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esp8266: Implement software SPI class.

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Supports speeds up to 500k baud, polarity=0/1, phase=0/1, and using any
pins.  Only supports MSB output at the moment.
This commit is contained in:
Damien George
2016-03-01 22:53:23 +00:00
committed by Paul Sokolovsky
parent 91031a75a1
commit 82b95f625e
6 changed files with 235 additions and 0 deletions
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esp8266/modmachine.c
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@@ -143,6 +143,7 @@ STATIC const mp_rom_map_elem_t machine_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&esp_timer_type) },
{ MP_ROM_QSTR(MP_QSTR_Pin), MP_ROM_PTR(&pyb_pin_type) },
{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&pyb_i2c_type) },
{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&pyb_spi_type) },
};
STATIC MP_DEFINE_CONST_DICT(machine_module_globals, machine_module_globals_table);