First commit ADS1220 enums ok

Author: PY1CX

ADS1220/ads1220.c

@@ -0,0 +1,14 @@
+/*
+ *	ads1220.c
+ *
+ *	AD9833 Driver
+ *	Author: Felipe Navarro
+ *
+ *	Fault Common Numbers:
+ *	-3 Semaphore
+ *	-2 SPI
+ *	-1 Wrong Configuration
+ *
+ *	 1 Represent Success
+ *
+ */

ADS1220/ads1220.h

@@ -0,0 +1,188 @@
+/*
+ *	ads1220.h
+ *
+ *	AD9833 Driver
+ *	Author: Felipe Navarro
+ *
+ *	Fault Common Numbers:
+ *	-3 Semaphore
+ *	-2 SPI
+ *	-1 Wrong Configuration
+ *
+ *	 1 Represent Success
+ *
+ */
+
+#include "main.h"
+#include "stm32f4xx_hal.h"
+#include "cmsis_os.h"
+#include "spi.h"
+#include "gpio.h"
+#include "queue.h"
+#include "arm_math.h"
+
+/*
+ *  ADS1220 Registers and Command Values
+ */
+
+enum ADS1220_REGISTERS_AND_COMMANDS{
+
+	//Write Single Register Command
+	ADS1220_REG0_W = 0x40,
+	ADS1220_REG1_W = 0x44,
+	ADS1220_REG2_W = 0x48,
+	ADS1220_REG3_W = 0x4C,
+
+	//Read Single Register Command
+	ADS1220_REG0_R = 0x20,
+	ADS1220_REG1_R = 0x24,
+	ADS1220_REG2_R = 0x28,
+	ADS1220_REG3_R = 0x2C,
+
+	//Read Data Command
+	ADS1220_READ_DATA  = 0x10,
+	//Start Sync Conversion
+	ADS1220_START_SYNC = 0x08,
+	//Reset
+	ADS1220_RESET      = 0x06,
+	//Power Down
+	ADS1220_POWER_DOWN = 0x02
+};
+
+/*
+ *  ADS1220_CONFIG is an enum for making it easier to enable/disable
+ *  configs on the ADS1220.
+ *
+ *  EXAMPLE OF USAGE:
+ *	Multiple bits Config:
+ *  REG = ( REG & BITMASK ) | VALUE;
+ *
+ *  Single Bit Config:
+ *  REG |= ( 1UL << BIT POSITION );
+ */
+enum ADS1220_CONFIG_VALUES{
+
+	// Config Register 0
+	ADS1220_GAIN_1 			  = 0x00,
+	ADS1220_GAIN_2,
+	ADS1220_GAIN_4,
+	ADS1220_GAIN_8,
+	ADS1220_GAIN_16,
+	ADS1220_GAIN_32,
+	ADS1220_GAIN_64,
+	ADS1220_GAIN_128,
+	ADS1220_GAIN_BITMASK      = 0xF1,
+
+	//ADS1220 MUX CONFIG
+	//Named as: First AINp Last AINn
+
+	ADS1220_MUX_AIN0_AIN1	  = 0x00,
+	ADS1220_MUX_AIN0_AIN2,
+	ADS1220_MUX_AIN0_AIN3,
+	ADS1220_MUX_AIN1_AIN2,
+	ADS1220_MUX_AIN1_AIN3,
+	ADS1220_MUX_AIN2_AIN3,
+	ADS1220_MUX_AIN1_AIN0,
+	ADS1220_MUX_AIN3_AIN2,
+	ADS1220_MUX_AIN0_AVSS,
+	ADS1220_MUX_AIN1_AVSS,
+	ADS1220_MUX_AIN2_AVSS,
+	ADS1220_MUX_AIN3_AVSS,
+	//There is more FOUR cases not listed here
+	//because they're not going to be used anyway.
+	ADS1220_MUX_BITMASK		  = 0x0F,
+
+	// Config Register 1
+
