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发表于 2019-10-14 23:54:10
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root@catdriver1:/# i2cset -y -f pxa_i2c-i2c 0x45 0x01 0x01! b% V& z( ]9 A
Error: I2C bus name is not unique!
7 {5 g) r* R! f0 D1 Q: \Usage: i2cset [-f] [-y] [-m MASK] [-r] I2CBUS CHIP-ADDRESS DATA-ADDRESS [VALUE] ... [MODE]) X9 W# G4 L& `5 @5 [) ]
I2CBUS is an integer or an I2C bus name$ }+ I5 |2 X) G4 e
ADDRESS is an integer (0x03 - 0x77)
% J7 z% Z% |& H2 v MODE is one of:
4 r R2 S1 w, M# x& m4 N9 I c (byte, no value)
$ [. [6 G* A7 B) V( ? b (byte data, default)7 ~' [& ]+ I7 t, P
w (word data)
4 L( x2 s$ u& V5 ? i (I2C block data)2 M- k: I" w: y- S$ H/ }7 F) S
s (SMBus block data). v/ I* Y9 [ [, X/ L9 ~2 L
Append p for SMBus PEC
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