======mb_start_scan======
WMPRO, WMMINI FW >= 1.0 WMMEGA FW >= 2.0
Initiate an automatic scan of the modbus
====Description====
mb_start_scan (
int
$start,
int
$end
, [
int
$bus
])
====Parameters====
$start: Starting device identification number
$end: Ending device identification number
$bus: Bus number to scan or leave blank to use RS-485
====Return Values====
None
====See Also====
[[mb_add_dev()]] - Add a device to the list of polled devices
[[mb_delete_device()]] - Delete a device from the list of active devices
[[mb_get_dev_by_id()]] - Return modbus device details by ID
[[mb_get_dev_by_index()]] - Return modbus device details by index
[[mb_get_dev_by_name()]] - Return modbus device details by name
[[mb_get_dev_info()]] - Return modbus device details by type
[[mb_get_role_array()]] - Return an array of all roles and their values
[[mb_get_status_by_role()]] - Return status of the device attached to the role
[[mb_get_val_by_role()]] - Return value of the role
[[mb_num_devices()]] - Return number of devices on the modbus
[[mb_queue_command()]] - Queue a sequence of characters to the RS-485 bus and get but ignore the reply
[[mb_scan_complete()]] - Check to see if a modbus scan has completed
[[mb_scan_percent()]] - Return scan percentage completed
[[mb_send_command()]] - Send a sequence of characters to the RS-485 bus and get a reply
[[mb_set_dev_var()]] - Set a variable on a modbus device
[[mb_set_val_by_role()]] - Set a role value on a modbus device