MODBUS_WRITE_REGISTE(3) Libmodbus Manual MODBUS_WRITE_REGISTE(3)
NAME
modbus_write_register - write a single register
SYNOPSIS
int modbus_write_register(modbus_t *ctx, int addr, int value);
DESCRIPTION
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
The modbus_write_register() function shall return 1 if successful. Otherwise it shall return -1 and set errno.
SEE ALSO
modbus_read_registers(3) modbus_write_registers(3)
AUTHORS
The libmodbus documentation was written by Stephane Raimbault <stephane.raimbault@gmail.com[1]>
NOTES
1. stephane.raimbault@gmail.com
mailto:stephane.raimbault@gmail.com
libmodbus 3.0.3 05/26/2012 MODBUS_WRITE_REGISTE(3)
