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at_commands [2020/12/01 17:02]
bgfdsuperadmin |
at_commands [2020/12/01 17:03]
bgfdsuperadmin |
| | AT+Udps | Set data format | AT+U801 | OK+U801 |This sets the number of data bits (d), the parity (N = none, O = odd, and E = even), and stop bits (1 = one stop bit, 2 = two stop bits, and 3 = 1.5 stop bits). | | | AT+Udps | Set data format | AT+U801 | OK+U801 |This sets the number of data bits (d), the parity (N = none, O = odd, and E = even), and stop bits (1 = one stop bit, 2 = two stop bits, and 3 = 1.5 stop bits). | |
| | AT+V | Request the module's current firmware version | AT+V | OK+HC-12_v2.3 | | | | AT+V | Request the module's current firmware version | AT+V | OK+HC-12_v2.3 | | |
| | AT+SLEEP | Enter sleep mode | AT+SLEEP | |OK+SLEEP |Enter sleep mode on exiting command mode. Power cycling wakes the module up again | | | AT+SLEEP | Enter sleep mode | AT+SLEEP |OK+SLEEP |Enter sleep mode on exiting command mode. Power cycling wakes the module up again | |
| | AT+DEFAULT | Sets default values for all parameters | AT+DEFAULT | OK_DEFAULT |This sets the module to 9600bps, 8 data bits, no parity, 1 stop bit, channel 001, and transmission mode FU3. | | | AT+DEFAULT | Sets default values for all parameters | AT+DEFAULT | OK_DEFAULT |This sets the module to 9600bps, 8 data bits, no parity, 1 stop bit, channel 001, and transmission mode FU3. | |
| | AT+UPDATE | | | |Puts the module into update mode waiting for new firmware. Power cycle to return to normal operation. | | | AT+UPDATE | Prepare for new firmware | | |Puts the module into update mode waiting for new firmware. Power cycle to return to normal operation. | |
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| All commands must be sent at 9600bps, 8n1 mode regardless of any transmission settings. | All commands must be sent at 9600bps, 8n1 mode regardless of any transmission settings. |
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