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| S6E2H1 Datasheet, PDF (142/157 Pages) SPANSION – processor version | |||
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S6E2H1 Series
12 ããã A/D ã³ã³ãã¼ã¿ã®ç¨èªã®å®ç¾©
ï¯ å解è½:
A/D ã³ã³ãã¼ã¿ã«ããèå¥å¯è½ãªã¢ããã°å¤å
ï¯ ç©åç´ç·æ§èª¤å·®: ã¼ããã©ã³ã¸ã·ã§ã³ç¹(0b000000000000 ââ 0b000000000001)ã¨ãã«ã¹ã±ã¼ã«ãã©ã³ã¸ã·ã§ã³ç¹
(0b111111111110 ââ 0b111111111111)ãçµãã ç´ç·ã¨å®éã®å¤æç¹æ§ã¨ã®åå·®
ï¯ å¾®åç´ç·æ§èª¤å·®: åºåã³ã¼ãã 1LSB å¤åãããã®ã«å¿
è¦ãªå
¥åé»å§ã®çæ³å¤ããã®åå·®
ç©åç´ç·æ§èª¤å·®
å¾®åç´ç·æ§èª¤å·®
0xFFF
å®éã®å¤æç¹æ§
0xFFE
{1 LSB(N-1) + VZT}
0xFFD
VFST
(å®æ¸¬å¤)
0x(N+1) å®éã®å¤æç¹æ§
çæ³ç¹æ§
0xN
0x004
0x003
0x002
0x001
VNT
(å®æ¸¬å¤)
å®éã®å¤æç¹æ§
çæ³ç¹æ§
VZT (å®æ¸¬å¤)
0x(N-1)
0x(N-2)
V(N+1)T
(å®æ¸¬å¤)
VNT (å®æ¸¬å¤)
å®éã®å¤æç¹æ§
AVss
ã¢ããã°å
¥å
AVRH
AVss
ã¢ããã°å
¥å
AVRH
ãã¸ã¿ã«åºå N ã®ç©åç´ç·æ§èª¤å·® =
VNT - {1LSB Ã (N - 1) + VZT}
1LSB
ãã¸ã¿ã«åºå N ã®å¾®åç´ç·æ§èª¤å·® =
V(N + 1) T - VNT
1LSB
- 1 [LSB]
1LSB =
VFST - VZT
4094
N:
VZT:
VFST:
VNT:
A/D ã³ã³ãã¼ã¿ãã¸ã¿ã«åºåå¤
ãã¸ã¿ã«åºåã 0x000 ãã 0x001 ã«é·ç§»ããé»å§
ãã¸ã¿ã«åºåã 0xFFE ãã 0xFFF ã«é·ç§»ããé»å§
ãã¸ã¿ã«åºåã 0x (N - 1)ãã 0xN ã«é·ç§»ããé»å§
[LSB]
Document Number: 001-99424 Rev.*B
Page 142 of 157
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