TXTest.spin2

{
    --------------------------------------------
    Filename: TXTest.spin2
    Author: Jesse Burt
    Description: ZModem transmit from Propeller test
        Send a file 'p2rom.bin' containing the
        Propeller 2's ROM to the remote device
    Copyright (c) 2022
    Started Nov 28, 2021
    Updated Nov 15, 2022
    See end of file for terms of use.
    --------------------------------------------
}
CON

    _clkfreq = 180_000_000
    _xtlfreq = 20_000_000

OBJ

    com : "com.serial.terminal"                 ' remote device
    ser : "com.serial.terminal.ansi"            ' debug/terminal output

pub main | ptr_data, st_pos, frm_end, xfer, pos

    ser.startrxtx(63, 62, 0, 2_000_000)
    com.startrxtx(2, 4, 0, 115_200)
    waitms(30)
    ser.clear
    _subpsz := 1024

    bytemove(@_f_name, @"p2rom.bin", 9)
    _f_sz := 16384
    ptr_data := $FC000                          ' P2 ROM start
    st_pos := 0

    ser.printf(@"Filename: %s\n\r", @_f_name)
    ser.printf(@"Size    : %u\n\r", _f_sz)
    zmtx_hex_header(ZRQINIT, 0)
    repeat until (zget_hdr() == ZRINIT)
        ser.strln(@"got ZRINIT")

    _txflags[ZF0] := 0
    _txflags[ZF1] := 0
    _txflags[ZF2] := 0
    _txflags[ZF3] := 0
    zmtx_bin_header(ZBIN32, ZFILE, @_txflags)
    zmtx_file_info()

    repeat until (zget_hdr() == ZRPOS)
        ser.strln(@"got ZRPOS")

    zmtx_bin_header(ZBIN32, ZDATA, @st_pos)     ' start position

    xfer := 0
    repeat pos from st_pos to (_f_sz-1) step _subpsz
        if (pos < (_f_sz-_subpsz))              ' before last subpacket?
            frm_end := ZCRCQ                    ' Q: ACK, G: no ACK
        else
            frm_end := ZCRCE                    ' frame ends
        xfer += zmtx_data_subpkt(ptr_data, pos, _subpsz, frm_end)
        if (frm_end == ZCRCQ)
            if (zget_hdr() <> ZACK)
                ser.fgcolor(ser.red)
                ser.strln(@"error from receiver - aborting")
                ser.fgcolor(ser.white)
                repeat
        ser.pos_xy(0, 3)
        ser.printf(@"transferred %d/%d bytes\n\r", xfer, _f_sz)

    zmtx_bin_header(ZBIN32, ZEOF, @_f_sz)

    repeat until (zget_hdr() == ZRINIT)

    zmtx_hex_header(ZFIN, 0)

    repeat until (zget_hdr() == ZFIN)

    ser.strln(@"Transfer complete")
    putchar("O")                                ' over and out
    putchar("O")
    repeat

PUB putchar(ch)

    com.putchar(ch)

PUB getchar(): ch

    return com.getchar()

#include "zmodem.common.spinh"
#include "protocol.file-xfer.zmodem.spin2h"

DAT
{
Copyright 2022 Jesse Burt

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
associated documentation files (the "Software"), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge, publish, distribute,
sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or
substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
}