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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 0x016 a$ i3 J% i8 n# W# p6 P8 I% E5 v$ w
Error: I2C bus name is not unique!6 O' x/ B$ N( b% y" X
Usage: i2cset [-f] [-y] [-m MASK] [-r] I2CBUS CHIP-ADDRESS DATA-ADDRESS [VALUE] ... [MODE]
8 {( t8 U2 e% E" B3 C9 ?1 N5 m5 n I2CBUS is an integer or an I2C bus name
6 N6 ]2 {; t! m0 Z8 F/ d ADDRESS is an integer (0x03 - 0x77)
. o# X& b$ D0 _0 h! e8 ]+ h MODE is one of:
/ H P6 r* t$ `& J4 g* M c (byte, no value)
# A9 {. ?9 s5 ^9 J5 @: n9 [ b (byte data, default)
; c0 q6 f, t3 b( d! `% x" P; K w (word data)6 X- Z, H, g. z5 t% Y- I. p4 C
i (I2C block data)
0 d$ V) C$ f9 G4 z* o" _ s (SMBus block data)
& s' |% Q" K: _& U6 f9 d Append p for SMBus PEC
& n6 U/ z5 r S1 [0 b7 {, u& Y |
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