;
; Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
;
; SPDX-License-Identifier: BSD-3-Clause
;

.program spi_gap0_sample1
.side_set 1

; always transmit multiple of 32 bytes
lp: out pins, 1             side 0
    jmp x-- lp              side 1
public lp1_end:
    set pindirs, 0          side 0
lp2:
    in pins, 1              side 1
    jmp y-- lp2             side 0
public end:

.program spi_gap01_sample0
.side_set 1

; always transmit multiple of 32 bytes
lp: out pins, 1             side 0
    jmp x-- lp              side 1
public lp1_end:
    set pindirs, 0          side 0
    nop                     side 1
lp2:
    in pins, 1              side 0
    jmp y-- lp2             side 1
public end:

.program spi_gap010_sample1
.side_set 1

; always transmit multiple of 32 bytes
lp: out pins, 1             side 0
    jmp x-- lp              side 1
public lp1_end:
    set pindirs, 0          side 0
    nop                     side 1
    nop                     side 0
lp2:
    in pins, 1              side 1
    jmp y-- lp2             side 0
public end:

.program spi_gap0_sample1_regular
.side_set 1

; always transmit multiple of 32 bytes
lp: out pins, 1             side 0
    jmp x-- lp              side 1
public lp1_end:
    set pindirs, 0          side 0
lp2:
    in pins, 1              side 1
    jmp y-- lp2             side 0
public end: