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add i2c sample

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pvvx 2017-05-06 17:50:18 +03:00
parent 1752a87a8e
commit 60ffc5c30f
8 changed files with 929 additions and 8 deletions
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55
project/inc/driver/i2c_drv.h Normal file
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@ -0,0 +1,55 @@
/*
* i2c_drv.h
*
* Created on: 02/05/2017.
* Author: pvvx
*/
#ifndef PROJECT_INC_DRIVER_I2C_DRV_H_
#define PROJECT_INC_DRIVER_I2C_DRV_H_
#include "device.h"
typedef struct _I2C_HND_ {
signed char status;
unsigned char idx;
unsigned char io_sel;
unsigned char mode; // if(I2C_FIXED_SPEED_MODE != 0) user set -> i2c_mode_e
void * base_regs;
} i2c_drv_t, *i2c_drv_p;
typedef enum
{
DRV_I2C_OFF = 0, // IC I2C DeInit
DRV_I2C_OK = 0, // DRV ret Ok
DRV_I2C_IC_OFF = 1, // IC I2C Off
DRV_I2C_IC_ENABLE = 2, // IC I2C On
DRV_I2C_ERR = -1, // DRV ret err
DRV_I2C_ABORT = -1, // IC I2C Abort
DRV_I2C_TIMEOUT = -3 // IC I2C / DRV ret Timeout
} _i2c_status_e;
typedef enum
{
DRV_I2C_SS_MODE = 1, // Standard Mode (100 Kbps)
DRV_I2C_FS_MODE = 2, // Fast Mode (400 Kbps)
DRV_I2C_HS_MODE = 3 // Fast Mode Plus (1 Mbps)
} _i2c_mode_e;
#define DRV_I2C_POOL_TIMEOUT 16384
#define _i2c_deinit(p) _i2c_ic_off(p)
// Setup
int _i2c_setup(i2c_drv_t *pi2c, PinName sda, PinName scl, unsigned char mode); // _i2c_mode_e
int _i2c_set_speed(i2c_drv_t *pi2c, uint32 clk_hz);
// Work
int _i2c_init(i2c_drv_t *pi2c);
int _i2c_write(i2c_drv_t *pi2c, uint32 address, const char *data, int length, int stop);
int _i2c_read(i2c_drv_t *pi2c, uint32 address, const char *data, int length, int stop);
// Utils
int _i2c_break(i2c_drv_t *pi2c);
void _i2c_ic_off(i2c_drv_t *pi2c);
#endif /* PROJECT_INC_DRIVER_I2C_DRV_H_ */

91
project/inc/ina219/ina219.h Normal file
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@ -0,0 +1,91 @@
/**************************************************************************/
/**************************************************************************/
#ifndef _INA219_H_
#define _INA219_H_
/*=========================================================================
I2C ADDRESS/BITS
-----------------------------------------------------------------------*/
#define INA219_ADDRESS (0x80) // 1000000r (A0+A1=GND)
#define INA219_READ (0x01)
/*=========================================================================*/
/*=========================================================================
CONFIG REGISTER (R/W)
-----------------------------------------------------------------------*/
#define INA219_REG_CONFIG (0x00)
/*---------------------------------------------------------------------*/
#define INA219_CONFIG_RESET (0x8000) // Reset Bit
#define INA219_CONFIG_BVOLTAGERANGE_MASK (0x2000) // Bus Voltage Range Mask
#define INA219_CONFIG_BVOLTAGERANGE_16V (0x0000) // 0-16V Range
#define INA219_CONFIG_BVOLTAGERANGE_32V (0x2000) // 0-32V Range
#define INA219_CONFIG_GAIN_MASK (0x1800) // Gain Mask
#define INA219_CONFIG_GAIN_1_40MV (0x0000) // Gain 1, 40mV Range
#define INA219_CONFIG_GAIN_2_80MV (0x0800) // Gain 2, 80mV Range
#define INA219_CONFIG_GAIN_4_160MV (0x1000) // Gain 4, 160mV Range
#define INA219_CONFIG_GAIN_8_320MV (0x1800) // Gain 8, 320mV Range
#define INA219_CONFIG_BADCRES_MASK (0x0780) // Bus ADC Resolution Mask
#define INA219_CONFIG_BADCRES_9BIT (0x0080) // 9-bit bus res = 0..511
#define INA219_CONFIG_BADCRES_10BIT (0x0100) // 10-bit bus res = 0..1023
#define INA219_CONFIG_BADCRES_11BIT (0x0200) // 11-bit bus res = 0..2047
#define INA219_CONFIG_BADCRES_12BIT (0x0400) // 12-bit bus res = 0..4097
#define INA219_CONFIG_SADCRES_MASK (0x0078) // Shunt ADC Resolution and Averaging Mask
#define INA219_CONFIG_SADCRES_9BIT_1S_84US (0x0000) // 1 x 9-bit shunt sample
#define INA219_CONFIG_SADCRES_10BIT_1S_148US (0x0008) // 1 x 10-bit shunt sample
#define INA219_CONFIG_SADCRES_11BIT_1S_276US (0x0010) // 1 x 11-bit shunt sample
#define INA219_CONFIG_SADCRES_12BIT_1S_532US (0x0018) // 1 x 12-bit shunt sample
#define INA219_CONFIG_SADCRES_12BIT_1S_532US_ (0x0040) // 1 x 12-bit shunt sample
#define INA219_CONFIG_SADCRES_12BIT_2S_1060US (0x0048) // 2 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_4S_2130US (0x0050) // 4 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_8S_4260US (0x0058) // 8 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_16S_8510US (0x0060) // 16 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_32S_17MS (0x0068) // 32 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_64S_34MS (0x0070) // 64 x 12-bit shunt samples averaged together
#define INA219_CONFIG_SADCRES_12BIT_128S_69MS (0x0078) // 128 x 12-bit shunt samples averaged together
#define INA219_CONFIG_MODE_MASK (0x0007) // Operating Mode Mask
#define INA219_CONFIG_MODE_POWERDOWN (0x0000)
#define INA219_CONFIG_MODE_SVOLT_TRIGGERED (0x0001)
#define INA219_CONFIG_MODE_BVOLT_TRIGGERED (0x0002)
#define INA219_CONFIG_MODE_SANDBVOLT_TRIGGERED (0x0003)
#define INA219_CONFIG_MODE_ADCOFF (0x0004)
#define INA219_CONFIG_MODE_SVOLT_CONTINUOUS (0x0005)
#define INA219_CONFIG_MODE_BVOLT_CONTINUOUS (0x0006)
#define INA219_CONFIG_MODE_SANDBVOLT_CONTINUOUS (0x0007)
/*=========================================================================*/
