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pikapython/bsp/TC264D/Libraries/seekfree_libraries/zf_spi.c
unsigned ba0151e714 add bsp
2022-01-18 00:58:54 +08:00

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/*********************************************************************************************************************
* COPYRIGHT NOTICE
* Copyright (c) 2020,<2C><><EFBFBD>ɿƼ<C9BF>
* All rights reserved.
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>QQȺ<51><C8BA><EFBFBD><EFBFBD>Ⱥ<EFBFBD><C8BA>824575535
*
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD>Ȩ<EFBFBD><C8A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɿƼ<C9BF><C6BC><EFBFBD><EFBFBD>У<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><D2B5>;<EFBFBD><CDBE>
* <20><>ӭ<EFBFBD><D3AD>λʹ<CEBB>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>뱣<EFBFBD><EBB1A3><EFBFBD><EFBFBD><EFBFBD>ɿƼ<C9BF><C6BC>İ<EFBFBD>Ȩ<EFBFBD><C8A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*
* @file spi
* @company <09>ɶ<EFBFBD><C9B6><EFBFBD><EFBFBD>ɿƼ<C9BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾
* @author <09><><EFBFBD>ɿƼ<C9BF>(QQ3184284598)
* @version <09>鿴doc<6F><63>version<6F>ļ<EFBFBD> <20>汾˵<E6B1BE><CBB5>
* @Software ADS v1.2.2
* @Target core TC264D
* @Taobao https://seekfree.taobao.com/
* @date 2020-3-23
********************************************************************************************************************/
#include "IFXQSPI_REGDEF.h"
#include "IfxQspi_SpiMaster.h"
#include "IfxQspi.h"
#include "zf_assert.h"
#include "zf_spi.h"
#define MAX_BAUD 50000000
void spi_mux(SPIN_enum spi_n, SPI_PIN_enum sck_pin, SPI_PIN_enum mosi_pin, SPI_PIN_enum miso_pin, SPI_PIN_enum cs_pin, IfxQspi_SpiMaster_Pins *set_pin, IfxQspi_SpiMaster_Output *set_cs)
{
set_pin->mrstMode = IfxPort_InputMode_pullDown;
set_pin->mtsrMode = IfxPort_OutputMode_pushPull;
set_pin->sclkMode = IfxPort_OutputMode_pushPull;
set_pin->pinDriver = IfxPort_PadDriver_cmosAutomotiveSpeed1;
set_cs->driver = IfxPort_PadDriver_cmosAutomotiveSpeed1;
set_cs->mode = IfxPort_OutputMode_pushPull;
switch(spi_n)
{
case SPI_0:
{
if (SPI0_SCLK_P20_11 == sck_pin) set_pin->sclk = &IfxQspi0_SCLK_P20_11_OUT;
else if (SPI0_SCLK_P20_13 == sck_pin) set_pin->sclk = &IfxQspi0_SCLK_P20_13_OUT;
else ZF_ASSERT(FALSE);
if (SPI0_MOSI_P20_12 == mosi_pin) set_pin->mtsr = &IfxQspi0_MTSR_P20_12_OUT;
else if (SPI0_MOSI_P20_14 == mosi_pin) set_pin->mtsr = &IfxQspi0_MTSR_P20_14_OUT;
else ZF_ASSERT(FALSE);
if (SPI0_MISO_P20_12 == miso_pin) set_pin->mrst = &IfxQspi0_MRSTA_P20_12_IN;
else ZF_ASSERT(FALSE);
if (SPI0_CS0_P20_8 == cs_pin) set_cs->pin = &IfxQspi0_SLSO0_P20_8_OUT;
