W83L761G Datasheet, PDF (9/16 Pages) Winbond – H/W MONITORING IC

W83L761G Preliminary
The last access type, used for host to issue shut-down command, is shown in figure 3. After reading 2
bytes temperature from W83L761G, host continues to send clock and 2 more bytes command. During
all 4 bytes, the CS# never de-asserts.
SC ^SC
#CS_#CS
SI/O_SO
Temperature readout from 761G
Host writes in commands
Figure 3 Shutdown Control
7.3 Temperature Measurement Machine
W83L761G temperature data format is 8-bit/10-bit complement. The 8-bit/10-bit temperature data can
be obtained by reading the temperature register return format (section 8.2). The format of temperature
data is shown in Table 1.
TEMPERATURE
+125°C
+25°C
+1°C
+0.5°C
+0°C
-0.5°C
-1°C
-25°C
-55°C
8-BIT DIGITAL OUTPUT
8-BIT BINARY
8-BIT HEX
0011,1110
3Eh
0000,1100
0Ch
0000,0000
00h
-
-
0000,0000
00h
-
-
1111,1111
FFh
1111,0011
F3h
1110,0100
E4h
Table 1
10-BIT DIGITAL OUTPUT
10-BIT BINARY
10-BIT HEX
00,1111,1010
0FAh
00,0011,0010
032h
00,0000,0010
002h
00,0000,0001
001h
00,0000,0000
000h
11,1111,1111
3FFh
11,1111,1110
3FFh
11,1100,1110
3CEh
11,1001,0010
392h
Publication Release Date: April 18, 2005
-5-
Revision 1.0