
ML62Q1000 Series User's Manual
Chapter 17 General Purpose Port
FEUL62Q1000
17-34
17.3.8 Notes for using the P00/TEST0 pin
P00/TEST0 pin is used for the general port, the on-chip debug function or ISP funcction.
Confirm following notes in each usage.
17.3.8.1 When using as the general purpose port
Make sure following notes when using the reset function by the RESET_N pin.
- Hold the P00/TEST0 pin to
"
H
"
level input or
"
pull-up
"
1ms before and after the RESET_N pin gets to
"
H
"
level.
See Chapter 3
"
Reset Function
"
for details about the RESET_N pin reset.
Figure 17-7 shows the sequence.
Figure 17-7 P00/TEST0 pin setting when releasing the RESET_N pin to “H” level
17.3.8.2 When using the On-chip debug function and ISP function
When using the on-chip debug function or ISP function, P00/TEST0 is unavailable to use as the general purpose port.
- Do not program the software that makes the P00/TEST0 pin output mode.
- Do not connect external components onto the P00/TEST0 pin.
See Chapter 28
"
On-Chip Debug Function
"
for details about the On-chip Debug function and see Chapter 25.4
"
ISP
function” for details about the ISP function.
[Note]
Ÿ
The P00/TEST0 is initially configured as the input with pull-up register. If input
"
L
"
level at the initial
setting, the input current flows.
RESET_N
1ms or longer
P00/TEST0
H” level Input
or Pull-up
H” level or “L” level
1ms or longer
H” level or “L” level
Summary of Contents for ML62Q1000 Series
Page 17: ...Chapter 1 Overview...
Page 112: ...Chapter 2 CPU and Memory Space...
Page 154: ...Chapter 3 Reset Function...
Page 166: ...Chapter 4 Power Management...
Page 196: ...Chapter 5 Interrupts...
Page 248: ...Chapter 6 Clock generation Circuit...
Page 274: ...Chapter 7 Low Speed Time Base Counter...
Page 291: ...Chapter 8 16 Bit Timer...
Page 320: ...Chapter 9 Functional Timer FTM...
Page 382: ...Chapter 10 Watchdog Timer...
Page 402: ...Chapter 11 Serial Communication Unit...
Page 456: ...Chapter 12 I2 C Bus Unit...
Page 491: ...Chapter 13 I2 C Master...
Page 512: ...Chapter 14 DMA Controller...
Page 531: ...Chapter 15 Buzzer...
Page 550: ...Chapter 16 Simplified RTC...
Page 559: ...Chapter 17 GPIO...
Page 594: ...Chapter 18 External Interrupt Function...
Page 612: ...Chapter 19 CRC Generator...
Page 632: ...Chapter 20 Analog Comparator...
Page 644: ...Chapter 21 D A Converter...
Page 655: ...Chapter 22 Voltage Level Supervisor...
Page 676: ...Chapter 23 Successive Approximation Type A D Converter...
Page 709: ...Chapter 24 Regulator...
Page 714: ...Chapter 25 Flash Memory...
Page 743: ...Chapter 26 Code Option...
Page 750: ...Chapter 27 LCD Driver...
Page 788: ...Chapter 28 On Chip Debug Function...
Page 795: ...Chapter 29 Safety Function...
Page 813: ...Appendix A...
Page 881: ...Revision History...