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Section 21 A/D Converter
Rev. 4.00 Sep. 14, 2005 Page 801 of 982
REJ09B0023-0400
Table 21.2 Analog Input Channels and A/D Data Registers
Analog Input Channel
A/D Data Register
Module
AN0 ADDRA0
AN1 ADDRB0
AN2 ADDRC0
AN3 ADDRD0
A/D0
AN4 ADDRA1
AN5 ADDRB1
AN6 ADDRC1
AN7 ADDRD1
A/D1
21.2.2
A/D Control/Status Registers (ADCSR0, ADCSR1)
ADCSR is a 16-bit readable/writable register that selects the mode, controls the A/D converter,
and enable or disable starting of A/D conversion by external trigger input.
ADCSR is initialized to H'0040 by a power-on reset and in standby mode.
Bit Bit
Name
Initial
Value R/W Description
15 ADF 0 R/(W)
*
A/D End Flag
Indicates the end of A/D conversion.
[Clearing conditions]
•
Cleared by reading ADF while ADF = 1, then
writing 0 to ADF
•
Cleared when DMAC is activated by ADI interrupt
and ADDR is read
[Setting conditions]
•
Single mode: A/D conversion ends
•
Multi mode: A/D conversion ends cycling through
the selected channels
•
Scan mode: A/D conversion ends cycling through
the selected channels
Summary of Contents for HD6417641
Page 2: ...Rev 4 00 Sep 14 2005 Page ii of l...
Page 7: ...Rev 4 00 Sep 14 2005 Page vii of l...
Page 11: ...Rev 4 00 Sep 14 2005 Page xi of l USB Universal serial bus WDT Watch dog timer...
Page 12: ...Rev 4 00 Sep 14 2005 Page xii of l...
Page 28: ...Rev 4 00 Sep 14 2005 Page xxviii of l...
Page 204: ...Section 4 Clock Pulse Generator CPG Rev 4 00 Sep 14 2005 Page 154 of 982 REJ09B0023 0400...
Page 212: ...Section 5 Watchdog Timer WDT Rev 4 00 Sep 14 2005 Page 162 of 982 REJ09B0023 0400...
Page 228: ...Section 6 Power Down Modes Rev 4 00 Sep 14 2005 Page 178 of 982 REJ09B0023 0400...
Page 246: ...Section 8 X Y Memory Rev 4 00 Sep 14 2005 Page 196 of 982 REJ09B0023 0400...
Page 318: ...Section 11 User Break Controller UBC Rev 4 00 Sep 14 2005 Page 268 of 982 REJ09B0023 0400...
Page 454: ...Section 12 Bus State Controller BSC Rev 4 00 Sep 14 2005 Page 404 of 982 REJ09B0023 0400...
Page 504: ...Section 14 U Memory Rev 4 00 Sep 14 2005 Page 454 of 982 REJ09B0023 0400...
Page 566: ...Section 17 Compare Match Timer CMT Rev 4 00 Sep 14 2005 Page 516 of 982 REJ09B0023 0400...
Page 868: ...Section 21 A D Converter Rev 4 00 Sep 14 2005 Page 818 of 982 REJ09B0023 0400...
Page 914: ...Section 23 I O Ports Rev 4 00 Sep 14 2005 Page 864 of 982 REJ09B0023 0400...
Page 956: ...Section 24 List of Registers Rev 4 00 Sep 14 2005 Page 906 of 982 REJ09B0023 0400...
Page 1016: ...Section 25 Electrical Characteristics Rev 4 00 Sep 14 2005 Page 966 of 982 REJ09B0023 0400...
Page 1024: ...Appendix Rev 4 00 Sep 14 2005 Page 974 of 982 REJ09B0023 0400...
Page 1032: ...Rev 4 00 Sep 14 2005 Page 982 of 982 REJ09B0023 0400 X X Y data addressing 52 X Y memory 193...
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Page 1036: ...SH7641 Hardware Manual...