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RM0008手册中关于CHx和CHxN通道的输出电平与OSSI、OSSR、MOE、CCxE、CCxNE等位的关系表“Table 83. Output control bits for complementary OCx and OCxN channels with break feature”完全就是错误的!0 h7 |1 j/ L& `& S2 b 下面是实测出来的结果:3 n5 Z" l# I# g. k7 h* H STM32F103VE TIM1 OSSI isn't cared OSSR isn't cared when MOE=0 0000000XX: 0 0 0000001XX: OC1REF ~OC1REF% K8 ?5 } `" L; B3 o 0000010XX: OC1REF ~OC1REF 0000011XX: 0 01 \& @# o$ m9 o 0000100XX: OC1REF OC1REF9 L1 [- v! S1 w1 {! u+ ?) `. t7 ^ 0000101XX: 0 1 0000110XX: 0 1! r5 ]6 o) i( ?6 n 0000111XX: OC1REF OC1REF 0001000XX: ~OC1REF ~OC1REF# w. I% \) t! H- O+ Z. Y 0001001XX: 1 0: Q6 o+ ?; j6 G) ?: I2 i5 r 0001010XX: 1 0 0001011XX: ~OC1REF ~OC1REF# d7 R7 }# j# D1 {4 H5 L9 g 0001100XX: 1 1 0001101XX: ~OC1REF OC1REF# w% n% C8 D% D% o' _6 \ 0001110XX: ~OC1REF OC1REF! W) p8 r& W/ `5 R0 s6 C. ] 0001111XX: 1 1 0010000XX: 0 0 0010001XX: 0 1 0010010XX: 1 0 T6 r/ z1 e) a6 i; k# k 0010011XX: 0 0 0010100XX: 0 0- |* D- J; ^5 s4 n3 d. f$ c 0010101XX: 0 1 0010110XX: 0 1$ F9 L. Y& I3 M1 O3 ~8 S3 _ 0010111XX: 1 1 0011000XX: 0 05 k" n$ d1 j8 y+ \" t. S% q$ G 0011001XX: 1 0% r7 j4 S7 d) x3 Y 0011010XX: 1 09 v$ l& |1 A, u) H, [ 0011011XX: 1 1* u; i/ w+ W; G3 Q: r: {/ _0 A 0011100XX: 1 1 0011101XX: 0 1# H k+ d9 v2 @% S) k% I/ e 0011110XX: 1 0 0011111XX: 1 1 0100000XX: 0 06 o3 D# C( o! M9 {" z4 P, C 0100001XX: 0 1 0100010XX: 1 0/ Q$ \! [. o, A$ H1 Q+ I 0100011XX: 0 0 J/ v S! m6 u: { 0100100XX: 0 0& e% d% s5 \3 } 0100101XX: 0 1* ~5 f D+ q7 T" [1 p6 {8 v( a 0100110XX: 0 1 0100111XX: 1 1! R3 n+ c9 S0 C. U$ R5 F 0101000XX: 0 0 0101001XX: 1 0 0101010XX: 1 0, A4 H& G. s4 a7 s 0101011XX: 1 1; D$ Q) U% [5 O$ K$ C 0101100XX: 1 1 0101101XX: 0 1 0101110XX: 1 0. y+ `& h8 }9 | M- S6 s 0101111XX: 1 1 0110000XX: 0 0 0110001XX: 0 1! [, X" T( l/ I0 X' N 0110010XX: 1 0/ d" _8 ?3 T# `$ g0 Z$ W 0110011XX: 0 03 m# d, X* x( @8 W2 j- Q) |2 u5 ]. |' S 0110100XX: 0 0, K* S3 G1 ~4 C/ \# k( P& E 0110101XX: 0 1; D& k" G K4 a$ a) S7 ^ 0110110XX: 0 1 0110111XX: 1 17 Z; X r: R# h! p' B: @! F 0111000XX: 0 09 J0 r4 t. A5 I6 V, [ 0111001XX: 1 07 b# b7 H* u( T W 0111010XX: 1 0 0111011XX: 1 1 0111100XX: 1 1: X1 ]+ v+ f4 H2 R L c 0111101XX: 0 13 q; j c: {) Z" h* i 0111110XX: 1 0: R0 }8 m, ]* d& }. A$ w 0111111XX: 1 1" d) Z% D8 D% T- k* v0 P; f- r 10000000X: 0 0 10000001X: 0 0 10000010X: 0 0 10000011X: 0 0' h7 S" R2 I' C# ], R/ g( J# ? 