else if (SPI0_CS1_P20_9 == cs_pin) set_cs->pin = &IfxQspi0_SLSO1_P20_9_OUT;
else if (SPI0_CS2_P20_13 == cs_pin) set_cs->pin = &IfxQspi0_SLSO2_P20_13_OUT;
else if (SPI0_CS3_P11_10 == cs_pin) set_cs->pin = &IfxQspi0_SLSO3_P11_10_OUT;
else if (SPI0_CS4_P11_11 == cs_pin) set_cs->pin = &IfxQspi0_SLSO4_P11_11_OUT;
else if (SPI0_CS5_P11_2 == cs_pin) set_cs->pin = &IfxQspi0_SLSO5_P11_2_OUT;
else if (SPI0_CS6_P20_10 == cs_pin) set_cs->pin = &IfxQspi0_SLSO6_P20_10_OUT;
else if (SPI0_CS7_P33_5 == cs_pin) set_cs->pin = &IfxQspi0_SLSO7_P33_5_OUT;
else if (SPI0_CS8_P20_6 == cs_pin) set_cs->pin = &IfxQspi0_SLSO8_P20_6_OUT;
else if (SPI0_CS9_P20_3 == cs_pin) set_cs->pin = &IfxQspi0_SLSO9_P20_3_OUT;
else if (SPI0_CS13_P15_0 == cs_pin) set_cs->pin = &IfxQspi0_SLSO13_P15_0_OUT;
else ZF_ASSERT(FALSE);
}break;
case SPI_1:
{
if (SPI1_SCLK_P10_2 == sck_pin) set_pin->sclk = &IfxQspi1_SCLK_P10_2_OUT;
else if (SPI1_SCLK_P11_6 == sck_pin) set_pin->sclk = &IfxQspi1_SCLK_P11_6_OUT;
else ZF_ASSERT(FALSE);
if (SPI1_MOSI_P10_1 == mosi_pin) set_pin->mtsr = &IfxQspi1_MTSR_P10_1_OUT;
else if (SPI1_MOSI_P10_3 == mosi_pin) set_pin->mtsr = &IfxQspi1_MTSR_P10_3_OUT;
else if (SPI1_MOSI_P10_4 == mosi_pin) set_pin->mtsr = &IfxQspi1_MTSR_P10_4_OUT;
else if (SPI1_MOSI_P11_9 == mosi_pin) set_pin->mtsr = &IfxQspi1_MTSR_P11_9_OUT;
else ZF_ASSERT(FALSE);
if (SPI1_MISO_P10_1 == miso_pin) set_pin->mrst = &IfxQspi1_MRSTA_P10_1_IN;
else if (SPI1_MISO_P11_3 == miso_pin) set_pin->mrst = &IfxQspi1_MRSTB_P11_3_IN;
else ZF_ASSERT(FALSE);
if (SPI1_CS0_P20_8 == cs_pin) set_cs->pin = &IfxQspi1_SLSO0_P20_8_OUT;
else if (SPI1_CS1_P20_9 == cs_pin) set_cs->pin = &IfxQspi1_SLSO1_P20_9_OUT;
else if (SPI1_CS2_P20_13 == cs_pin) set_cs->pin = &IfxQspi1_SLSO2_P20_13_OUT;
else if (SPI1_CS3_P11_10 == cs_pin) set_cs->pin = &IfxQspi1_SLSO3_P11_10_OUT;
else if (SPI1_CS4_P11_11 == cs_pin) set_cs->pin = &IfxQspi1_SLSO4_P11_11_OUT;
else if (SPI1_CS5_P11_2 == cs_pin) set_cs->pin = &IfxQspi1_SLSO5_P11_2_OUT;
else if (SPI1_CS6_P33_10 == cs_pin) set_cs->pin = &IfxQspi1_SLSO6_P33_10_OUT;
else if (SPI1_CS7_P33_5 == cs_pin) set_cs->pin = &IfxQspi1_SLSO7_P33_5_OUT;
else if (SPI1_CS8_P10_4 == cs_pin) set_cs->pin = &IfxQspi1_SLSO8_P10_4_OUT;
else if (SPI1_CS9_P10_5 == cs_pin) set_cs->pin = &IfxQspi1_SLSO9_P10_5_OUT;
else if (SPI1_CS10_P10_0 == cs_pin) set_cs->pin = &IfxQspi1_SLSO10_P10_0_OUT;
else ZF_ASSERT(FALSE);
}break;
case SPI_2:
{
if (SPI2_SCLK_P13_0 == sck_pin) set_pin->sclk = &IfxQspi2_SCLKN_P13_0_OUT;
else if (SPI2_SCLK_P13_1 == sck_pin) set_pin->sclk = &IfxQspi2_SCLKP_P13_1_OUT;
else if (SPI2_SCLK_P15_3 == sck_pin) set_pin->sclk = &IfxQspi2_SCLK_P15_3_OUT;
else if (SPI2_SCLK_P15_6 == sck_pin) set_pin->sclk = &IfxQspi2_SCLK_P15_6_OUT;
