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modbus_write_register(3)
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NAME
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modbus_write_register - write a single register
SYNOPSIS
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*int modbus_write_register(modbus_t *'ctx', int 'addr', int 'value');*
DESCRIPTION
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The *modbus_write_register()* function shall write the value of _value_
holding registers at the address _addr_ of the remote device.
The function uses the Modbus function code 0x06 (preset single register).
RETURN VALUE
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The function shall return 1 if successful. Otherwise it shall return -1 and set
errno.
SEE ALSO
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linkmb:modbus_read_registers[3]
linkmb:modbus_write_registers[3]
AUTHORS
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The libmodbus documentation was written by Stéphane Raimbault
<stephane.raimbault@gmail.com>