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Formalized SPI API, added init call for 74HC595 I/O expander.

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Fix for G30 not cleared on $RST, added code for syncing parser state on offsets clear. Ref. issue #940.
This commit is contained in:
Terje Io
2026-04-16 09:39:47 +02:00
parent 64265fbff3
commit e56fc8006e
12 changed files with 150 additions and 39 deletions
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plugins.h
+10 -12
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@@ -226,13 +226,12 @@ extern bool i2c_transfer (i2c_transfer_t *i2c, bool read);
// SPI interface:
/*
typedef void (*spi_cs_ptr)(const char c);
typedef struct {
spi_cs_ptr cs;
uint32_t f_clk;
} spi_cfg_t;
uint8_t cs_pin;
void *cs_port;
uint32_t f_clock;
void *handle;
} spi_slave_t;
typedef union {
uint8_t ok;
@@ -244,14 +243,13 @@ typedef union {
};
} spi_cap_t;
extern spi_cap_t spi_start (spi_cfg_t *cfg);
extern uint32_t spi_set_speed (uint32_t prescaler);
extern spi_cap_t spi_start (spi_slave_t *slave);
extern bool spi_select (spi_slave_t *slave);
extern bool spi_deselect (spi_slave_t *slave);
extern uint8_t spi_get_byte (void);
extern uint8_t spi_put_byte (uint8_t byte);
extern void spi_write (uint8_t *data, size_t size);
extern void spi_read (uint8_t *data, size_t size);
extern void spi_write (uint8_t *data, size_t size);
*/
extern bool spi_read (uint8_t *data, uint16_t size);
extern bool spi_write (uint8_t *data, uint16_t size);
// EEPROM/FRAM: