Rostislav Krylov
HAND
Diff: MAX30100_Registers.h
- Revision:
- 0:010b908e2187
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/MAX30100_Registers.h Fri Nov 25 00:52:54 2016 +0000
@@ -0,0 +1,108 @@
+/*
+Arduino-MAX30100 oximetry / heart rate integrated sensor library
+Copyright (C) 2016 OXullo Intersecans <x@brainrapers.org>
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef MAX30100_REGISTERS_H
+#define MAX30100_REGISTERS_H
+
+//#define MAX30100_I2C_ADDRESS 0x57
+#define I2C_WRITE_ADDR 0xAE
+#define I2C_READ_ADDR 0xAF
+
+// Interrupt status register (RO)
+#define MAX30100_REG_INTERRUPT_STATUS 0x00
+#define MAX30100_IS_PWR_RDY (1 << 0)
+#define MAX30100_IS_SPO2_RDY (1 << 4)
+#define MAX30100_IS_HR_RDY (1 << 5)
+#define MAX30100_IS_TEMP_RDY (1 << 6)
+#define MAX30100_IS_A_FULL (1 << 7)
+
+// Interrupt enable register
+#define MAX30100_REG_INTERRUPT_ENABLE 0x01
+#define MAX30100_IE_ENB_SPO2_RDY (1 << 4)
+#define MAX30100_IE_ENB_HR_RDY (1 << 5)
+#define MAX30100_IE_ENB_TEMP_RDY (1 << 6)
+#define MAX30100_IE_ENB_A_FULL (1 << 7)
+
+// FIFO control and data registers
+#define MAX30100_REG_FIFO_WRITE_POINTER 0x02
+#define MAX30100_REG_FIFO_OVERFLOW_COUNTER 0x03
+#define MAX30100_REG_FIFO_READ_POINTER 0x04
+#define MAX30100_REG_FIFO_DATA 0x05 // Burst read does not autoincrement addr
+
+// Mode Configuration register
+#define MAX30100_REG_MODE_CONFIGURATION 0x06
+#define MAX30100_MC_TEMP_EN (1 << 3)
+#define MAX30100_MC_RESET (1 << 6)
+#define MAX30100_MC_SHDN (1 << 7)
+typedef enum Mode {
+ MAX30100_MODE_HRONLY = 0x02,
+ MAX30100_MODE_SPO2_HR = 0x03
+} Mode;
+
+// SpO2 Configuration register
+// Check tables 8 and 9, p19 of the MAX30100 datasheet to see the permissible
+// combinations of sampling rates and pulse widths
+#define MAX30100_REG_SPO2_CONFIGURATION 0x07
+#define MAX30100_SPC_SPO2_HI_RES_EN (1 << 6)
+typedef enum SamplingRate {
+ MAX30100_SAMPRATE_50HZ = 0x00,
+ MAX30100_SAMPRATE_100HZ = 0x01,
+ MAX30100_SAMPRATE_167HZ = 0x02,
+ MAX30100_SAMPRATE_200HZ = 0x03,
+ MAX30100_SAMPRATE_400HZ = 0x04,
+ MAX30100_SAMPRATE_600HZ = 0x05,
+ MAX30100_SAMPRATE_800HZ = 0x06,
+ MAX30100_SAMPRATE_1000HZ = 0x07
+} SamplingRate;
+
+typedef enum LEDPulseWidth {
+ MAX30100_SPC_PW_200US_13BITS = 0x00,
+ MAX30100_SPC_PW_400US_14BITS = 0x01,
+ MAX30100_SPC_PW_800US_15BITS = 0x02,
+ MAX30100_SPC_PW_1600US_16BITS = 0x03
+} LEDPulseWidth;
+
+// LED Configuration register
+#define MAX30100_REG_LED_CONFIGURATION 0x09
+typedef enum LEDCurrent {
+ MAX30100_LED_CURR_0MA = 0x00,
+ MAX30100_LED_CURR_4_4MA = 0x01,
+ MAX30100_LED_CURR_7_6MA = 0x02,
+ MAX30100_LED_CURR_11MA = 0x03,
+ MAX30100_LED_CURR_14_2MA = 0x04,
+ MAX30100_LED_CURR_17_4MA = 0x05,
+ MAX30100_LED_CURR_20_8MA = 0x06,
+ MAX30100_LED_CURR_24MA = 0x07,
+ MAX30100_LED_CURR_27_1MA = 0x08,
+ MAX30100_LED_CURR_30_6MA = 0x09,
+ MAX30100_LED_CURR_33_8MA = 0x0a,
+ MAX30100_LED_CURR_37MA = 0x0b,
+ MAX30100_LED_CURR_40_2MA = 0x0c,
+ MAX30100_LED_CURR_43_6MA = 0x0d,
+ MAX30100_LED_CURR_46_8MA = 0x0e,
+ MAX30100_LED_CURR_50MA = 0x0f
+} LEDCurrent;
+
+// Temperature integer part register
+#define MAX30100_REG_TEMPERATURE_DATA_INT 0x16
+// Temperature fractional part register
+#define MAX30100_REG_TEMPERATURE_DATA_FRAC 0x17
+
+// Revision ID register (RO)
+#define MAX30100_REG_REVISION_ID 0xfe
+// Part ID register
+#define MAX30100_REG_PART_ID 0xff
+
+#endif
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