else if (SPI2_SCLK_P15_8 == sck_pin) set_pin->sclk = &IfxQspi2_SCLK_P15_8_OUT;
else ZF_ASSERT(FALSE);
if (SPI2_MOSI_P13_2 == mosi_pin) set_pin->mtsr = &IfxQspi2_MTSRN_P13_2_OUT;
else if (SPI2_MOSI_P13_3 == mosi_pin) set_pin->mtsr = &IfxQspi2_MTSRP_P13_3_OUT;
else if (SPI2_MOSI_P15_5 == mosi_pin) set_pin->mtsr = &IfxQspi2_MTSR_P15_5_OUT;
else if (SPI2_MOSI_P15_6 == mosi_pin) set_pin->mtsr = &IfxQspi2_MTSR_P15_6_OUT;
else ZF_ASSERT(FALSE);
if (SPI2_MISO_P15_2 == miso_pin) set_pin->mrst = &IfxQspi2_MRSTE_P15_2_IN;
else if (SPI2_MISO_P15_4 == miso_pin) set_pin->mrst = &IfxQspi2_MRSTA_P15_4_IN;
else if (SPI2_MISO_P15_7 == miso_pin) set_pin->mrst = &IfxQspi2_MRSTB_P15_7_IN;
else if (SPI2_MISO_P21_2 == miso_pin) set_pin->mrst = &IfxQspi2_MRSTCN_P21_2_IN;
else if (SPI2_MISO_P21_3 == miso_pin) set_pin->mrst = &IfxQspi2_MRSTCP_P21_3_IN;
else ZF_ASSERT(FALSE);
if (SPI2_CS0_P15_2 == cs_pin) set_cs->pin = &IfxQspi2_SLSO0_P15_2_OUT;
else if (SPI2_CS1_P14_2 == cs_pin) set_cs->pin = &IfxQspi2_SLSO1_P14_2_OUT;
else if (SPI2_CS2_P14_6 == cs_pin) set_cs->pin = &IfxQspi2_SLSO2_P14_6_OUT;
else if (SPI2_CS3_P14_3 == cs_pin) set_cs->pin = &IfxQspi2_SLSO3_P14_3_OUT;
else if (SPI2_CS4_P14_7 == cs_pin) set_cs->pin = &IfxQspi2_SLSO4_P14_7_OUT;
else if (SPI2_CS5_P15_1 == cs_pin) set_cs->pin = &IfxQspi2_SLSO5_P15_1_OUT;
else if (SPI2_CS6_P33_13 == cs_pin) set_cs->pin = &IfxQspi2_SLSO6_P33_13_OUT;
else if (SPI2_CS7_P20_10 == cs_pin) set_cs->pin = &IfxQspi2_SLSO7_P20_10_OUT;
else if (SPI2_CS8_P20_6 == cs_pin) set_cs->pin = &IfxQspi2_SLSO8_P20_6_OUT;
else if (SPI2_CS9_P20_3 == cs_pin) set_cs->pin = &IfxQspi2_SLSO9_P20_3_OUT;
else ZF_ASSERT(FALSE);
}break;
case SPI_3:
{
if (SPI3_SCLK_P02_7 == sck_pin) set_pin->sclk = &IfxQspi3_SCLK_P02_7_OUT;
else if (SPI3_SCLK_P10_8 == sck_pin) set_pin->sclk = &IfxQspi3_SCLK_P10_8_OUT;
else if (SPI3_SCLK_P22_0 == sck_pin) set_pin->sclk = &IfxQspi3_SCLKN_P22_0_OUT;
else if (SPI3_SCLK_P22_1 == sck_pin) set_pin->sclk = &IfxQspi3_SCLKP_P22_1_OUT;
else if (SPI3_SCLK_P22_3 == sck_pin) set_pin->sclk = &IfxQspi3_SCLK_P22_3_OUT;
else if (SPI3_SCLK_P33_11 == sck_pin) set_pin->sclk = &IfxQspi3_SCLK_P33_11_OUT;
else ZF_ASSERT(FALSE);
if (SPI3_MOSI_P02_6 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSR_P02_6_OUT;
else if (SPI3_MOSI_P10_6 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSR_P10_6_OUT;
else if (SPI3_MOSI_P22_0 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSR_P22_0_OUT;
else if (SPI3_MOSI_P22_2 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSRN_P22_2_OUT;
else if (SPI3_MOSI_P22_3 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSRP_P22_3_OUT;