/*=========================================================================
SHUNT VOLTAGE REGISTER (R)
-----------------------------------------------------------------------*/
#define INA219_REG_SHUNTVOLTAGE (0x01)
/*=========================================================================*/
/*=========================================================================
BUS VOLTAGE REGISTER (R)
-----------------------------------------------------------------------*/
#define INA219_REG_BUSVOLTAGE (0x02)
/*=========================================================================*/
/*=========================================================================
POWER REGISTER (R)
-----------------------------------------------------------------------*/
#define INA219_REG_POWER (0x03)
/*=========================================================================*/
/*=========================================================================
CURRENT REGISTER (R)
-----------------------------------------------------------------------*/
#define INA219_REG_CURRENT (0x04)
/*=========================================================================*/
/*=========================================================================
CALIBRATION REGISTER (R/W)
-----------------------------------------------------------------------*/
#define INA219_REG_CALIBRATION (0x05)
/*=========================================================================*/
#endif // _INA219_H_

43
project/inc/ina219/ina219buf.h Normal file
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@ -0,0 +1,43 @@
/**************************************************************************
* Драйвер для INA219
**************************************************************************/
#ifndef _INA219DRV_H_
#define _INA219DRV_H_
#include "ina219/ina219.h"
#include "device.h"
#include "timer_api.h"
#include "driver/i2c_drv.h"
typedef struct _ina219data {
signed short voltage; // Voltage, 1mV
signed short current; // Current, 50uA?
signed short power; // Power, 1mW
unsigned short shunt; // 10uV
} INA219DATA, *PINA219DATA;
typedef struct _ina219drv {
unsigned char status;
unsigned char addr;
signed char init;
unsigned char tmp;
unsigned short config; // регистр конфигурации INA219
unsigned short calibration; // коэф. шунта для INA219
unsigned int count;
unsigned int errs;
gtimer_t timer;
union { // буфер
unsigned char uc[4];
unsigned short us[2];
signed short ss[2];
unsigned int ui;
} buf_i2c;
volatile i2c_drv_t i2c;
} INA219DRV, *PINA219DRV;
#define INA219_I2C_PIN_SDA PC_4
#define INA219_I2C_PIN_SCL PC_5
#define INA219_I2C_BUS_CLK 300000 //hz
#define INA219_TIMER TIMER3 // используемый таймер
#endif // _INA219DRV_H_

7
project/inc/tcpsrv/tcp_srv_conn.h
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@ -43,11 +43,8 @@ enum srvconn_state {
#define TCP_SRV_SERVER_PORT 80
#endif
/* уровень вывода отладочной инфы по умолчанию
#ifndef DEBUGSOO
#define DEBUGSOO 2
#endif
*/
#define SRV_WDGREFESH_IN_POOL // использовать WDGRefresh() в tcpsrv_poll()
// время (сек), по умолчанию, ожидания запроса (передачи пакета) от клиента, до авто-закрытия соединения,
// при = 0 заменяется на эти 5 сек.

452
project/src/driver/i2c_drv.c Normal file
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/*
* i2c_drv.c
*
* Created on: 02/05/2017.
* Author: pvvx
*/
#include "driver/i2c_drv.h"
#if CONFIG_I2C_EN
#include "pinmap.h"
typedef struct {
unsigned char sda;
unsigned char scl;
unsigned char sel;
unsigned char id;
} PinMapI2C;
#define I2C_SEL(idx, ps) ((idx<<4) | ps)
static const PinMapI2C PinMap_I2C[] = {
// sda, scl, sel, id
// I2C0
{PD_4, PD_5, I2C_SEL(0, S0), I2C0},
{PH_1, PH_0, I2C_SEL(0, S1), I2C0},
{PC_8, PC_9, I2C_SEL(0, S2), I2C0},
{PE_7, PE_6, I2C_SEL(0, S3), I2C0},
// I2C1
{PC_4, PC_5, I2C_SEL(1, S0), I2C1},
{PH_3, PH_2, I2C_SEL(1, S1), I2C1},
{PD_7, PD_6, I2C_SEL(1, S2), I2C1},
// I2C2
{PB_7, PB_6, I2C_SEL(2, S0), I2C2},
{PE_1, PE_0, I2C_SEL(2, S1), I2C2},
{PC_7, PC_6, I2C_SEL(2, S2), I2C2},
// I2C3
{PB_3, PB_2, I2C_SEL(3, S0), I2C3},
{PE_3, PE_2, I2C_SEL(3, S1), I2C3},
{PE_5, PE_4, I2C_SEL(3, S2), I2C3},
{PD_9, PD_8, I2C_SEL(3, S3), I2C3},
{0xff, 0xff, 0, 0}
};
static void * i2c_base_reg[4] = {
I2C0_REG_BASE,
I2C1_REG_BASE,
I2C2_REG_BASE,
I2C3_REG_BASE
};
#if 1
#define test_printf
#define i2c_dump_regs(p)
#else
#define test_printf rtl_printf
LOCAL int i2c_dump_regs(i2c_drv_t *pi2c)
{
uint32 *ptr = pi2c->base_regs;
test_printf("%s:", __func__);
for(int i = 0; i < (0xA0>>2); i++) {
if(!(i%4)) {
test_printf("\n%08x:", &ptr[i]);
}
test_printf("\t%08x", ptr[i]);
}
test_printf("\n");
}
#endif
#define i2c_reg(r) *((volatile uint32 *)(pi2c->base_regs + r))
// flg =0 write, =1 Read
LOCAL int i2c_ready(i2c_drv_t *pi2c, unsigned char flg)
{
test_printf("%s:\n", __func__);
// Test enable i2c
if(!(i2c_reg(REG_DW_I2C_IC_ENABLE) & BIT_IC_ENABLE)) {
error_printf("I2C%d disable!\n", pi2c->idx);
pi2c->status = DRV_I2C_IC_OFF;
return DRV_I2C_IC_OFF;
}
// Wait Receive FIFO is empty & Transmit FIFO Completely Empty
int poll_count = DRV_I2C_POOL_TIMEOUT;
do {
if(i2c_reg(REG_DW_I2C_IC_RAW_INTR_STAT) & BIT_IC_RAW_INTR_STAT_TX_ABRT) {
error_printf("I2C%d Abort!\n", pi2c->idx);
// Clear abort status.
