4 commits

Author	SHA1	Message	Date
Wangjialin	2fceec4d85	feature(I2S-ADC): add ADC mode for I2S. ... 1. Support built-in ADC for I2S. 2. Modify code of ADC, made no change to the original APIs. 3. Add APIs in I2S: esp_err_t i2s_set_adc_mode(adc_unit_t adc_unit, adc1_channel_t adc_channel); 4. Add I2S ADC/DAC example code. 5. add old-fashion definition to make it more compatible 6. replase spi_flash_ APIs with esp_partition_ APIs 7. add example of generating audio table from wav 8. change example sound	2017-09-14 13:24:08 +08:00
Ivan Grokhotkov	d2acf1ce77	sleep: add light sleep, factor out APIs common for deep/light sleep	2017-09-01 10:36:14 +08:00
Ivan Grokhotkov	7abd9bc023	ULP: remove deprecated cycle_sel field from ADC instruction ... Cycle_sel field was never used in binutils and was always set to zero. This change removes it from documentation and examples. Needs ULP binutils with this change: https://github.com/espressif/binutils-esp32ulp/commit/af79434	2017-05-31 18:22:48 +08:00
Ivan Grokhotkov	98e15df7f6	examples: add ULP ADC example	2017-05-16 13:15:02 +08:00