else if (SPI3_MOSI_P33_12 == mosi_pin) set_pin->mtsr = &IfxQspi3_MTSR_P33_12_OUT;
else ZF_ASSERT(FALSE);
if (SPI3_MISO_P02_5 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTA_P02_5_IN;
else if (SPI3_MISO_P10_7 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTB_P10_7_IN;
else if (SPI3_MISO_P22_1 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTE_P22_1_IN;
else if (SPI3_MISO_P21_2 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTFN_P21_2_IN;
else if (SPI3_MISO_P21_3 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTFP_P21_3_IN;
else if (SPI3_MISO_P33_13 == miso_pin) set_pin->mrst = &IfxQspi3_MRSTD_P33_13_IN;
else ZF_ASSERT(FALSE);
if (SPI3_CS0_P02_4 == cs_pin) set_cs->pin = &IfxQspi3_SLSO0_P02_4_OUT;
else if (SPI3_CS1_P02_0 == cs_pin) set_cs->pin = &IfxQspi3_SLSO1_P02_0_OUT;
else if (SPI3_CS1_P33_9 == cs_pin) set_cs->pin = &IfxQspi3_SLSO1_P33_9_OUT;
else if (SPI3_CS2_P02_1 == cs_pin) set_cs->pin = &IfxQspi3_SLSO2_P02_1_OUT;
else if (SPI3_CS2_P33_8 == cs_pin) set_cs->pin = &IfxQspi3_SLSO2_P33_8_OUT;
else if (SPI3_CS3_P02_2 == cs_pin) set_cs->pin = &IfxQspi3_SLSO3_P02_2_OUT;
else if (SPI3_CS4_P02_3 == cs_pin) set_cs->pin = &IfxQspi3_SLSO4_P02_3_OUT;
else if (SPI3_CS4_P23_5 == cs_pin) set_cs->pin = &IfxQspi3_SLSO4_P23_5_OUT;
else if (SPI3_CS5_P02_8 == cs_pin) set_cs->pin = &IfxQspi3_SLSO5_P02_8_OUT;
else if (SPI3_CS5_P23_4 == cs_pin) set_cs->pin = &IfxQspi3_SLSO5_P23_4_OUT;
else if (SPI3_CS6_P00_8 == cs_pin) set_cs->pin = &IfxQspi3_SLSO6_P00_8_OUT;
else if (SPI3_CS7_P00_9 == cs_pin) set_cs->pin = &IfxQspi3_SLSO7_P00_9_OUT;
else if (SPI3_CS7_P33_7 == cs_pin) set_cs->pin = &IfxQspi3_SLSO7_P33_7_OUT;
else if (SPI3_CS8_P10_5 == cs_pin) set_cs->pin = &IfxQspi3_SLSO8_P10_5_OUT;
else if (SPI3_CS11_P33_10 == cs_pin) set_cs->pin = &IfxQspi3_SLSO11_P33_10_OUT;
else if (SPI3_CS12_P22_2 == cs_pin) set_cs->pin = &IfxQspi3_SLSO12_P22_2_OUT;
else if (SPI3_CS13_P23_1 == cs_pin) set_cs->pin = &IfxQspi3_SLSO13_P23_1_OUT;
else ZF_ASSERT(FALSE);
}break;
}
}
//-------------------------------------------------------------------------------------------------------------------
// @brief SPI<50><49>ʼ<EFBFBD><CABC>
// @param spi_n ѡ<><D1A1>SPIģ<49><C4A3>(SPI_1-SPI_4)
// @param cs_pin ѡ<><D1A1>SPIƬѡ<C6AC><D1A1><EFBFBD><EFBFBD>
// @param sck_pin ѡ<><D1A1>SPIʱ<49><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// @param mosi_pin ѡ<><D1A1>SPI MOSI<53><49><EFBFBD><EFBFBD>
// @param miso_pin ѡ<><D1A1>SPI MISO<53><4F><EFBFBD><EFBFBD>
// @param mode SPIģʽ 0<><30>CPOL=0 CPHA=0 1<><31>CPOL=0 CPHA=1 2<><32>CPOL=1 CPHA=0 3<><33>CPOL=1 CPHA=1 //<2F><><EFBFBD><EFBFBD>ϸ<EFBFBD>ڿ<EFBFBD><DABF><EFBFBD><EFBFBD>аٶ<D0B0>