(volatile)i2c_reg(REG_DW_I2C_IC_CLR_TX_ABRT);
// Be sure that all interrupts flag are cleared.
// (volatile)i2c_reg(REG_DW_I2C_IC_CLR_INTR);
pi2c->status = DRV_I2C_ABORT;
return DRV_I2C_ABORT;
}
if(flg) {
// Receive FIFO ready ?
if(i2c_reg(REG_DW_I2C_IC_STATUS) & (BIT_IC_STATUS_RFNE | BIT_IC_STATUS_RFF)) {
// pi2c->status = DRV_I2C_IC_ENABLE;
return DRV_I2C_OK;
}
}
else {
// Transmit FIFO is not full ?
if(i2c_reg(REG_DW_I2C_IC_STATUS) & BIT_IC_STATUS_TFNF) {
// pi2c->status = DRV_I2C_IC_ENABLE;
return DRV_I2C_OK;
}
}
} while(poll_count--);
error_printf("I2C%d Timeout!\n", pi2c->idx);
pi2c->status = DRV_I2C_TIMEOUT;
return DRV_I2C_TIMEOUT;
}
int _i2c_break(i2c_drv_t *pi2c)
{
test_printf("%s\n", __func__);
// (volatile)i2c_reg(REG_DW_I2C_IC_CLR_INTR);
// ABORT operation
int poll_count = DRV_I2C_POOL_TIMEOUT;
i2c_reg(REG_DW_I2C_IC_ENABLE) |= 2;
// Wait until controller is disabled.
while(i2c_reg(REG_DW_I2C_IC_ENABLE) & 2) {
if(poll_count-- <= 0) {
error_printf("Error abort i2c%d\n", pi2c->idx);
pi2c->status = DRV_I2C_TIMEOUT;
return DRV_I2C_TIMEOUT;
};
};
pi2c->status = DRV_I2C_OFF;
// All interrupts flag are cleared.
(volatile)i2c_reg(REG_DW_I2C_IC_CLR_INTR);
return DRV_I2C_OK;
}
/* (!) вызывать после _i2c_init */
int _i2c_set_speed(i2c_drv_t *pi2c, uint32 clk_hz)
{
test_printf("%s:\n", __func__);
if(clk_hz < 10000 || clk_hz > HalGetCpuClk()/16) {
error_printf("I2C%d Error clk!\n", pi2c->idx);
return DRV_I2C_ERR;
}
uint32 tmp;
uint32 CpuClkTmp = HalGetCpuClk()/clk_hz;
switch(pi2c->mode) {
case I2C_SS_MODE:
// Standard Speed Clock SCL High Count
tmp = (CpuClkTmp * I2C_SS_MIN_SCL_HTIME)/(I2C_SS_MIN_SCL_HTIME + I2C_SS_MIN_SCL_LTIME);
i2c_reg(REG_DW_I2C_IC_SS_SCL_HCNT) = BIT_CTRL_IC_SS_SCL_HCNT(tmp);
// Standard Speed Clock SCL Low Count
tmp = (CpuClkTmp * I2C_SS_MIN_SCL_LTIME)/(I2C_SS_MIN_SCL_HTIME + I2C_SS_MIN_SCL_LTIME);
i2c_reg(REG_DW_I2C_IC_SS_SCL_LCNT) = BIT_CTRL_IC_SS_SCL_LCNT(tmp);
break;
case I2C_HS_MODE:
// Standard Speed Clock SCL High Count
i2c_reg(REG_DW_I2C_IC_SS_SCL_HCNT) = BIT_CTRL_IC_SS_SCL_HCNT(400);
// Standard Speed Clock SCL Low Count
i2c_reg(REG_DW_I2C_IC_SS_SCL_LCNT) = BIT_CTRL_IC_SS_SCL_LCNT(470);
// Fast Speed Clock SCL High Count
i2c_reg(REG_DW_I2C_IC_FS_SCL_HCNT) = BIT_CTRL_IC_FS_SCL_HCNT(85);
// Fast Speed I2C Clock SCL Low Count
i2c_reg(REG_DW_I2C_IC_FS_SCL_LCNT) = BIT_CTRL_IC_FS_SCL_LCNT(105);
// High Speed I2C Clock SCL High Count
tmp = (CpuClkTmp * I2C_HS_MIN_SCL_HTIME_100)/(I2C_HS_MIN_SCL_HTIME_100 + I2C_HS_MIN_SCL_LTIME_100);
if (tmp > 8) tmp -= 3;
i2c_reg(REG_DW_I2C_IC_HS_SCL_HCNT) = BIT_CTRL_IC_HS_SCL_HCNT(tmp);
// High Speed I2C Clock SCL Low Count
tmp = (CpuClkTmp * I2C_HS_MIN_SCL_LTIME_100)/(I2C_HS_MIN_SCL_HTIME_100 + I2C_HS_MIN_SCL_LTIME_100);
if (tmp > 6) tmp -= 6;
i2c_reg(REG_DW_I2C_IC_HS_SCL_LCNT) = BIT_CTRL_IC_FS_SCL_LCNT(tmp);
break;
// case I2C_FS_MODE:
default:
pi2c->mode = I2C_FS_MODE;
// Fast Speed Clock SCL High Count
tmp = (CpuClkTmp * I2C_FS_MIN_SCL_HTIME)/(I2C_FS_MIN_SCL_HTIME + I2C_FS_MIN_SCL_LTIME);
if (tmp > 4) tmp -= 4;// this part is according to the fine-tune result
i2c_reg(REG_DW_I2C_IC_FS_SCL_HCNT) = BIT_CTRL_IC_FS_SCL_HCNT(tmp);
// Fast Speed I2C Clock SCL Low Count
