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CHAPTER 14 8/10-BIT A/D CONVERTER
14.4.2
A/D Mode Setting Register (ADMD)
The A/D mode setting register has a feature to select a conversion mode and to set the
A/D conversion compare time and sampling time.
■
A/D Mode Setting Register (ADMD: ADMD0 to ADMD2)
ST1
ST0
Sampling time setting bits
0
0
0
1
1
0
1
1
CT1
CT0
Compare time setting bits
0
0
0
1
1
0
1
1
STS1 STS0
0
0
Soft
w
are start
0
1
1
MD1
MD0
0
0
0
1
1
0
1
1
MD1
MD0
STS1
STS0
CT1
CT0
ST1
ST0
ch0 000079
H
ch1 000081
H
ch2 000089
H
R/W: Readable/Writable
Read/W
Address:
rite
→
Initial value
→
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
(0)
(0)
(0)
(0)
(1)
(1)
(1)
(1)
9 machine cycles (450 ns @ 20 MHz)
*
15 machine cycles (450 ns @ 33 MHz)
*
17 machine cycles (510 ns @ 33 MHz)
*
28 machine cycles (840 ns @ 33 MHz)
*
*: Set the machine cycle to at least 450ns.
12 machine cycles (750 ns @ 16 MHz)
*
18 machine cycles (720 ns @ 25 MHz)
*
24 machine cycles (720 ns @ 33 MHz)
*
48 machine cycles (1440 ns @ 33 MHz)
*
*: Set the machine cycle to at least 720ns.
A/D start factor selection bits
External pin trigger (falling edge) or
Soft
w
are start
Multifunction timer
*
start (rising edge) or
Soft
w
are start
External pin trigger (falling edge) or
Multifunction timer
*
start (rising edge) or
Soft
w
are start
1
0
1
Single conversion mode 1 (restarting is enabled during operation)
Single conversion mode 2 (restarting is disabled during operation)
Continuous conversion mode (restarting is disabled during operation)
Stop conversion mode (restarting is disabled during operation)
A/D conversion mode selection bits
*: In the case of unit 0, the timer is 16-bit reload timer 1
or multifunction timer.
: Initial value
Summary of Contents for FR60Lite
Page 3: ......
Page 5: ......
Page 115: ...100 CHAPTER 3 CPU AND CONTROL UNITS ...
Page 127: ...112 CHAPTER 4 I O PORTS ...
Page 143: ...128 CHAPTER 5 INTERRUPT CONTROLLER ...
Page 155: ...140 CHAPTER 6 EXTERNAL INTERRUPT AND NMI CONTROLLER ...
Page 197: ...182 CHAPTER 9 PPG Programmable Pulse Generator ...
Page 337: ...322 CHAPTER 13 UART ...
Page 417: ...402 CHAPTER 16 DMAC DMA Controller ...
Page 445: ...430 CHAPTER 17 FLASH MEMORY ...
Page 451: ...436 CHAPTER 18 SERIAL PROGRAMMING CONNECTION ...
Page 493: ...478 APPENDIX F Precautions on Handling ...
Page 494: ...479 INDEX INDEX The index follows on the next page This is listed in alphabetic order ...
Page 507: ...492 INDEX ...
Page 509: ......