User`s manual

DemoKit-LG2 User’s Manual
12
3.10 OCD connector CN8
Connector CN8 (not assembled) allows connection of the QB-78K0MINI on-chip debugging
emulator (available separately) to the DemoKit-LG2 to use the MCU’s on-chip debugging
function.
Table 4. CN8 On-Chip Debugging Connector
CN8 Signal
1 RESET_IN
2 RESET_OUT
3 FLMD0
4 VDD_IN
5 X2
6 GND
7 X1
8 GND
9 No connection
10 No connection
To enable on-chip debugging using the QB-78K0MINI emulator, you must configure the DemoKit-LG2
as described in Section 4.2.
Table 5. SW1 Configuration for On-Chip Debugging
Switch/Jumper Setting Mode
S1
OFF
Normal operation
S2
OFF
UART6 select
S3
ON
On
-
chip debugging enabled
S4
ON
QB
-
78K0MINI enabled
JP1
1
–
2closed
Power supply via USB
Open
Power supply via USB
JP2
Closed
Power supply via QB
-
78K0MINI (
*
Note)
JP3
Open
Clock supplied via QB
-
78K
0MINI
For information about how to configure DemoKit-LG2 for on-chip debugging, refer to 4.1.
3.11 LCD1 Standard 112-Segment LCD
The DemoKit-LG2 board is equipped with a standard 112-segment LCD, in this case a transflective
model operating at a 5-volt supply voltage. The LCD can operate at a four times multiplex rate. The
display can be used within a temperature range from –20 to +70° Celsius. The typical driving frequency