10000100X: 0 0# Z p% ]4 }' K, j6 f0 x# z 10000101X: 0 0* A% M, m K; V) k, [2 E1 M$ J 10000110X: 0 0/ z. Q |2 A4 _3 i6 v6 c 10000111X: 0 0 o% v, O' D6 C ?# {. N 10001000X: 0 0! ]- ~$ n i; g% j6 y8 H 10001001X: 0 1 10001010X: 0 0: A% I; Z$ a3 E0 X 10001011X: 0 1 10001100X: 0 01 A& P8 G: m* g9 R 10001101X: 0 1 10001110X: 0 0 10001111X: 0 1 10010000X: 0 0 10010001X: 1 0 10010010X: 0 03 I$ {8 b6 E: ^3 ?* ^' v 10010011X: 1 0 10010100X: 0 0 10010101X: 1 0 10010110X: 0 0& \$ _# L. B+ e 10010111X: 1 0 10011000X: 0 0$ X% w' A% c; }# n7 N7 ~' _4 V 10011001X: 1 14 U7 u ~3 S+ A# z$ h' c- v4 i. y 10011010X: 0 0 10011011X: 1 13 T M* `2 M8 ^& R$ r. \ 10011100X: 0 0 10011101X: 1 1/ f' z: `: S6 B- M$ W3 N 10011110X: 0 0 10011111X: 1 1 10100000X: 0 OC1REF" M+ l! ?, Q' J0 N0 D* L" g3 U, M 10100001X: 0 OC1REF6 E7 r* s: @5 A5 C 10100010X: 0 OC1REF 10100011X: 0 OC1REF 10100100X: 0 OC1REF 10100101X: 0 OC1REF/ s; ?) u2 M0 {! Y) C2 O# J% ] 10100110X: 0 OC1REF 10100111X: 0 OC1REF/ s1 V7 [+ ?0 R 10101000X: 0 ~OC1REF 10101001X: 0 ~OC1REF D- _/ _* x5 g+ {% } 10101010X: 0 ~OC1REF 10101011X: 0 ~OC1REF 10101100X: 0 ~OC1REF E& X: u5 d3 w 10101101X: 0 ~OC1REF9 H0 b$ x* P6 i! F2 r 10101110X: 0 ~OC1REF6 L" I0 u8 m; J 10101111X: 0 ~OC1REF8 A3 t+ F+ Q( a7 k( F 10110000X: 0 OC1REF 10110001X: 1 OC1REF: u m+ Z$ p- d6 a& _6 a1 d) ~( R. |3 E( K 10110010X: 0 OC1REF8 H; J8 V- x0 X6 W! f! {6 M 10110011X: 1 OC1REF& }' |% L5 |! g4 N9 j u. J 10110100X: 0 OC1REF" E: W1 m7 Q* @ T- b- h 10110101X: 1 OC1REF 10110110X: 0 OC1REF7 p6 s- X t6 e' W" v- \* N 10110111X: 1 OC1REF" Q# ^% K7 B. e) Z5 s. l4 O% _& d 10111000X: 0 ~OC1REF! O; v$ R( Z: h 10111001X: 1 ~OC1REF& }: S' u# ~- U( N2 n+ ? 10111010X: 0 ~OC1REF 10111011X: 1 ~OC1REF3 `; i/ Y$ ^# p% t5 ]- d: g 10111100X: 0 ~OC1REF 10111101X: 1 ~OC1REF 10111110X: 0 ~OC1REF 10111111X: 1 ~OC1REF 11000000X: OC1REF 0 g. [- m: p! V" s, Z 11000001X: OC1REF 0 11000010X: OC1REF 0 11000011X: OC1REF 08 N. Y0 P% V9 x; W# Q 11000100X: OC1REF 0 11000101X: OC1REF 0# Y0 E& X/ g3 e% ]6 x v, I5 i0 q 11000110X: OC1REF 0* w0 r9 I9 K8 I- R 11000111X: OC1REF 0, e/ R6 T! C# D7 ~ 11001000X: OC1REF 0: @9 ^3 B) x3 z 11001001X: OC1REF 1, D