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Reduce the IRAM usage of I2C code by 600-1500 bytes #6326

Merged
merged 25 commits into from
Oct 14, 2019
Merged

Reduce the IRAM usage of I2C code by 600-1500 bytes #6326

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7126fbf
Reduce the IRAM (and heap) usage of I2C code
earlephilhower Jul 22, 2019
5ba2dd3
Make most variables ints, not uint8_ts
earlephilhower Jul 22, 2019
f55ab36
Make local flag vars int
earlephilhower Jul 22, 2019
37e10b9
Factor out !scl in onSdaChange
earlephilhower Jul 22, 2019
423a5bf
Make tiny twi_reply inline
earlephilhower Jul 22, 2019
62f9599
Inline additional twi_** helper functions
earlephilhower Jul 22, 2019
014f87f
Convert state machine to 1-hot for faster lookup
earlephilhower Jul 22, 2019
9ae9af1
Factor out twi_status setting
earlephilhower Jul 24, 2019
b975996
Use a struct to hold globals for TWI
earlephilhower Jul 24, 2019
52bf8ac
Use enums for states, move one more var to twi struct
earlephilhower Jul 25, 2019
31e54a0
Save 4 heap bytes by reprdering struct
earlephilhower Jul 25, 2019
fd8b6c5
Convert to C++ class, clean up code
earlephilhower Jul 26, 2019
0cdca29
Run astyle core.conf, clean up space/tab/etc.
earlephilhower Jul 26, 2019
eb7b2b9
Merge branch 'master' into reducei2ciram
earlephilhower Aug 8, 2019
3552bfc
Merge branch 'master' into reducei2ciram
earlephilhower Aug 19, 2019
51e1e34
Merge branch 'master' into reducei2ciram
earlephilhower Sep 15, 2019
1c14e9e
Merge branch 'master' into reducei2ciram
d-a-v Oct 3, 2019
f04d65c
Merge branch 'master' into reducei2ciram
earlephilhower Oct 4, 2019
f67ddf5
Add enum use comment, rename twi::delay, fix SDA/SCL_READ bool usage
earlephilhower Oct 4, 2019
dd6a854
Replace clock stretch repeated code w/inline loop
earlephilhower Oct 4, 2019
a23864a
Remove slave code when not using slave mode
earlephilhower Oct 4, 2019
991380d
Re-allmanize the i2c core and Wire library
earlephilhower Oct 14, 2019
7410bc5
Merge branch 'master' into reducei2ciram
earlephilhower Oct 14, 2019
88209b5
Add i2c and lib to restyle.sh
earlephilhower Oct 14, 2019
1012d40
Add comment about bool-as-int in slave eventhndlr
earlephilhower Oct 14, 2019
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