ML610471/472/473/Q471/Q472/Q473 User's Manual
Chapter 1 Overview
1-25
1.3.4 Handling of Unused Pins
Table 1-3 shows methods of terminating the unused pins.
Table 1-3 Termination of Unused Pins
Pin
Recommended pin handling
VPP Open
VL1
Open
VL2 Open
VL3 Open
C1, C2
Open
RESET_N Open
TEST0
Pull down(1k
Ω
to VSS)
P00
to
P03
VDD or VSS
P20, P21
Open
P35 Open
P42
to
P47 Open
P60
to
P67 Open
COM0
to
COM4 Open
SEG0
to
SEG21 Open
Note:
It is recommended to set the unused input ports and input/output ports to the inputs with pull-down resistors/pull-up
resistors or the output mode since the supply current may become excessively large if the pins are left open in the
high impedance input setting.
Содержание ML610472
Страница 12: ...Chapter 1 Overview...
Страница 38: ...Chapter 2 CPU and Memory Space...
Страница 44: ...Chapter 3 Reset Function...
Страница 48: ...Chapter 4 MCU Control Function...
Страница 62: ...Chapter 5 Interrupts...
Страница 82: ...Chapter 6 Clock Generation Circuit...
Страница 94: ...Chapter 7 Time Base Counter...
Страница 105: ...Chapter 8 Capture...
Страница 114: ...Chapter 9 Timer...
Страница 133: ...Chapter 10 Watchdog Timer...
Страница 141: ...Chapter 11 UART...
Страница 164: ...Chapter 12 Port 0...
Страница 173: ...Chapter 13 Port 2...
Страница 180: ...Chapter 14 Port 3...
Страница 188: ...Chapter 15 Port 4...
Страница 199: ...Chapter 16 Port 6...
Страница 205: ...Chapter 17 RC Oscillation Type A D Converter...
Страница 225: ...Chapter 18 LCD Drivers...
Страница 243: ...Chapter 19 Power Supply Circuit...
Страница 245: ...Chapter 20 uEASE Flash Writer System...
Страница 249: ...Chapter 21 Software Development...
Страница 258: ...Appendixes...
Страница 280: ...Revision History...