Firmware SwitchBoard - Alphatech

Description of version  FW in SwitchBoard (upgrade FW from PC program is not possible)

• V1.0 - basic version of Call with machine room for HW V1.0-V1.3 (basic functionality)
  

for new HW V1.4 and newest :

• V1.1 - expansion for calls to the engine room - HW must be V1.4
  

• V1.2 - *4 constant is entered incorrectly and must be from PC to outsource the larger 1.0 to function properly, * as prolongation confirmation call by the meal send by 4 sec drive and at least 3 times in a row and the problem is that from (8.6.2013) the time comes after transmitting DTMF in space before it will accept a 1sec. Because GSM gateway has a long delay and the amount of [then would receive custom tone]. Repeatedly for * - 3x and 44 - 2x
  

• V1.4 - new HW - Incompatible new version of FW for improved tone for function calls to the machine room (31.7.2013) .This is ready version.
  

• V2.0 - possible change parallel / single mode by green button (2018)

• V2.1 - extend 3 parallel communicators to 5 parallel communicators - table

LED1                          – 1

LED2                          – 2

LED3                          – 3

LED1+LED3              – 4

LED2+LED3              – 5

LED1+LED2              – 1+2

LED1+LED2+LED3 – 1+2+3