Smi Signal Input Switch; Watchdog Timer - BOSER Technology HS-6238 Manual

CD2: Line In Connector
PIN
1
2
3
4
JP3: Mic In / Audio Out Connector
PIN Description
1 OUT_L
3 GND
5 MIC IN
7 GND

3.23 SMI Signal Input Switch

HS-6238 has an SMI connector at location CN7. If there is an external
SMI Signal Input Switch, this input switch will be able to receive signals.
CN7: SMI Signal Input Switch
PIN
1
2

3.24 Watchdog Timer

Once the Enable cycle is active, a Refresh cycle is requested before
the time-out period. This restarts counting of the WDT period. When
the time counting goes over the period preset of WDT, it will assume
that the program operation is abnormal. A System Reset signal to
re-start when such error happens.
20
Description
LINE_R
GND
GND
LINE_L
PIN Description
2 OUT_R
4 GND
6 N/C
8 GND
Description
GND
EXTSMI
1 2 3 4
2
1
1 2
8
7