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aucun résumé de modification
{{Bluefruit-LE-Shield-NAV}}
{{Bluefruit-LE-Shield-NAV}}
{{traduction}}
== Commande matériel ==
== Commande matériel ==
The following commands allow you to interact with the low level HW on the Bluefruit LE module, such as reading or toggling the GPIO pins, performing an ADC conversion ,etc.:
The following commands allow you to interact with the low level HW on the Bluefruit LE module, such as reading or toggling the GPIO pins, performing an ADC conversion ,etc.:
Changes the baud rate used by the HW UART peripheral on the nRF51822.
Changes the baud rate used by the HW UART peripheral on the nRF51822.
* Codebase Revision: 0.7.0
* Codebase Revision: 0.7.0
* Parameters: Baud rate, which must be one of the following values:
* Paramètres: Baud rate, which must be one of the following values:
** 1200
** 1200
** 2400
** 2400
** 921600
** 921600
** 1000000
** 1000000
* Output: The current baud rate
* Sortie: The current baud rate
<nowiki># Set the baud rate to 115200
<nowiki># Set the baud rate to 115200
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: The ADC channel (0..7)
* Paramètres: The ADC channel (0..7)
* Output: The results of the ADC conversion
* Sortie: The results of the ADC conversion
<nowiki>AT+HWADC=0
<nowiki>AT+HWADC=0
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: None
* Paramètres: None
* Output: The die temperature in degrees celcius
* Sortie: The die temperature in degrees celcius
<nowiki>AT+HWGETDIETEMP
<nowiki>AT+HWGETDIETEMP
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: The parameters for this command change depending on the pin mode.
* Paramètres: The Paramètres for this command change depending on the pin mode.
=== GPIO en sortie ===
=== GPIO en sortie ===
OUTPUT MODE: The following comma-separated parameters can be used when updating a pin that is set as an output:
OUTPUT MODE: The following comma-separated Paramètres can be used when updating a pin that is set as an output:
* Pin numbers
* Pin numbers
INPUT MODE: To read the current state of an input pin or a pin that has been configured as an output, enter the pin number as a single parameter.
INPUT MODE: To read the current state of an input pin or a pin that has been configured as an output, enter the pin number as a single parameter.
* Output: The pin state if you are reading an input or checking the state of an input pin (meaning only 1 parameter is supplied, the pin number), where:
* Sortie: The pin state if you are reading an input or checking the state of an input pin (meaning only 1 parameter is supplied, the pin number), where:
** 0 means the pin is logic low/GND
** 0 means the pin is logic low/GND
** 1 means the pin is logic high/VCC
** 1 means the pin is logic high/VCC
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: This command one or two values (comma-separated in the case of two parameters being used):
* Paramètres: This command one or two values (comma-separated in the case of two Paramètres being used):
** The pin number
** The pin number
** The new GPIO mode, where:
** The new GPIO mode, where:
*** 2 = Input with pullup enabled
*** 2 = Input with pullup enabled
*** 3 = Input with pulldown enabled
*** 3 = Input with pulldown enabled
* Output: If a single parameters is passed (the GPIO pin number) the current pin mode will be returned.
* Sortie: If a single Paramètres is passed (the GPIO pin number) the current pin mode will be returned.
{{ambox-stop|text=Some pins are reserved for specific functions on Bluefruit modules and can not be used as GPIO. If you try to make use of a reserved pin number an 'ERROR' response will be generated. }}
{{ambox-stop|text=Some pins are reserved for specific functions on Bluefruit modules and can not be used as GPIO. If you try to make use of a reserved pin number an 'ERROR' response will be generated. }}
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: None
* Paramètres: None
* Output: A comma-separated list of any I2C address that were found while scanning the valid address range on the I2C bus, or nothing is no devices were found.
* Sortie: A comma-separated list of any I2C address that were found while scanning the valid address range on the I2C bus, or nothing is no devices were found.
<nowiki># I2C scan with two devices detected
<nowiki># I2C scan with two devices detected
Returns the main power supply voltage level in millivolts
Returns the main power supply voltage level in millivolts
* Codebase Revision: 0.3.0
* Codebase Revision: 0.3.0
* Parameters: None
* Paramètres: None
* Output: The VBAT level in millivolts
* Sortie: The VBAT level in millivolts
<nowiki>AT+HWVBAT
<nowiki>AT+HWVBAT
Generates a random 32-bit number using the HW random number generator on the nRF51822 (based on white noise).
Generates a random 32-bit number using the HW random number generator on the nRF51822 (based on white noise).
* Codebase Revision: 0.4.7
* Codebase Revision: 0.4.7
* Parameters: None
* Paramètres: None
* Output: A random 32-bit hexadecimal value (ex. '0x12345678')
* Sortie: A random 32-bit hexadecimal value (ex. '0x12345678')
<nowiki>AT+HWRANDOM
<nowiki>AT+HWRANDOM
* Codebase Revision: 0.6.6
* Codebase Revision: 0.6.6
* Parameters: LED operating mode, which can be one of the following values:
* Paramètres: LED operating mode, which can be one of the following values:
** '''disable''' or '''DISABLE''' or '''0''' - Disable the MODE LED entirely to save power
** '''disable''' or '''DISABLE''' or '''0''' - Disable the MODE LED entirely to save power
** '''mode''' or '''MODE''' or '''1''' - Default behaviour, indicates the current operating mode
** '''mode''' or '''MODE''' or '''1''' - Default behaviour, indicates the current operating mode
** '''spi''' or '''SPI''' or '''4''' - Toggles the LED on any SPI activity
** '''spi''' or '''SPI''' or '''4''' - Toggles the LED on any SPI activity
** '''manual''' or '''MANUAL''' or '''5''' - Manually sets the state of the MODE LED via a second comma-separated parameter, which can be on, off, or toggle.
** '''manual''' or '''MANUAL''' or '''5''' - Manually sets the state of the MODE LED via a second comma-separated parameter, which can be on, off, or toggle.
* Output: If run with no parameters, returns an upper-case string representing the current MODE LED operating mode from the fields above
* Sortie: If run with no Paramètres, returns an upper-case string representing the current MODE LED operating mode from the fields above
<nowiki># Get the curent MODE LED setting
<nowiki># Get the curent MODE LED setting
* Codebase Revision: 0.7.0
* Codebase Revision: 0.7.0
* Parameters: HW flow control state, which can be one of:
* Paramètres: HW flow control state, which can be one of:
** on
** on
** off
** off
** 0
** 0
** 1
** 1
* Output: If run with no parameters, returns a number representing whether flow control is enabled (1) or disabled (0).
* Sortie: If run with no Paramètres, returns a number representing whether flow control is enabled (1) or disabled (0).
<nowiki># Check the current flow control state
<nowiki># Check the current flow control state
AT+UARTFLOW=off
AT+UARTFLOW=off
OK</nowiki>
OK</nowiki>
{{Bluefruit-LE-Shield-TRAILER}}
{{Bluefruit-LE-Shield-TRAILER}}