selphy_print/selphy_print.c

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2012-10-26 22:06:47 -04:00
/*
* Canon SELPHY ES/CP series print assister -- libusb-1.0 version
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*
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* (c) 2007-2013 Solomon Peachy <pizza@shaftnet.org>
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*
* The latest version of this program can be found at:
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*
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* http://git.shaftnet.org/git/gitweb.cgi?p=selphy_print.git
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*
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* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* [http://www.gnu.org/licenses/gpl-3.0.html]
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <signal.h>
#define VERSION "0.56"
#define URI_PREFIX "canonselphy://"
#include "backend_common.c"
#define READBACK_LEN 12
struct printer_data {
int type; /* P_??? */
char *model; /* eg "SELPHY ES1" */
int init_length;
int foot_length;
int16_t init_readback[READBACK_LEN];
int16_t ready_y_readback[READBACK_LEN];
int16_t ready_m_readback[READBACK_LEN];
int16_t ready_c_readback[READBACK_LEN];
int16_t done_c_readback[READBACK_LEN];
int16_t clear_error[READBACK_LEN];
int16_t paper_codes[256];
int16_t pgcode_offset; /* Offset into printjob for paper type */
int16_t paper_code_offset; /* Offset in readback for paper type */
int16_t error_offset;
};
struct printer_data printers[P_END] = {
{ .type = P_ES1,
.model = "SELPHY ES1",
.init_length = 12,
.foot_length = 0,
.init_readback = { 0x02, 0x00, 0x00, 0x00, 0x02, 0x01, -1, 0x01, 0x00, 0x00, 0x00, 0x00 },
.ready_y_readback = { 0x04, 0x00, 0x01, 0x00, 0x02, 0x01, -1, 0x01, 0x00, 0x00, 0x00, 0x00 },
.ready_m_readback = { 0x04, 0x00, 0x03, 0x00, 0x02, 0x01, -1, 0x01, 0x00, 0x00, 0x00, 0x00 },
.ready_c_readback = { 0x04, 0x00, 0x07, 0x00, 0x02, 0x01, -1, 0x01, 0x00, 0x00, 0x00, 0x00 },
.done_c_readback = { 0x04, 0x00, 0x00, 0x00, 0x02, 0x01, -1, 0x01, 0x00, 0x00, 0x00, 0x00 },
// .clear_error
// .paper_codes
.pgcode_offset = 3,
.paper_code_offset = 6,
.error_offset = 1,
},
{ .type = P_ES2_20,
.model = "SELPHY ES2/ES20",
.init_length = 16,
.foot_length = 0,
.init_readback = { 0x02, 0x00, 0x00, 0x00, -1, 0x00, -1, -1, 0x00, 0x00, 0x00, 0x00 },
.ready_y_readback = { 0x03, 0x00, 0x01, 0x00, -1, 0x00, -1, -1, 0x00, 0x00, 0x00, 0x00 },
.ready_m_readback = { 0x06, 0x00, 0x03, 0x00, -1, 0x00, -1, -1, 0x00, 0x00, 0x00, 0x00 },
.ready_c_readback = { 0x09, 0x00, 0x07, 0x00, -1, 0x00, -1, -1, 0x00, 0x00, 0x00, 0x00 },
.done_c_readback = { 0x09, 0x00, 0x00, 0x00, -1, 0x00, -1, -1, 0x00, 0x00, 0x00, 0x00 },
// .clear_error
// .paper_codes
.pgcode_offset = 2,
.paper_code_offset = 4,
.error_offset = 1, // XXX insufficient
},
{ .type = P_ES3_30,
.model = "SELPHY ES3/ES30",
.init_length = 16,
.foot_length = 12,
.init_readback = { 0x00, 0xff, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 },
.ready_y_readback = { 0x01, 0xff, 0x01, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 },
.ready_m_readback = { 0x03, 0xff, 0x02, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 },