tmp = (CpuClkTmp * I2C_FS_MIN_SCL_LTIME)/(I2C_FS_MIN_SCL_HTIME + I2C_FS_MIN_SCL_LTIME);
if (tmp > 3) tmp -= 3; // this part is according to the fine-tune result
i2c_reg(REG_DW_I2C_IC_FS_SCL_LCNT) = BIT_CTRL_IC_FS_SCL_LCNT(tmp);
}
return DRV_I2C_OK;
}
LOCAL int i2c_disable(i2c_drv_t *pi2c)
{
test_printf("%s:\n", __func__);
pi2c->status = DRV_I2C_IC_OFF;
if(i2c_reg(REG_DW_I2C_IC_ENABLE_STATUS) & BIT_IC_ENABLE_STATUS_IC_EN) {
test_printf("I2C%d Already disable!\n", pi2c->idx);
return DRV_I2C_OK;
}
// Disable controller.
int poll_count = DRV_I2C_POOL_TIMEOUT;
i2c_reg(REG_DW_I2C_IC_ENABLE) &= ~BIT_IC_ENABLE;
// Wait until controller is disabled.
while(i2c_reg(REG_DW_I2C_IC_ENABLE_STATUS) & BIT_IC_ENABLE_STATUS_IC_EN) {
if(poll_count-- <= 0) {
error_printf("I2C%d Error disable!\n", pi2c->idx);
pi2c->status = DRV_I2C_TIMEOUT;
return DRV_I2C_TIMEOUT;
};
};
return DRV_I2C_OK;
}
LOCAL int i2c_enable(i2c_drv_t *pi2c)
{
test_printf("%s:\n", __func__);
int poll_count = DRV_I2C_POOL_TIMEOUT;
if(!(i2c_reg(REG_DW_I2C_IC_ENABLE_STATUS) & BIT_IC_ENABLE_STATUS_IC_EN)) {
// Enable controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) = BIT_IC_ENABLE;
// Wait until controller is enabled
while(!(i2c_reg(REG_DW_I2C_IC_ENABLE_STATUS) & BIT_IC_ENABLE_STATUS_IC_EN)) {
if(poll_count-- <= 0) {
error_printf("I2C%d Error enable\n", pi2c->idx);
pi2c->status = DRV_I2C_TIMEOUT;
return DRV_I2C_TIMEOUT;
};
};
};
// Be sure that all interrupts flag are cleared.
(volatile)i2c_reg(REG_DW_I2C_IC_CLR_INTR);
pi2c->status = DRV_I2C_IC_ENABLE;
return DRV_I2C_OK;
}
// IC On & Enable CLK
LOCAL void _i2c_ic_on(i2c_drv_t *pi2c)
{
test_printf("%s:\n", __func__);
uint32 tmp = 1 << (pi2c->idx << 1);
HAL_PERI_ON_WRITE32(REG_PESOC_PERI_CLK_CTRL1,
HAL_PERI_ON_READ32(REG_PESOC_PERI_CLK_CTRL1) | tmp);
HAL_PERI_ON_WRITE32(REG_PESOC_PERI_CLK_CTRL1,
HAL_PERI_ON_READ32(REG_PESOC_PERI_CLK_CTRL1) | (tmp << 1));
tmp = BIT_PERI_I2C0_EN << pi2c->idx;
HAL_PERI_ON_WRITE32(REG_SOC_PERI_FUNC0_EN,
HAL_PERI_ON_READ32(REG_SOC_PERI_FUNC0_EN) & (~tmp));
HAL_PERI_ON_WRITE32(REG_SOC_PERI_FUNC0_EN,
HAL_PERI_ON_READ32(REG_SOC_PERI_FUNC0_EN) | tmp);
tmp = HAL_READ32(PERI_ON_BASE, REG_PESOC_CLK_SEL);
tmp &= (~(BIT_PESOC_PERI_SCLK_SEL(3)));
HAL_WRITE32(PERI_ON_BASE, REG_PESOC_CLK_SEL, tmp);
HalPinCtrlRtl8195A(I2C0 + pi2c->idx, pi2c->io_sel, 1);
}
// IC Off & Disable CLK
void _i2c_ic_off(i2c_drv_t *pi2c)
{
test_printf("%s:\n", __func__);
if(pi2c->status) {
// mask all interrupts
i2c_reg(REG_DW_I2C_IC_INTR_MASK) = 0;
// Disable (Abort I2C Controller)
_i2c_break(pi2c);
i2c_disable(pi2c);
uint32 mask = BIT_PERI_I2C0_EN << pi2c->idx;
HAL_PERI_ON_WRITE32(REG_SOC_PERI_FUNC0_EN,
HAL_PERI_ON_READ32(REG_SOC_PERI_FUNC0_EN) | mask);
HalPinCtrlRtl8195A(I2C0 + pi2c->idx, pi2c->io_sel, 0);
#ifdef CONFIG_SOC_PS_MODULE
REG_POWER_STATE i2cPwrState;
// To register a new peripheral device power state
i2cPwrState.FuncIdx = I2C0 + pi2c->idx;
i2cPwrState.PwrState = INACT;
RegPowerState(i2cPwrState);
#endif
pi2c->status = DRV_I2C_OFF;
}
}
/* (!) вызывать до _i2c_init, если параметрв драйвера не заданы в i2c_drv_t */
int _i2c_setup(i2c_drv_t *pi2c, PinName sda, PinName scl, unsigned char mode)
{
test_printf("%s:\n", __func__);
if(mode < DRV_I2C_SS_MODE || mode > DRV_I2C_HS_MODE) {