// @param baud <20><><EFBFBD><EFBFBD>SPI<50>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>
// @return void
// Sample usage: spi_init(SPI_2, SPI2_SCLK_P15_3, SPI2_MOSI_P15_5, SPI2_MISO_P15_4, SPI2_CS0_P15_2, 0, 1*1000*1000);//Ӳ<><D3B2>SPI<50><49>ʼ<EFBFBD><CABC> ģʽ0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ1Mhz
//-------------------------------------------------------------------------------------------------------------------
void spi_init(SPIN_enum spi_n, SPI_PIN_enum sck_pin, SPI_PIN_enum mosi_pin, SPI_PIN_enum miso_pin, SPI_PIN_enum cs_pin, uint8 mode, uint32 baud)
{
IfxQspi_SpiMaster_Config MasterConfig;
IfxQspi_SpiMaster MasterHandle;
IfxQspi_SpiMaster_Channel MasterChHandle;
IfxQspi_SpiMaster_Pins MasterPins;
IfxQspi_SpiMaster_Output SlsoPin;
volatile Ifx_QSPI *moudle;
moudle = IfxQspi_getAddress((IfxQspi_Index)spi_n);
spi_mux(spi_n, sck_pin, mosi_pin, miso_pin, cs_pin, &MasterPins, &SlsoPin);
IfxQspi_SpiMaster_initModuleConfig(&MasterConfig, moudle);
MasterConfig.base.mode = SpiIf_Mode_master;
MasterConfig.base.maximumBaudrate = MAX_BAUD;
MasterConfig.base.isrProvider = IfxSrc_Tos_cpu0;
MasterConfig.pins = &MasterPins;
IfxQspi_SpiMaster_initModule(&MasterHandle, &MasterConfig);
IfxQspi_SpiMaster_ChannelConfig MasterChConfig;
IfxQspi_SpiMaster_initChannelConfig(&MasterChConfig, &MasterHandle);
MasterChConfig.base.baudrate = (float)baud;
switch(mode)
{
case 0:
{
MasterChConfig.base.mode.clockPolarity = SpiIf_ClockPolarity_idleLow;//CPOL
MasterChConfig.base.mode.shiftClock = SpiIf_ShiftClock_shiftTransmitDataOnTrailingEdge;//CPHA
}break;
case 1:
{
MasterChConfig.base.mode.clockPolarity = SpiIf_ClockPolarity_idleLow;
MasterChConfig.base.mode.shiftClock = SpiIf_ShiftClock_shiftTransmitDataOnLeadingEdge;
}break;
case 2:
{
MasterChConfig.base.mode.clockPolarity = SpiIf_ClockPolarity_idleHigh;
MasterChConfig.base.mode.shiftClock = SpiIf_ShiftClock_shiftTransmitDataOnTrailingEdge;
}break;
case 3:
{
MasterChConfig.base.mode.clockPolarity = SpiIf_ClockPolarity_idleHigh;
MasterChConfig.base.mode.shiftClock = SpiIf_ShiftClock_shiftTransmitDataOnLeadingEdge;
}break;
}
MasterChConfig.base.mode.dataHeading = SpiIf_DataHeading_msbFirst;
MasterChConfig.base.mode.dataWidth = 8;
MasterChConfig.base.mode.csActiveLevel = Ifx_ActiveState_low;
MasterChConfig.sls.output = SlsoPin;
IfxQspi_SpiMaster_initChannel(&MasterChHandle, &MasterChConfig);
}
//-------------------------------------------------------------------------------------------------------------------
// @brief SPI<50><49><EFBFBD>ͽ<EFBFBD><CDBD>պ<EFBFBD><D5BA><EFBFBD>
// @param spi_n ѡ<><D1A1>SPIģ<49><C4A3> (SPI_1-SPI_4)
// @param cs_pin ѡ<><D1A1>SPIƬѡ<C6AC><D1A1><EFBFBD><EFBFBD>
// @param modata <20><><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
// @param midata <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵĴ洢<C4B4><E6B4A2>ַ(<28><><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL)
// @param len <20><><EFBFBD>͵<EFBFBD><CDB5>ֽ<EFBFBD><D6BD><EFBFBD>
// @param continuous <20><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>CS<43>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч״̬ 1:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0:ÿ<><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽڹر<DAB9>CS(һ<><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ1 <20><><EFBFBD><EFBFBD>)
// @return void
// @since v2.0
// Sample usage: spi_mosi(SPI_2,SPI2_CS0_P15_2,buf,buf,1,1); //<2F><><EFBFBD><EFBFBD>buff<66><66><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD>buf<75><EFBFBD><EFA3AC><EFBFBD><EFBFBD>Ϊ1<CEAA>ֽ<EFBFBD> ͨ<><CDA8><EFBFBD>ڼ<EFBFBD>CS<43><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//-------------------------------------------------------------------------------------------------------------------
void spi_mosi(SPIN_enum spi_n, SPI_PIN_enum cs_pin, uint8 *modata, uint8 *midata, uint32 len, uint8 continuous)
{
uint32 i;
Ifx_QSPI_BACON bacon;
volatile Ifx_QSPI *moudle;
moudle = IfxQspi_getAddress((IfxQspi_Index)spi_n);
bacon.U = moudle->BACON.U;
bacon.B.DL = 7;
bacon.B.IDLE = 1;
bacon.B.IPRE = 1;
bacon.B.LEAD = 1;
bacon.B.LPRE = 1;
bacon.B.MSB = 1;
bacon.B.PARTYP = 0;
bacon.B.BYTE = 0;
bacon.B.TRAIL = 1;
bacon.B.TPRE = 1;
bacon.B.CS = cs_pin%102/6-3;
if(continuous) IfxQspi_writeBasicConfigurationBeginStream(moudle, bacon.U);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ<EFBFBD>CS<43><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>
else IfxQspi_writeBasicConfigurationEndStream(moudle, bacon.U); //ÿ<><C3BF><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ֽ<EFBFBD>CS<43>ź<EFBFBD><C5BA><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>
if(len>1)
{
i = 0;
while(i < (len-1))
{
while(moudle->STATUS.B.TXFIFOLEVEL != 0);
IfxQspi_write8(moudle, IfxQspi_ChannelId_0, modata, 1);
while(moudle->STATUS.B.RXFIFOLEVEL == 0);
if(NULL != midata)
{
IfxQspi_read8(moudle,midata,1);
midata++;
}
else (void)moudle->RXEXIT.U;
modata++;
i++;
}
}
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if(continuous) IfxQspi_writeBasicConfigurationEndStream(moudle, bacon.U);
IfxQspi_writeTransmitFifo(moudle, *modata);
while(moudle->STATUS.B.TXFIFOLEVEL != 0);
while(moudle->STATUS.B.RXFIFOLEVEL == 0);
if(NULL != midata) IfxQspi_read8(moudle,midata,1);
else (void)moudle->RXEXIT.U;
}
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