.ready_c_readback = { 0x05, 0xff, 0x03, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 },
.done_c_readback = { 0x00, 0xff, 0x10, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 },
// .clear_error
// .paper_codes
.pgcode_offset = 2,
.paper_code_offset = -1,
.error_offset = 8, // or 10
},
{ .type = P_ES40_CP790,
.model = "SELPHY ES40/CP790",
.init_length = 16,
.foot_length = 12,
.init_readback = { 0x00, 0x00, -1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_y_readback = { 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_m_readback = { 0x00, 0x03, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_c_readback = { 0x00, 0x05, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -1 },
.done_c_readback = { 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -1 },
// .clear_error
// .paper_codes
.pgcode_offset = 2,
.paper_code_offset = 11,
.error_offset = 3,
},
{ .type = P_CP_XXX,
.model = "SELPHY CP Series (!CP-10/CP790)",
.init_length = 12,
.foot_length = 0, /* CP900 has four-byte NULL footer that can be safely ignored */
.init_readback = { 0x01, 0x00, 0x00, 0x00, -1, 0x00, -1, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_y_readback = { 0x02, 0x00, 0x00, 0x00, 0x70, 0x00, -1, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_m_readback = { 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, -1, 0x00, 0x00, 0x00, 0x00, -1 },
.ready_c_readback = { 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, -1, 0x00, 0x00, 0x00, 0x00, -1 },
.done_c_readback = { 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, -1, 0x00, 0x00, 0x00, 0x00, -1 },
.clear_error = { 0x40, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
// .paper_codes
.pgcode_offset = 3,
.paper_code_offset = 6,
.error_offset = 2,
},
{ .type = P_CP10,
.model = "SELPHY CP-10",
.init_length = 12,
.foot_length = 0,
.init_readback = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
.ready_y_readback = { 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
.ready_m_readback = { 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
.ready_c_readback = { 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
.done_c_readback = { 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
// .paper_codes
// .clear_error
.pgcode_offset = -1,
.paper_code_offset = -1,
.error_offset = 2,
},
};
#define MAX_HEADER 28
#define BUF_LEN 4096
static const int es40_cp790_plane_lengths[4] = { 2227456, 1601600, 698880, 2976512 };
static void setup_paper_codes(void)
{
/* Default all to IGNORE */
int i, j;
for (i = 0; i < P_END ; i++)
for (j = 0 ; j < 256 ; j++)
printers[i].paper_codes[j] = -1;
/* SELPHY ES1 paper codes */
printers[P_ES1].paper_codes[0x11] = 0x01;
printers[P_ES1].paper_codes[0x12] = 0x02; // ? guess
printers[P_ES1].paper_codes[0x13] = 0x03;
/* SELPHY ES2/20 paper codes */
printers[P_ES2_20].paper_codes[0x01] = 0x01;
printers[P_ES2_20].paper_codes[0x02] = 0x02; // ? guess
printers[P_ES2_20].paper_codes[0x03] = 0x03;
/* SELPHY ES3/30 paper codes -- N/A, printer does not report paper type */
/* SELPHY ES40/CP790 paper codes -- ? guess */
printers[P_ES40_CP790].paper_codes[0x00] = 0x11;
printers[P_ES40_CP790].paper_codes[0x01] = 0x22;
printers[P_ES40_CP790].paper_codes[0x02] = 0x33;
printers[P_ES40_CP790].paper_codes[0x03] = 0x44;
