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Diffstat (limited to 'keyboards/lily58/serial.h')
| -rw-r--r-- | keyboards/lily58/serial.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/keyboards/lily58/serial.h b/keyboards/lily58/serial.h new file mode 100644 index 0000000000..d2b7fd8e60 --- /dev/null +++ b/keyboards/lily58/serial.h @@ -0,0 +1,80 @@ +#ifndef SOFT_SERIAL_H +#define SOFT_SERIAL_H + +#include <stdbool.h> + +// ///////////////////////////////////////////////////////////////// +// Need Soft Serial defines in serial_config.h +// ///////////////////////////////////////////////////////////////// +// ex. +// #define SERIAL_PIN_DDR DDRD +// #define SERIAL_PIN_PORT PORTD +// #define SERIAL_PIN_INPUT PIND +// #define SERIAL_PIN_MASK _BV(PD?) ?=0,2 +// #define SERIAL_PIN_INTERRUPT INT?_vect ?=0,2 +// +// //// USE Simple API (OLD API, compatible with let's split serial.c) +// ex. +// #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2 +// #define SERIAL_MASTER_BUFFER_LENGTH 1 +// +// //// USE flexible API (using multi-type transaction function) +// #define SERIAL_USE_MULTI_TRANSACTION +// +// ///////////////////////////////////////////////////////////////// + + +#ifndef SERIAL_USE_MULTI_TRANSACTION +/* --- USE Simple API (OLD API, compatible with let's split serial.c) */ +#if SERIAL_SLAVE_BUFFER_LENGTH > 0 +extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH]; +#endif +#if SERIAL_MASTER_BUFFER_LENGTH > 0 +extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH]; +#endif + +void serial_master_init(void); +void serial_slave_init(void); +int serial_update_buffers(void); + +#endif // USE Simple API + +// Soft Serial Transaction Descriptor +typedef struct _SSTD_t { + uint8_t *status; + uint8_t initiator2target_buffer_size; + uint8_t *initiator2target_buffer; + uint8_t target2initiator_buffer_size; + uint8_t *target2initiator_buffer; +} SSTD_t; + +// initiator is transaction start side +void soft_serial_initiator_init(SSTD_t *sstd_table); +// target is interrupt accept side +void soft_serial_target_init(SSTD_t *sstd_table); + +// initiator resullt +#define TRANSACTION_END 0 +#define TRANSACTION_NO_RESPONSE 0x1 +#define TRANSACTION_DATA_ERROR 0x2 +#ifndef SERIAL_USE_MULTI_TRANSACTION +int soft_serial_transaction(void); +#else +int soft_serial_transaction(int sstd_index); +#endif + +// target status +// *SSTD_t.status has +// initiator: +// TRANSACTION_END +// or TRANSACTION_NO_RESPONSE +// or TRANSACTION_DATA_ERROR +// target: +// TRANSACTION_DATA_ERROR +// or TRANSACTION_ACCEPTED +#define TRANSACTION_ACCEPTED 0x4 +#ifdef SERIAL_USE_MULTI_TRANSACTION +int soft_serial_get_and_clean_status(int sstd_index); +#endif + +#endif /* SOFT_SERIAL_H */ |