error_printf("I2C Error mode!\n");
return DRV_I2C_ERR;
}
// Pins -> index
PinMapI2C *p = PinMap_I2C;
while(p->sda != 0xFF) {
if(p->sda == sda && p->scl == scl) {
pi2c->io_sel = RTL_GET_PERI_SEL(p->sel);
pi2c->idx = RTL_GET_PERI_IDX(p->sel);
pi2c->mode = mode;
return DRV_I2C_OK;
}
p++;
}
error_printf("I2C Error pins!\n");
return DRV_I2C_ERR;
}
/* (!) Использует заполненную структуру i2c_drv_t */
int _i2c_init(i2c_drv_t *pi2c)
{
test_printf("%s:\n", __func__);
// Set base address regs i2c
pi2c->base_regs = i2c_base_reg[pi2c->idx];
// IC On & Enable CLK
if(pi2c->status == DRV_I2C_OFF) _i2c_ic_on(pi2c);
// mask all interrupts
i2c_reg(REG_DW_I2C_IC_INTR_MASK) = 0;
// disable i2c
if(i2c_disable(pi2c)) return pi2c->status;
// Set Control Register:
// bit0: master enabled,
// bit1..2: fast mode (400 kbit/s), ...
// bit2: Slave Addressing Mode 7-bit
// bit4: Master Addressing Mode 7-bit
// bit5: Restart disable
// bit6: Slave Mode Disable
// bit7: STOP_DET_IFADDRESSED
// bit8: TX_EMPTY_CTRL
// bit9: RX_FIFO_FULL_HLD_CTRL
// Set MASTER_MODE
i2c_reg(REG_DW_I2C_IC_CON) =
BIT_CTRL_IC_CON_MASTER_MODE(1)
| BIT_IC_CON_SPEED(pi2c->mode)
| BIT_CTRL_IC_CON_IC_10BITADDR_SLAVE(0)
| BIT_CTRL_IC_CON_IC_10BITADDR_MASTER(0)
| BIT_CTRL_IC_CON_IC_RESTART_EN(1)
| BIT_CTRL_IC_CON_IC_SLAVE_DISABLE(1);
// Master Target Address
// i2c_reg(REG_DW_I2C_IC_TAR) = 0x40;
// Slave Address
// i2c_reg(REG_DW_I2C_IC_SAR) = 0x55;
// High Speed Master ID (00001xxx) bit0..2
// i2c_reg(REG_DW_I2C_IC_HS_MADDR) = BIT_CTRL_IC_HS_MADDR(0x4);
// Standard Speed Clock SCL High Count (100kHz)
i2c_reg(REG_DW_I2C_IC_SS_SCL_HCNT) = BIT_CTRL_IC_SS_SCL_HCNT(400);
// Standard Speed Clock SCL Low Count (100kHz)
i2c_reg(REG_DW_I2C_IC_SS_SCL_LCNT) = BIT_CTRL_IC_SS_SCL_LCNT(470);
// Fast Speed Clock SCL High Count (400kHz)
i2c_reg(REG_DW_I2C_IC_FS_SCL_HCNT) = BIT_CTRL_IC_FS_SCL_HCNT(80);
// Fast Speed I2C Clock SCL Low Count (400kHz)
i2c_reg(REG_DW_I2C_IC_FS_SCL_LCNT) = BIT_CTRL_IC_FS_SCL_LCNT(100);
// High Speed I2C Clock SCL High Count (1MHz)
i2c_reg(REG_DW_I2C_IC_HS_SCL_HCNT) = BIT_CTRL_IC_HS_SCL_HCNT(30);
// High Speed I2C Clock SCL Low Count (1MHz)
i2c_reg(REG_DW_I2C_IC_HS_SCL_LCNT) = BIT_CTRL_IC_FS_SCL_LCNT(40);
// SDA Hold (IC_CLK period, when I2C controller acts as a transmitter/receiver)
i2c_reg(REG_DW_I2C_IC_SDA_HOLD) = BIT_CTRL_IC_SDA_HOLD(10);
// General Call Ack
i2c_reg(REG_DW_I2C_IC_ACK_GENERAL_CALL) = BIT_CTRL_IC_ACK_GENERAL_CALL(1);
// Receive FIFO Threshold Level
// i2c_reg(REG_DW_I2C_IC_RX_TL) = 0x0;
// Transmit FIFO Threshold Level
// i2c_reg(REG_DW_I2C_IC_TX_TL) = 0x0;
// Transmit Abort Source
// i2c_reg(REG_DW_I2C_IC_TX_ABRT_SOURCE) = 0x0;
// DMA Transmit Data Level Register
// i2c_reg(REG_DW_I2C_IC_DMA_TDLR) = 0x09;
#ifdef CONFIG_SOC_PS_MODULE
REG_POWER_STATE i2cPwrState;
// To register a new peripheral device power state
i2cPwrState.FuncIdx = I2C0 + pi2c->idx;
i2cPwrState.PwrState = ACT;
RegPowerState(i2cPwrState);
#endif
i2c_dump_regs(pi2c);
// pi2c->status = DRV_I2C_IC_OFF;
return DRV_I2C_OK;
}
int _i2c_write(i2c_drv_t *pi2c, uint32 address, const char *data, int length, int stop)
{
test_printf("%s: [%d]%d\n", __func__, length, stop);
uint8_t *d = (uint8_t *)data;
// Write slave address to TAR.
// bit12: = 1 - 10-bit addressing mode when acting as a master
// bit11: = 1 - Special Command Enable
// bit10: = 1 - Special Command Type START BYTE
i2c_reg(REG_DW_I2C_IC_TAR) = address;
// Enable controller
if(i2c_enable(pi2c)) return pi2c->status;
while (length--) {
// Transmit FIFO is not full
if(i2c_ready(pi2c, 0)) return pi2c->status; // BIT_IC_STATUS_TFNF
// Fill IC_DATA_CMD[7:0] with the data.
// Send stop after last byte ?
if(length == 0 && stop) i2c_reg(REG_DW_I2C_IC_DATA_CMD) = *d | BIT_IC_DATA_CMD_STOP;
else i2c_reg(REG_DW_I2C_IC_DATA_CMD) = *d;
d++;
}
// Disable controller.
if(stop) {
if(i2c_disable(pi2c)) return pi2c->status;
}
return DRV_I2C_OK;
}
int _i2c_read(i2c_drv_t *pi2c, uint32 address, const char *data, int length, int stop)
{
test_printf("%s: [%d]%d\n", __func__, length, stop);
uint8_t *d = (uint8_t *)data;
int len = length;
// Write slave address to TAR.
// bit12: = 1 - 10-bit addressing mode when acting as a master
// bit11: = 1 - Special Command Enable
// bit10: = 1 - Special Command Type START BYTE
i2c_reg(REG_DW_I2C_IC_TAR) = address;
// Enable controller.
if(i2c_enable(pi2c)) return pi2c->status;
while (len--) {
// Transmit FIFO is not full
if(i2c_ready(pi2c, 0)) return pi2c->status; // BIT_IC_STATUS_TFE
// Send stop after last byte ?
if (len == 0 && stop) {
// bit10: = 1 - Restart Bit Control
// bit9: = 1 - Stop Bit Control
// bit8: = 1 - Command read / = 0 Command write
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD | BIT_IC_DATA_CMD_STOP;
} else {
// Read command -IC_DATA_CMD[8] = 1.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD;
}
// Receive FIFO ready?
if(i2c_reg(REG_DW_I2C_IC_STATUS) & (BIT_IC_STATUS_RFNE | BIT_IC_STATUS_RFF)) {
// IC_DATA_CMD[7:0] contains received data.
if(length) {
*d++ = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
length--;
}
else (volatile) i2c_reg(REG_DW_I2C_IC_DATA_CMD);
};
}
while(length) {
// Receive FIFO ready?
if(i2c_ready(pi2c, 1)) return pi2c->status; // BIT_IC_STATUS_TFE
// IC_DATA_CMD[7:0] contains received data.
*d++ = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
length--;
};
// Disable controller.
if(stop) {
if(i2c_disable(pi2c)) return pi2c->status;
}
return DRV_I2C_OK;
}
#endif // CONFIG_I2C_EN

274
project/src/ina219/ina219buf.c Normal file
View file

@ -0,0 +1,274 @@
/*
* ina219buf.c
*
* Created on: 02/05/2017
* Author: pvvx
*/
#include <platform_opts.h>
#include "rtl8195a.h"
#include "device.h"
#include "PinNames.h"
#include "basic_types.h"
#include "diag.h"
#include "osdep_api.h"
//#include "i2c_api.h"
//#include "i2c_ex_api.h"
#include "pinmap.h"
#include "rtl_lib.h"
#include "ina219/ina219buf.h"
#include "rtl8195a/rtl_libc.h"
#include "driver/i2c_drv.h"
INA219DRV ina219drv = {
.addr = INA219_ADDRESS>>1,
.config =
INA219_CONFIG_BVOLTAGERANGE_16V | // INA219_CONFIG_BVOLTAGERANGE_32V
INA219_CONFIG_GAIN_8_320MV | // INA219_CONFIG_GAIN_1_40MV |
INA219_CONFIG_BADCRES_12BIT |
INA219_CONFIG_SADCRES_12BIT_2S_1060US | // INA219_CONFIG_SADCRES_12BIT_128S_69MS |
INA219_CONFIG_MODE_SANDBVOLT_CONTINUOUS,
.calibration = 8192,
.i2c.status = DRV_I2C_OFF,
.i2c.idx = 1, // I2C1
.i2c.io_sel = S0, // PC_4, PC_5
.i2c.mode = DRV_I2C_FS_MODE // DRV_I2C_HS_MODE
};
void ina219_write(unsigned char reg, unsigned short data)
{
PINA219DRV p = &ina219drv;
p->buf_i2c.uc[0] = reg;
p->buf_i2c.uc[1] = (unsigned char)((unsigned short)(data >> 8));
p->buf_i2c.uc[2] = (unsigned char)data;
_i2c_write(&p->i2c, p->addr, (const char *)p->buf_i2c.uc, 3, 1);
}
unsigned int ina219_read(unsigned char reg)
{
PINA219DRV p = &ina219drv;
p->buf_i2c.uc[0] = reg;
_i2c_write(&p->i2c, p->addr, (const char *)p->buf_i2c.uc, 1, 1);
p->buf_i2c.ui = 0;
_i2c_read(&p->i2c, p->addr, (const char *)p->buf_i2c.uc, 2, 1);
return (p->buf_i2c.uc[0] << 8) | p->buf_i2c.uc[1];
}
#define i2c_reg(r) *((volatile uint32 *)(pi2c->base_regs + r))
/* Пример непрерывного чтения регистров
* тока и напряжения IN219 по прерыванию таймера */
void ina_tick_handler(void *par) {
PINA219DRV p = &ina219drv;
i2c_drv_t *pi2c = &p->i2c;
switch(p->status) {
default:
// Disable controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) = 0;
p->status = 1;
break;
case 1:
// Master Target Address
i2c_reg(REG_DW_I2C_IC_TAR) = p->addr;
// Enable controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) = BIT_IC_ENABLE;
p->status = 2;
break;
case 2:
// Заполним FIFO ic I2C командами инициализации INA219
// Write addr reg.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = INA219_REG_CONFIG;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = p->config >> 8;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = (p->config & 0x0FF) | BIT_IC_DATA_CMD_STOP;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = INA219_REG_CALIBRATION;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = p->calibration >> 8;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = (p->calibration & 0x0FF) | BIT_IC_DATA_CMD_STOP;
//
p->status = 3;
break;
case 4:
if (i2c_reg(REG_DW_I2C_IC_RAW_INTR_STAT) & BIT_IC_RAW_INTR_STAT_TX_ABRT) {
uint32 tmp = i2c_reg(REG_DW_I2C_IC_CLR_INTR);
p->errs++;
p->status = 0;
break;
} else {
// Считаем готовые значения из FIFO ic I2C
p->buf_i2c.uc[1] = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
p->buf_i2c.uc[0] = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
p->buf_i2c.uc[3] = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
p->buf_i2c.uc[2] = i2c_reg(REG_DW_I2C_IC_DATA_CMD);
p->count++;
}
case 3:
// Заполним FIFO ic I2C командами чтения
// Write addr reg.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = INA219_REG_BUSVOLTAGE | BIT_IC_DATA_CMD_STOP;
// Read command.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD | BIT_IC_DATA_CMD_STOP;
// Write addr reg.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = INA219_REG_SHUNTVOLTAGE | BIT_IC_DATA_CMD_STOP;
// Read command.
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = BIT_IC_DATA_CMD_CMD | BIT_IC_DATA_CMD_STOP;
p->status = 4;
break;
}
}
void ina219_init(void)
{
PINA219DRV p = &ina219drv;
if(p->init <= 0) {
rtl_printf("Init INA219\n");
p->status = 0;
p->count = 0;
p->errs = 0;
// (!) Установки драйвера I2C заданы в структуре ina219drv
// _i2c_setup(&p->i2c, INA219_I2C_PIN_SDA , INA219_I2C_PIN_SCL, DRV_I2C_FS_MODE); // == DRV_I2C_OK?
_i2c_init(&p->i2c);
// _i2c_set_speed(&p->i2c, INA219_I2C_BUS_CLK);
rtl_printf("I2C%d mode = %d, drvStatus = %d\n", p->i2c.idx, p->i2c.mode, p->i2c.status);
// (!) Инициализация INA219 перенесена в прерывание таймера
// ina219_write(INA219_REG_CONFIG, p->config);
// ina219_write(INA219_REG_CALIBRATION, p->calibration);
// Initial a periodical timer
gtimer_init(&p->timer, INA219_TIMER);
// Tick every 0.000532 sec (N*532 μs)
uint32 tus = (1 << ((p->config >> 3) & 7));
tus *= 532;
gtimer_start_periodical(&p->timer, tus, (void*)ina_tick_handler, (uint32_t)&ina219drv);
rtl_printf("INA219 Read Period = %u us\n", tus);
p->init = 1;
}
}
void ina219_deinit(void)
{
PINA219DRV p = &ina219drv;
i2c_drv_t *pi2c = &p->i2c;
if(p->init > 0) {
rtl_printf("Deinit INA219\n");
gtimer_stop(&p->timer);
gtimer_deinit(&p->timer);
// (!) Не используется ina219_write / ina219_read для сокращения кода
// ina219_write(INA219_REG_CONFIG, INA219_CONFIG_MODE_POWERDOWN);
// Break controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) |= 2;
vTaskDelay(2); // +WDT
// Disable controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) = 0;
vTaskDelay(2); // +WDT
// Master Target Address
i2c_reg(REG_DW_I2C_IC_TAR) = p->addr;
// Enable controller.
i2c_reg(REG_DW_I2C_IC_ENABLE) = BIT_IC_ENABLE;
// Заполним FIFO ic I2C командой отключения INA219
vTaskDelay(2); // +WDT
// Write addr reg. INA219 POWER_DOWN
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = INA219_REG_CONFIG;
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = (INA219_CONFIG_MODE_POWERDOWN >> 8);
i2c_reg(REG_DW_I2C_IC_DATA_CMD) = (INA219_CONFIG_MODE_POWERDOWN & 0x0F) | BIT_IC_DATA_CMD_STOP;
vTaskDelay(2); // +WDT
_i2c_deinit(&p->i2c);
}
p->init = -1;
}
LOCAL void ShowIna(void)
{
PINA219DRV p = &ina219drv;
rtl_printf("INA219: %d, %d\n", p->buf_i2c.us[0], p->buf_i2c.ss[1]);
rtl_printf("INA219: Cnt = %u, Err = %u\n", p->count, p->errs);
}
LOCAL void fATINA(int argc, char *argv[])
{
if(argc > 1) {
if(atoi(argv[1])) {
ina219_init();
vTaskDelay(10); // +WDT
}
else ina219_deinit();
}
ShowIna();
}
extern void dump_bytes(uint32 addr, int size);
extern uint32 hextoul(uint8 *s);
i2c_drv_t ti2c;
/* Sample:
* ati2c i
* ati2c w 40 5
* ati2c r 40 2
*/
LOCAL void fATI2C(int argc, char *argv[])
{
i2c_drv_t *pi2c = &ti2c;
uint8 buf[32];
if(argc > 1) {
if(argv[1][0] == 'i') {
if(!pi2c->status) {
uint8 sda = 0;
uint8 scl = 0;
uint8 mode = 0;
uint32 speed = 0;
if(argc > 2) sda = hextoul(argv[2]);
else if(argc > 3) scl = hextoul(argv[3]);
else if(argc > 4) mode = hextoul(argv[4]);
else if(argc > 5) speed = hextoul(argv[5]);
if(!sda) sda = PC_4;
if(!scl) scl = PC_5;
if(!mode) mode = DRV_I2C_FS_MODE;
if(!speed) speed = 400000;
if(_i2c_setup(pi2c, sda, scl, mode) == DRV_I2C_OK
&& _i2c_init(pi2c) == DRV_I2C_OK
&& _i2c_set_speed(pi2c, speed) == DRV_I2C_OK) {
rtl_printf("I2C%d Init\n", pi2c->idx);
};
} else {
rtl_printf("Already init!\n");
return;
};
} else {
if(pi2c->status) {
if(argv[1][0] == 'd') {
_i2c_ic_off(pi2c);
rtl_printf("I2C%d DeInit\n", pi2c->idx);
return;
};
int i;
for(i = 0; i + 2 < argc; i++) {
buf[i] = hextoul(argv[i+2]);
};
if(i) {
if(argv[1][0] == 'w') {
_i2c_write(pi2c, buf[0], &buf[1], i-1, 1);
rtl_printf("I2C%d write[%d]:\n", pi2c->idx, i-1);
dump_bytes(&buf[0], i);
}
else if(argv[1][0] == 'r') {
i = buf[1];
if(i > sizeof(buf) - 1) i = sizeof(buf) - 1;
_i2c_read(pi2c, buf[0], &buf[1], i, 1);
rtl_printf("I2C%d read[%d]:\n", pi2c->idx, i);
dump_bytes(&buf[0], i+1);
};
};
};
};
};
rtl_printf("I2C%d drvStatus = %d\n", pi2c->idx, pi2c->status);
return;
}
MON_RAM_TAB_SECTION COMMAND_TABLE console_commands_ina219[] = {
{"ATI2C", 0, fATI2C, ": Test I2C, <i>nit, <d>einit, <w>rite, <r>ead"},
{"ATINA", 0, fATINA, "=[0/1]: INA219 =1 start, =0 stop"}
};

3
project/src/tcpsrv/tcp_srv_conn.c
View file

@ -685,6 +685,9 @@ static err_t TCP_SRV_CODE_ATTR tcpsrv_poll(void *arg, struct tcp_pcb *pcb) {
else tcpsrv_server_close(ts_conn);
}
else tcpsrv_server_close(ts_conn);
#ifdef SRV_WDGREFESH_IN_POOL
WDGRefresh();
#endif
return ERR_OK;
}
/******************************************************************************

12
sdkset.mk
View file

@ -1,5 +1,6 @@
#USE_FATFS = 1
#USE_POLARSSL = 1
#USE_P2P_WPS = 1
# FLAGS
# -------------------------------------------------------------------
@ -14,7 +15,7 @@ LFLAGS += -Wl,--gc-sections -Wl,--cref -Wl,--entry=Reset_Handler -Wl,--no-enum-s
# LIBS
# -------------------------------------------------------------------
LIBS =
all: LIBS +=_platform_new _wlan _wps _p2p _websocket _sdcard _xmodem
all: LIBS +=_platform_new _wlan _p2p _wps _websocket _sdcard _xmodem
# _mdns m c nosys gcc _wps _p2p _websocket _sdcard _xmodem
mp: LIBS +=_platform_new _wlan_mp _wps _p2p _websocket _sdcard _xmodem
PATHLIBS = sdk/component/soc/realtek/8195a/misc/bsp/lib/common/gcc
@ -106,8 +107,11 @@ SRC_C += sdk/component/soc/realtek/8195a/misc/driver/rtl_console_new.c
#SRC_C += sdk/component/soc/realtek/8195a/misc/driver/rtl_consol.c
#network - api
SRC_C += sdk/component/common/api/wifi/rtw_wpa_supplicant/wpa_supplicant/wifi_eap_config.c
ifdef USE_P2P_WPS
SRC_C += sdk/component/common/api/wifi/rtw_wpa_supplicant/wpa_supplicant/wifi_p2p_config.c
SRC_C += sdk/component/common/api/wifi/rtw_wpa_supplicant/wpa_supplicant/wifi_wps_config.c
endif
SRC_C += sdk/component/common/api/wifi/rtw_wpa_supplicant/wpa_supplicant/wifi_eap_config.c
SRC_C += sdk/component/common/api/wifi/wifi_conf.c
SRC_C += sdk/component/common/api/wifi/wifi_ind.c
SRC_C += sdk/component/common/api/wifi/wifi_promisc.c
@ -261,7 +265,6 @@ SRC_C += sdk/component/soc/realtek/8195a/fwlib/rtl8195a/src/rtl8195a_uart.c
ifdef USE_POLARSSL
INCLUDES += sdk/component/common/network/ssl/polarssl-1.3.8/include
SRC_C += sdk/component/common/api/wifi/rtw_wpa_supplicant/wpa_supplicant/wifi_wps_config.c
SRC_C += sdk/component/common/network/ssl/polarssl-1.3.8/library/bignum.c
DRAM_C += sdk/component/common/network/ssl/ssl_ram_map/rom/rom_ssl_ram_map.c
@ -412,6 +415,9 @@ ADD_SRC_C += project/src/console/atcmd_user.c
ADD_SRC_C += project/src/console/wifi_console.c
#ADD_SRC_C += project/src/console/pwm_tst.c
#ADD_SRC_C += project/src/console/wlan_tst.c
#ADD_SRC_C += project/src/ina219/ina219drv.c
##ADD_SRC_C += project/src/driver/i2c_drv.c
##ADD_SRC_C += project/src/ina219/ina219buf.c
#Web-свалка
INCLUDES += project/inc/web