onewire DS18B20 DS2450

Dependencies:   mbed

Committer:
fblanc
Date:
Thu Jun 30 13:18:22 2011 +0000
Revision:
0:df0e3c8895f4
2011_06_30

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fblanc 0:df0e3c8895f4 1 /* DS2450 specific values (see datasheet www.maxim-ic.com/datasheet/index.mvp/id/2921) */
fblanc 0:df0e3c8895f4 2 #ifndef _DS2450_
fblanc 0:df0e3c8895f4 3 #define _DS2450_
fblanc 0:df0e3c8895f4 4 #define DS2450_ID 0x20
fblanc 0:df0e3c8895f4 5 #define DS2450_READ_MEMORY 0xAA
fblanc 0:df0e3c8895f4 6 #define DS2450_WRITE_MEMORY 0x55
fblanc 0:df0e3c8895f4 7 #define DS2450_CONVERT 0x3C
fblanc 0:df0e3c8895f4 8
fblanc 0:df0e3c8895f4 9 #define DS2450_SP_SIZE 13
fblanc 0:df0e3c8895f4 10 #define DS2450_PAGE0 0x00
fblanc 0:df0e3c8895f4 11 #define DS2450_PAGE1 0x08
fblanc 0:df0e3c8895f4 12 #define DS2450_PAGE2 0x10
fblanc 0:df0e3c8895f4 13 #define DS2450_PAGE3 0x18
fblanc 0:df0e3c8895f4 14
fblanc 0:df0e3c8895f4 15 #define DS2450_ADCA 0x00 //channel A
fblanc 0:df0e3c8895f4 16 #define DS2450_ADCB 0x02 //channel B
fblanc 0:df0e3c8895f4 17 #define DS2450_ADCC 0x04 //channel C
fblanc 0:df0e3c8895f4 18 #define DS2450_ADCD 0x06 //channel D
fblanc 0:df0e3c8895f4 19
fblanc 0:df0e3c8895f4 20 #define DS2450_IR_2V5 0x00 //input voltage range 2.55V
fblanc 0:df0e3c8895f4 21 #define DS2450_IR_5V1 0x01 //input voltage range 5.1V
fblanc 0:df0e3c8895f4 22 #define DS2450_AFH 0x20 //flag alarm value higher
fblanc 0:df0e3c8895f4 23 #define DS2450_AFL 0x10 //flag alarm value lower
fblanc 0:df0e3c8895f4 24 #define DS2450_AEH_ENABLE 0x08 //alarm value higher enable
fblanc 0:df0e3c8895f4 25 #define DS2450_AEL_ENABLE 0x04 //alarm value lower enable
fblanc 0:df0e3c8895f4 26
fblanc 0:df0e3c8895f4 27 #define DS2450_DISABLE_OUT 0x00 //disable ouput
fblanc 0:df0e3c8895f4 28 #define DS2450_ENABLE_OUT 0x80//enable ouput
fblanc 0:df0e3c8895f4 29
fblanc 0:df0e3c8895f4 30 #define DS2450_16_BIT 0x00 //ADC 16bits enable ouput
fblanc 0:df0e3c8895f4 31 #define DS2450_15_BIT 0x0F //ADC 15bits enable ouput
fblanc 0:df0e3c8895f4 32 #define DS2450_12_BIT 0x0C //ADC 12bits enable ouput
fblanc 0:df0e3c8895f4 33 #define DS2450_8_BIT 0x08 //ADC 8bits enable ouput
fblanc 0:df0e3c8895f4 34 #define DS2450_1_BIT 0x01 //ADC 1bits enable ouput
fblanc 0:df0e3c8895f4 35 uint8_t DS2450_read_page(uint8_t id[], uint8_t adresse, uint8_t *val);
fblanc 0:df0e3c8895f4 36 uint8_t DS2450_convert(uint8_t id[], uint8_t input_select_mask,uint8_t read_out_control);
fblanc 0:df0e3c8895f4 37 uint8_t DS2450_read_ADC(uint8_t id[], uint16_t adc[]);
fblanc 0:df0e3c8895f4 38 uint8_t DS2450_start_and_read_ADC(uint8_t id[], uint16_t adc[]);
fblanc 0:df0e3c8895f4 39 uint8_t DS2450_configure_channel_ADC(uint8_t id[],uint8_t channel,uint8_t conflsb,uint8_t confmsb);
fblanc 0:df0e3c8895f4 40 uint8_t DS2450_configure_page(uint8_t id[], uint8_t adresse,uint8_t configpage[]);
fblanc 0:df0e3c8895f4 41 #endif