External power mode of evaluation board

UM0452

10/30

After setting the address press the reset button (S2) present on the board.

The board then functions showing the temperature and time on LCD.

Note:

If the address setting for TS1 is other than as shown in Table 2 or if the switches of TS2 are

not all set to 1 (as shown in Figure 6) then an error message appears on the LCD

"ADDR.ERROR" in which case, reconfigure the correct address of TS1 and again press the

reset button (S2).

3.2.2

Address configuration of TS2 using the switches

To select the temperature sensor 2 (TS2) follow these steps:

1.

Put all switches of TS1 (A0, A1, A2) to logic level 1 as shown in Figure 7.

Figure 7.

Default settings of TS1 to select TS2 on board

2.

Configure the addresses of temperature sensor 2 (TS2) using the switches. In

standalone mode seven addresses are allowed for TS2.

These addresses are: 0x90,0x92,0x94,0x96,0x98, 0x9A and 0x9C.

The allowed addresses and their settings for TS2 are as follows:

●

Address 1 = 0x90, => A2# = 0, A1# = 0, A0#= 0

●

Address 2 = 0x92, => A2#= 0, A1# = 0, A0# = 1

●

Address 3 = 0x94, => A23 = 0, A1# = 1, A0# = 0

●

Address 4 = 0x96, => A2#= 0, A1# = 1, A0# = 1

●

Address 5 = 0x98, => A2# = 1, A1# = 0, A0# = 0

●

Address 6 = 0x9A, => A2# = 1, A1# = 0, A0# = 1

●

Address 7 = 0x9C, => A2# = 1, A1# = 1, A0# = 0