR_RXTDIS (0x1u << 1) /**< \brief (ADC_PTCR) Receiver Transfer Disable */ #define ADC_PTCR_TXTEN (0x1u << 8) /**< \brief (ADC_PTCR) Transmitter Transfer Enable */ #define ADC_PTCR_TXTDIS (0x1u << 9) /**< \brief (ADC_PTCR) Transmitter Transfer Disable */ /* -------- ADC_PTSR : (ADC Offset: 0x124) Transfer Status Register -------- */ #define ADC_PTSR_RXTEN (0x1u << 0) /**< \brief (ADC_PTSR) Receiver Transfer Enable */ #define ADC_PTSR_TXTEN (0x1u << 8) /**< \brief (ADC_PTSR) Transmitter Transfer Enable */ /*@}*/ #endif /* _SAM3U_ADC_COMPONENT_ */