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author | Nick Brassel <[email protected]> | 2021-09-12 11:46:39 +1000 |
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committer | GitHub <[email protected]> | 2021-09-12 02:46:39 +0100 |
commit | d0ac03ec8b2af7334ac657dadcf0601d6f3469c0 (patch) | |
tree | 2ffed2e10fa77367ef0fe7117f018a86e52137a7 /tmk_core/protocol/ibm4704.h | |
parent | cf68c6403c1fd53137e9134a1ac7a550a6595d52 (diff) | |
download | qmk_firmware-d0ac03ec8b2af7334ac657dadcf0601d6f3469c0.tar.gz qmk_firmware-d0ac03ec8b2af7334ac657dadcf0601d6f3469c0.zip |
Remove unreferenced IBM4704, Sony NEWS, NeXT keyboard code. (#14380)
Diffstat (limited to 'tmk_core/protocol/ibm4704.h')
-rw-r--r-- | tmk_core/protocol/ibm4704.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/tmk_core/protocol/ibm4704.h b/tmk_core/protocol/ibm4704.h deleted file mode 100644 index 4f88d148b3..0000000000 --- a/tmk_core/protocol/ibm4704.h +++ /dev/null @@ -1,103 +0,0 @@ -/* -Copyright 2014 Jun WAKO <[email protected]> -*/ - -#pragma once - -#define IBM4704_ERR_NONE 0 -#define IBM4704_ERR_PARITY 0x70 - -void ibm4704_init(void); -uint8_t ibm4704_send(uint8_t data); -uint8_t ibm4704_recv_response(void); -uint8_t ibm4704_recv(void); - -/* Check pin configuration */ -#if !(defined(IBM4704_CLOCK_PORT) && defined(IBM4704_CLOCK_PIN) && defined(IBM4704_CLOCK_DDR) && defined(IBM4704_CLOCK_BIT)) -# error "ibm4704 clock pin configuration is required in config.h" -#endif - -#if !(defined(IBM4704_DATA_PORT) && defined(IBM4704_DATA_PIN) && defined(IBM4704_DATA_DDR) && defined(IBM4704_DATA_BIT)) -# error "ibm4704 data pin configuration is required in config.h" -#endif - -/*-------------------------------------------------------------------- - * static functions - *------------------------------------------------------------------*/ -static inline void clock_lo(void) { - IBM4704_CLOCK_PORT &= ~(1 << IBM4704_CLOCK_BIT); - IBM4704_CLOCK_DDR |= (1 << IBM4704_CLOCK_BIT); -} -static inline void clock_hi(void) { - /* input with pull up */ - IBM4704_CLOCK_DDR &= ~(1 << IBM4704_CLOCK_BIT); - IBM4704_CLOCK_PORT |= (1 << IBM4704_CLOCK_BIT); -} -static inline bool clock_in(void) { - IBM4704_CLOCK_DDR &= ~(1 << IBM4704_CLOCK_BIT); - IBM4704_CLOCK_PORT |= (1 << IBM4704_CLOCK_BIT); - _delay_us(1); - return IBM4704_CLOCK_PIN & (1 << IBM4704_CLOCK_BIT); -} -static inline void data_lo(void) { - IBM4704_DATA_PORT &= ~(1 << IBM4704_DATA_BIT); - IBM4704_DATA_DDR |= (1 << IBM4704_DATA_BIT); -} -static inline void data_hi(void) { - /* input with pull up */ - IBM4704_DATA_DDR &= ~(1 << IBM4704_DATA_BIT); - IBM4704_DATA_PORT |= (1 << IBM4704_DATA_BIT); -} -static inline bool data_in(void) { - IBM4704_DATA_DDR &= ~(1 << IBM4704_DATA_BIT); - IBM4704_DATA_PORT |= (1 << IBM4704_DATA_BIT); - _delay_us(1); - return IBM4704_DATA_PIN & (1 << IBM4704_DATA_BIT); -} - -static inline uint16_t wait_clock_lo(uint16_t us) { - while (clock_in() && us) { - asm(""); - _delay_us(1); - us--; - } - return us; -} -static inline uint16_t wait_clock_hi(uint16_t us) { - while (!clock_in() && us) { - asm(""); - _delay_us(1); - us--; - } - return us; -} -static inline uint16_t wait_data_lo(uint16_t us) { - while (data_in() && us) { - asm(""); - _delay_us(1); - us--; - } - return us; -} -static inline uint16_t wait_data_hi(uint16_t us) { - while (!data_in() && us) { - asm(""); - _delay_us(1); - us--; - } - return us; -} - -/* idle state that device can send */ -static inline void idle(void) { - clock_hi(); - data_hi(); -} - -/* inhibit device to send - * keyboard checks Data line on start bit(Data:hi) and it stops sending if Data line is low. - */ -static inline void inhibit(void) { - clock_hi(); - data_lo(); -} |