+	ADS1220_DATA_RATE_0       = 0x00,
+	ADS1220_DATA_RATE_1,
+	ADS1220_DATA_RATE_2,
+	ADS1220_DATA_RATE_3,
+	ADS1220_DATA_RATE_4,
+	ADS1220_DATA_RATE_5,
+	ADS1220_DATA_RATE_6,
+	ADS1220_DATA_RATE_7, //Reserved
+	ADS1220_DATA_RATE_BITMASK = 0x1F,
+
+	ADS1220_MODE_NORMAL       = 0x00,
+	ADS1220_MODE_DUTY_CYCLE,
+	ADS1220_MODE_TURBO,
+	ADS1220_MODE_BITMASK      = 0xE7,
+
+	// Config Register 2
+	ADS1220_IDAC_OFF          = 0x00,
+	ADS1220_IDAC_RES,
+	ADS1220_IDAC_50ua,
+	ADS1220_IDAC_100ua,
+	ADS1220_IDAC_250ua,
+	ADS1220_IDAC_500ua,
+	ADS1220_IDAC_1000ua,
+	ADS1220_IDAC_1500ua,
+	ADS1220_IDAC_BITMASK      = 0xF8,
+
+	ADS1220_VREF_INTERNAL     = 0x00,
+	ADS1220_VREF_REFP0_REFN0,
+	ADS1220_VREF_AIN0_AIN3,
+	ADS1220_VREF_ANALOG_SUPPLY,
+	ADS1220_VREF_BITMASK      = 0x3F,
+
+	// Config Register 3
+	ADS1220_IDAC1_DISABLED    = 0x00,
+	ADS1220_IDAC1_AIN0_REFP1,
+	ADS1220_IDAC1_AIN1,
+	ADS1220_IDAC1_AIN2,
+	ADS1220_IDAC1_AIN3_REFN1,
+	ADS1220_IDAC1_REFP0,
+	ADS1220_IDAC1_REFN0,
+	ADS1220_IDAC1_RESERVED,
+	ADS1220_IDAC1_BITMASK     = 0x1F,
+
+	ADS1220_IDAC2_DISABLED    = 0x00,
+	ADS1220_IDAC2_AIN0_REFP1,
+	ADS1220_IDAC2_AIN1,
+	ADS1220_IDAC2_AIN2,
+	ADS1220_IDAC2_AIN3_REFN1,
+	ADS1220_IDAC2_REFP0,
+	ADS1220_IDAC2_REFN0,
+	ADS1220_IDAC2_RESERVED,
+	ADS1220_IDAC2_BITMASK     = 0xE3,
+
+}ADS1220_CONFIG_VALUES;
+
+enum ADS1220_CONFIG_POS{
+
+	// Config Register 0
+	ADS1220_CONFIG_PGA_BYPASS = 0x0,
+	ADS1220_CONFIG_GAIN 	  = 0x1,
+	ADS1220_CONFIG_MUX        = 0x4,
+
+	// Config Register 1
+	ADS1220_CONFIG_BCS        = 0x0,
+	ADS1220_CONFIG_TS         = 0x1,
+	ADS1220_CONFIG_CONV_MODE  = 0x2,
+	ADS1220_CONFIG_OP_MODE    = 0x3,
+	ADS1220_CONFIG_DATA_RATE  = 0x5,
+
+	// Config Register 2
+	ADS1220_CONFIG_IDAC       = 0x0,
+	ADS1220_CONFIG_PSW        = 0x3,
+	ADS1220_CONFIG_FIR_FILTER = 0x4,
+	ADS1220_CONFIG_VREF       = 0x6,
+
+	// Config Register 3
+	ADS1220_CONFIG_RESERVED   = 0x0, // Never change this register to 1
+	ADS1220_CONFIG_DRDYM      = 0x1,
+	ADS1220_CONFIG_I2MUX      = 0x2,
+	ADS1220_CONFIG_I1MUX      = 0x5,
+
+}ADS1220_CONFIG_POS;
+
+enum ADS1220_FAULTS{
+	ADS1220_SEMAPHORE_FAULT   = -3,
+	ADS1220_SPI_FAULT 		  = -2,
+	ADS1220_CONFIG_FAULT      = -1,
+	ADS1220_SUCCESS           =  0
+}ADS1220_FAULTS;
+// Functions and Tasks Prototypes
+
+