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comparison src/comm.asm @ 346:cf9ce6053dee

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New option to download "Compact Headers". Improved BLE support (OSTC 2 and OSTC 3+), updated OSTC interface documentation
author heinrichsweikamp
date Tue, 21 Jul 2015 12:08:01 +0200
parents 508d7fb98b34
children 7e5772df60cd
comparison
equal deleted inserted replaced
345:3f2d0c0bc101 346:cf9ce6053dee
501 bra comm_hardware_descriptor ; Send hardware descriptor byte 501 bra comm_hardware_descriptor ; Send hardware descriptor byte
502 movlw "n" 502 movlw "n"
503 cpfseq RCREG1 503 cpfseq RCREG1
504 bra $+4 504 bra $+4
505 goto comm_send_string ; Send a 15byte string to the screen 505 goto comm_send_string ; Send a 15byte string to the screen
506 movlw "m"
507 cpfseq RCREG1
508 bra $+4
509 goto comm_send_compact_headers ; Send all 256 compact headers
506 movlw "l" 510 movlw "l"
507 cpfseq RCREG1 511 cpfseq RCREG1
508 bra $+4 512 bra $+4
509 call TFT_dump_screen ; Dump the screen contents 513 call TFT_dump_screen ; Dump the screen contents
510 movlw "r" 514 movlw "r"
559 movlw 0xC1 563 movlw 0xC1
560 cpfseq RCREG1 564 cpfseq RCREG1
561 bra $+4 565 bra $+4
562 bra comm_service_ll_bootloader ; Start low-level bootloader 566 bra comm_service_ll_bootloader ; Start low-level bootloader
563 bra comm_download_mode0 ; Loop with timeout reset 567 bra comm_download_mode0 ; Loop with timeout reset
568
569 ;-----------------------------------------------------------------------------
570
571 comm_send_compact_headers:
572 movlw "m" ; send echo
573 movwf TXREG1
574 ; Send 16 bytes/dive (Compact Header)
575 ; 1st: 20000Ch-20001Ch
576 ; 2nd: 20100Ch-20101Ch
577 ; 3rd: 20200Ch-20201Ch
578 ; 100: 26400Ch-26401Ch
579 ; 256: 2FF00Ch-2FF01Ch
580 movlw 0x1F
581 movwf ext_flash_address+2
582 movlw 0xF0
583 movwf ext_flash_address+1
584
585 comm_send_compact_headers2:
586 movlw 0x0C
587 movwf ext_flash_address+0
588 ; Adjust address for next dive
589 movlw 0x10
590 addwf ext_flash_address+1
591 movlw 0x00
592 addwfc ext_flash_address+2
593
594 movlw 0x30
595 cpfseq ext_flash_address+2 ; All 256 dive send?
596 bra comm_send_compact_headers4 ; No, continue
597 bra comm_download_mode0 ; Done. Loop with timeout reset
598
599 comm_send_compact_headers4:
600 movlw .10
601 movwf lo ; Counter
602 call rs232_wait_tx ; Wait for UART
603 call ext_flash_read_block_start ; 1st byte
604 movwf TXREG1
605 bra comm_send_compact_headers3 ; counter 24bit
606 comm_send_compact_headers_loop:
607 call ext_flash_read_block ; Read one byte
608 movwf TXREG1 ; Start new transmit
609 comm_send_compact_headers3:
610 call rs232_wait_tx ; Wait for UART
611 decfsz lo,F
612 bra comm_send_compact_headers_loop
613 call ext_flash_read_block_stop
614 movlw .6
615 movwf lo ; Counter
616 comm_send_compact_headers5:
617 movlw 0xFF
618 movwf TXREG1
619 call rs232_wait_tx ; Wait for UART
620 decfsz lo,F
621 bra comm_send_compact_headers5
622 bra comm_send_compact_headers2 ; continue
623
564 624
565 ;----------------------------------------------------------------------------- 625 ;-----------------------------------------------------------------------------
566 626
567 comm_send_headers: 627 comm_send_headers:
568 movlw "a" ; send echo 628 movlw "a" ; send echo