C++ (Cpp) CS_LO Examples

Example #1

File: a7105.c Project: GuitarZaan/rc-ppm-2-spi

void A7105_WriteData(u8 *dpbuffer, u8 len, u8 channel)
{
    int i;
    CS_LO();
    spi_xfer(SPI2, A7105_RST_WRPTR);
    spi_xfer(SPI2, 0x05);
    for (i = 0; i < len; i++)
        spi_xfer(SPI2, dpbuffer[i]);
    CS_HI();

    A7105_WriteReg(0x0F, channel);

    CS_LO();
    spi_xfer(SPI2, A7105_TX);
    CS_HI();
}

Example #2

File: RF_CC2500.c Project: caoqing32/galee-devo7e

void CC2500_WriteReg(u8 address, u8 data)
{
    CS_LO();
    spi_xfer(SPI2, address);
    spi_xfer(SPI2, data);
    CS_HI();
}

Example #3

File: get_mfgid.c Project: 1bitsquared/superbitrf-firmware

void CYRF_WriteRegister(u8 address, u8 data)
{
    CS_LO();
    spi_xfer(SPI1, 0x80 | address);
    spi_xfer(SPI1, data);
    CS_HI();
}

Example #4

File: a7105.c Project: PhracturedBlue/deviation

void A7105_WriteReg(u8 address, u8 data)
{
    CS_LO();
    PROTOSPI_xfer(address);
    PROTOSPI_xfer(data);
    CS_HI();
}

Example #5

File: a7105.c Project: PhracturedBlue/deviation

void A7105_WriteData(u8 *dpbuffer, u8 len, u8 channel)
{
    int i;
    CS_LO();
    PROTOSPI_xfer(A7105_RST_WRPTR);
    PROTOSPI_xfer(0x05);
    for (i = 0; i < len; i++)
        PROTOSPI_xfer(dpbuffer[i]);
    CS_HI();

    A7105_WriteReg(0x0F, channel);

    CS_LO();
    PROTOSPI_xfer(A7105_TX);
    CS_HI();
}

Example #6

File: nrf24l01.c Project: TheSFReader/deviation

static u8 Strobe(u8 state)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(state);
    CS_HI();
    return res;
}

Example #7

File: nrf24l01.cpp Project: mundodron/symax-jr-module

uint8_t nRF24L01::strobe(uint8_t state)
{
    CS_LO();
    uint8_t res = PROTOSPI_xfer(state);
    CS_HI();
    return res;
}

Example #8

File: nrf24l01.c Project: caoqing32/deviation

static u8 Strobe(u8 state)
{
    CS_LO();
    u8 res = spi_xfer(SPI2, state);
    CS_HI();
    return res;
}

Example #9

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_ReadReg(u8 reg)
{
    CS_LO();
    PROTOSPI_xfer(R_REGISTER | (REGISTER_MASK & reg));
    u8 data = PROTOSPI_xfer(0xFF);
    CS_HI();
    return data;
}

Example #10

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_Activate(u8 code)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(ACTIVATE);
    PROTOSPI_xfer(code);
    CS_HI();
    return res;
}

Example #11

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_WriteReg(u8 reg, u8 data)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(W_REGISTER | (REGISTER_MASK & reg));
    PROTOSPI_xfer(data);
    CS_HI();
    return res;
}

Example #12

File: RF_CC2500.c Project: caoqing32/galee-devo7e

u8 CC2500_ReadReg(u8 address)
{
    CS_LO();
    spi_xfer(SPI2, CC2500_READ_SINGLE | address);
    u8 data = spi_xfer(SPI2, 0);
    CS_HI();
    return data;
}

Example #13

File: nrf24l01.cpp Project: mundodron/symax-jr-module

uint8_t nRF24L01::readReg(uint8_t reg)
{
    CS_LO();
    PROTOSPI_xfer(R_REGISTER | (REGISTER_MASK & reg));
    uint8_t data = PROTOSPI_xfer(0xFF);
    CS_HI();
    return data;
}

Example #14

File: nrf24l01.cpp Project: mundodron/symax-jr-module

uint8_t nRF24L01::writeReg(uint8_t reg, uint8_t data)
{
    CS_LO();
    uint8_t res = PROTOSPI_xfer(W_REGISTER | (REGISTER_MASK & reg));
    PROTOSPI_xfer(data);
    CS_HI();
    return res;
}

Example #15

File: nrf24l01.cpp Project: mundodron/symax-jr-module

uint8_t nRF24L01::activate(uint8_t code)
{
    CS_LO();
    uint8_t res = PROTOSPI_xfer(ACTIVATE);
    PROTOSPI_xfer(code);
    CS_HI();
    return res;
}

Example #16

File: nrf24l01.c Project: caoqing32/deviation

u8 NRF24L01_ReadReg(u8 reg)
{
    CS_LO();
    spi_xfer(SPI2, R_REGISTER | (REGISTER_MASK & reg));
    u8 data = spi_xfer(SPI2, 0xFF);
    CS_HI();
    return data;
}

Example #17

File: nrf24l01.c Project: caoqing32/deviation

u8 NRF24L01_WriteReg(u8 reg, u8 data)
{
    CS_LO();
    u8 res = spi_xfer(SPI2, W_REGISTER | (REGISTER_MASK & reg));
    spi_xfer(SPI2, data);
    CS_HI();
    return res;
}

Example #18

File: nrf24l01.c Project: caoqing32/deviation

u8 NRF24L01_Activate(u8 code)
{
    CS_LO();
    u8 res = spi_xfer(SPI2, ACTIVATE);
    spi_xfer(SPI2, code);
    CS_HI();
    return res;
}

Example #19

File: cc2500.cpp Project: TheSFReader/deviation

u8 CC2500_ReadReg(u8 address)
{
    CS_LO();
    PROTOSPI_xfer(CC2500_READ_SINGLE | address);
    u8 data = PROTOSPI_xfer(0);
    CS_HI();
    return data;
}

Example #20

File: cyrf6936.c Project: supermk2/Deviation

void CYRF_WritePreamble(u32 preamble)
{
    CS_LO();
    spi_xfer(SPI2, 0x80 | 0x24);
    spi_xfer(SPI2, preamble & 0xff);
    spi_xfer(SPI2, (preamble >> 8) & 0xff);
    spi_xfer(SPI2, (preamble >> 16) & 0xff);
    CS_HI();
}

Example #21

File: spi_switch.c Project: goebish/deviation

/* Find out, do we have SPI switch board installed */
static void detect()
{
    switch_detected = 0;
    u32 res;
    unsigned cyrf_present = 0;
    flash_present = 0;
    
    printf("Detecting SPI Switch\n");
    /* Check that CYRF6936 is present */
    /* CYRF6936 reset */
    CS_HI();
    Delay(100);
    CS_LO();
    Delay(100);
    GPIO_pin_clear(PROTO_SPI.csn);
    spi_xfer(PROTO_SPI.spi, 0x10);
    res = spi_xfer(PROTO_SPI.spi, 0);
    GPIO_pin_set(PROTO_SPI.csn);
    if (res == 0xa5) {
        printf("CYRF6936 directly available, no switch\n");
        return;
    }
    CS_HI();
    /* Switch to CYRF6936 module */
    UseModule(MODULE_CYRF6936);
    /* Check that CYRF6936 is present */
    SPISwitch_CYRF6936_RESET(1);
    Delay(100);
    SPISwitch_CYRF6936_RESET(0);
    Delay(100);
    GPIO_pin_clear(PROTO_SPI.csn);
    spi_xfer(PROTO_SPI.spi, 0x10);
    res = spi_xfer(PROTO_SPI.spi, 0);
    GPIO_pin_set(PROTO_SPI.csn);
    if (res == 0xa5) {
        printf("CYRF6936 found at pos 3\n");
        cyrf_present = 1;
    }
    /* Switch to flash module */
    UseModule(MODULE_FLASH);
    /* Check that JEDEC ID command returns non-zero and not all bits high */
    GPIO_pin_clear(PROTO_SPI.csn);
    spi_xfer(PROTO_SPI.spi, 0x9F);
    res  = (u8)spi_xfer(PROTO_SPI.spi, 0);
    res <<= 8;
    res |= (u8)spi_xfer(PROTO_SPI.spi, 0);
    res <<= 8;
    res |= (u8)spi_xfer(PROTO_SPI.spi, 0);
    GPIO_pin_set(PROTO_SPI.csn);
    if (res && res != 0xFFFFFF) {
        printf("Flash detected, JEDEC ID: '%X'\n", res);
        flash_present = 1;
    }
    switch_detected = cyrf_present || flash_present;
    printf("SPI Switch %s\n", switch_detected ? "detected" : "absent");
}

Example #22

File: a7105.c Project: GuitarZaan/rc-ppm-2-spi

void A7105_WriteID(u32 id)
{
    CS_LO();
    spi_xfer(SPI2, 0x06);
    spi_xfer(SPI2, (id >> 24) & 0xFF);
    spi_xfer(SPI2, (id >> 16) & 0xFF);
    spi_xfer(SPI2, (id >> 8) & 0xFF);
    spi_xfer(SPI2, (id >> 0) & 0xFF);
    CS_HI();
}

Example #23

File: spi_switch.c Project: goebish/deviation

static void SetExtraBits(u8 mask, int state)
{
//    if (!!(extra_bits & mask) == state) return;
    if (state) extra_bits |= mask;
    else       extra_bits &= ~mask;
    u8 cmd = (last_module_used & 0x07) | extra_bits;
    CS_LO();
    spi_xfer(PROTO_SPI.spi, cmd);
    CS_HI();
}

Example #24

File: a7105.c Project: PhracturedBlue/deviation

void A7105_WriteID(u32 id)
{
    CS_LO();
    PROTOSPI_xfer(0x06);
    PROTOSPI_xfer((id >> 24) & 0xFF);
    PROTOSPI_xfer((id >> 16) & 0xFF);
    PROTOSPI_xfer((id >> 8) & 0xFF);
    PROTOSPI_xfer((id >> 0) & 0xFF);
    CS_HI();
}

Example #25

File: RF_CC2500.c Project: caoqing32/galee-devo7e

void CC2500_WriteRegisterMulti(u8 address, const u8 data[], u8 length)
{
    CS_LO();
    spi_xfer(SPI2, CC2500_WRITE_BURST | address);
    for(int i = 0; i < length; i++)
    {
        spi_xfer(SPI2, data[i]);
    }
    CS_HI();
}

Example #26

File: cyrf6936.c Project: supermk2/Deviation

u8 CYRF_ReadRegister(u8 address)
{
    u8 data;

    CS_LO();
    spi_xfer(SPI2, address);
    data = spi_xfer(SPI2, 0);
    CS_HI();
    return data;
}

Example #27

File: a7105.c Project: PhracturedBlue/deviation

u8 A7105_ReadReg(u8 address)
{
    u8 data;
    CS_LO();
    PROTOSPI_xfer(0x40 | address);
    /* Wait for tx completion before spi shutdown */
    data = PROTOSPI_read3wire();
    CS_HI();
    return data;
}

Example #28

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_WriteRegisterMulti(u8 reg, const u8 data[], u8 length)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(W_REGISTER | ( REGISTER_MASK & reg));
    for (u8 i = 0; i < length; i++)
    {
        PROTOSPI_xfer(data[i]);
    }
    CS_HI();
    return res;
}

Example #29

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_ReadRegisterMulti(u8 reg, u8 data[], u8 length)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(R_REGISTER | (REGISTER_MASK & reg));
    for(u8 i = 0; i < length; i++)
    {
        data[i] = PROTOSPI_xfer(0xFF);
    }
    CS_HI();
    return res;
}

Example #30

File: nrf24l01.c Project: TheSFReader/deviation

u8 NRF24L01_ReadPayload(u8 *data, u8 length)
{
    CS_LO();
    u8 res = PROTOSPI_xfer(R_RX_PAYLOAD);
    for(u8 i = 0; i < length; i++)
    {
        data[i] = PROTOSPI_xfer(0xFF);
    }
    CS_HI();
    return res;
}