A% y/ X4 \! O 11001010X: OC1REF 0 11001011X: OC1REF 12 U2 v: _5 G+ M! a. @! {1 Z L 11001100X: OC1REF 0' s) `+ t* i2 g# p# @$ r 11001101X: OC1REF 15 q2 @6 B) M: k6 y& H 11001110X: OC1REF 0! W/ K6 j+ X; E( i; n 11001111X: OC1REF 1 11010000X: ~OC1REF 0, r8 v+ j+ Y) c- E2 I 11010001X: ~OC1REF 0 11010010X: ~OC1REF 0* h' Y( h1 j R4 H0 E7 D, Q6 y 11010011X: ~OC1REF 0. G7 e+ m1 F2 ?6 P; J9 K) N 11010100X: ~OC1REF 0" b( \. F5 q# j" j 11010101X: ~OC1REF 0 11010110X: ~OC1REF 0 11010111X: ~OC1REF 0 11011000X: ~OC1REF 0! l# s( t( I! H; X6 Z6 V 11011001X: ~OC1REF 10 s3 u3 e& F- S# i8 b- w) a" e- P, @ 11011010X: ~OC1REF 06 Q) ~8 `4 e) m' r4 Q 11011011X: ~OC1REF 1) ]2 I$ D, t" B$ d% E0 T ]9 f" {2 J 11011100X: ~OC1REF 05 p- w1 x% `4 F5 C4 z" h$ K- W 11011101X: ~OC1REF 1 11011110X: ~OC1REF 01 s2 d' U% S' X2 Q+ M; H# E9 [2 s 11011111X: ~OC1REF 1 11100000X: OC1REF ~OC1REF 11100001X: OC1REF ~OC1REF2 Y( g5 E, f& b 11100010X: OC1REF ~OC1REF 11100011X: OC1REF ~OC1REF 11100100X: OC1REF ~OC1REF8 T4 D( z) }5 G! [1 S+ j 11100101X: OC1REF ~OC1REF) y3 J2 I' F5 F, u) b% N1 w 11100110X: OC1REF ~OC1REF$ t. F# f- p; \. C9 b9 w 11100111X: OC1REF ~OC1REF3 v3 I) r# U+ G- {- Z9 m* r 11101000X: OC1REF OC1REF 11101001X: OC1REF OC1REF5 e- w7 F# o+ z9 O; D 11101010X: OC1REF OC1REF 11101011X: OC1REF OC1REF 11101100X: OC1REF OC1REF 11101101X: OC1REF OC1REF 11101110X: OC1REF OC1REF, l& ~9 `( t* Q ^; @5 ~. P 11101111X: OC1REF OC1REF 11110000X: ~OC1REF ~OC1REF 11110001X: ~OC1REF ~OC1REF 11110010X: ~OC1REF ~OC1REF4 ~( }6 H- m. K+ @: d9 j0 T 11110011X: ~OC1REF ~OC1REF; z1 j6 D6 ~* W% M% `+ P3 o 11110100X: ~OC1REF ~OC1REF 11110101X: ~OC1REF ~OC1REF 11110110X: ~OC1REF ~OC1REF 11110111X: ~OC1REF ~OC1REF 11111000X: ~OC1REF OC1REF 11111001X: ~OC1REF OC1REF5 `6 x( k2 O0 ?2 K h 11111010X: ~OC1REF OC1REF 11111011X: ~OC1REF OC1REF 11111100X: ~OC1REF OC1REF! R! [. L9 y4 E2 C% o F/ _: J 11111101X: ~OC1REF OC1REF 11111110X: ~OC1REF OC1REF9 O: K" D3 A- w# Y 11111111X: ~OC1REF OC1REF 从左到右依次为MOE, CC1E, CC1NE, CC1P, CC1NP, OIS1, OIS1N, OSSR, OSSI: CH1 CH1N8 }- J+ U# i8 b: n/ S: P OC1REF表示正常输出电平, ~表示取反,X表示don't care * Z) h4 A/ u8 m( M* K 从表格中可以看到一个事实:OSSI位没有任何作用! 并且,当输出总开关MOE=0时,输出端也能输出PWM波形,并非一定就是输出无效态电平! 9 g/ I8 e" j; ?8 u# M |
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