/* SELPHY CP-series (except CP790) paper codes */
printers[P_CP_XXX].paper_codes[0x01] = 0x11;
printers[P_CP_XXX].paper_codes[0x02] = 0x22;
printers[P_CP_XXX].paper_codes[0x03] = 0x33;
printers[P_CP_XXX].paper_codes[0x04] = 0x44;
/* SELPHY CP-10 paper codes -- N/A, only one type */
}
#define INCORRECT_PAPER -999
/* Program states */
enum {
S_IDLE = 0,
S_PRINTER_READY,
S_PRINTER_INIT_SENT,
S_PRINTER_READY_Y,
S_PRINTER_Y_SENT,
S_PRINTER_READY_M,
S_PRINTER_M_SENT,
S_PRINTER_READY_C,
S_PRINTER_C_SENT,
S_PRINTER_DONE,
S_FINISHED,
};
static int fancy_memcmp(const uint8_t *buf_a, const int16_t *buf_b, uint len, int16_t papercode_offset, int16_t papercode_val)
{
int i;
for (i = 0 ; i < len ; i++) {
if (papercode_offset != -1 && i == papercode_offset) {
if (papercode_val == -1)
continue;
else if (buf_a[i] != papercode_val)
return INCORRECT_PAPER;
} else if (buf_b[i] == -1)
continue;
else if (buf_a[i] > buf_b[i])
return 1;
else if (buf_a[i] < buf_b[i])
return -1;
}
return 0;
}
static int parse_printjob(uint8_t *buffer, int *bw_mode, int *plane_len)
{
int printer_type = -1;
if (buffer[0] != 0x40 &&
buffer[1] != 0x00) {
goto done;
}
if (buffer[12] == 0x40 &&
buffer[13] == 0x01) {
*plane_len = *(uint32_t*)(&buffer[16]);
*plane_len = le32_to_cpu(*plane_len);
if (buffer[2] == 0x00) {
if (*plane_len == 688480)
printer_type = P_CP10;
else
printer_type = P_CP_XXX;
} else {
printer_type = P_ES1;
*bw_mode = (buffer[2] == 0x20);
}
goto done;
}
*plane_len = *(uint32_t*)(&buffer[12]);
*plane_len = le32_to_cpu(*plane_len);
if (buffer[16] == 0x40 &&
buffer[17] == 0x01) {
if (buffer[4] == 0x02) {
printer_type = P_ES2_20;
*bw_mode = (buffer[7] == 0x01);
goto done;
}
if (es40_cp790_plane_lengths[buffer[2]] == *plane_len) {
printer_type = P_ES40_CP790;
*bw_mode = (buffer[3] == 0x01);
goto done;
} else {
printer_type = P_ES3_30;
*bw_mode = (buffer[3] == 0x01);
goto done;
}
}
return -1;
done:
return printer_type;
}
static int read_data(int remaining, int present, int data_fd, uint8_t *target,
uint8_t *buf, uint16_t buflen) {
int cnt;
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int wrote = 0;
while (remaining > 0) {
cnt = read(data_fd, buf + present, (remaining < (buflen-present)) ? remaining : (buflen-present));
if (cnt < 0)
return -1;
if (present) {
cnt += present;
present = 0;
}
memcpy(target + wrote, buf, cnt);
wrote += cnt;
remaining -= cnt;
}
return wrote;
}
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int main (int argc, char **argv)
{
struct libusb_context *ctx;
struct libusb_device **list;
struct libusb_device_handle *dev;
struct libusb_config_descriptor *config;
uint8_t endp_up = 0;
uint8_t endp_down = 0;
int printer_type = P_END;
int iface = 0;
int num, i;
int ret = 0;
int claimed;
int found = -1;
uint8_t rdbuf[READBACK_LEN], rdbuf2[READBACK_LEN];
int last_state = -1, state = S_IDLE;
int plane_len = 0, header_len = 0, footer_len = 0;
int bw_mode = 0;
int16_t paper_code_offset = -1;
int16_t paper_code = -1;
uint8_t buffer[BUF_LEN];
int data_fd = fileno(stdin);
int copies = 1;
char *uri = getenv("DEVICE_URI");;
char *use_serno = NULL;
uint8_t *plane_y, *plane_m, *plane_c, *footer, *header;
/* Static initialization */
setup_paper_codes();
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DEBUG("Canon SELPHY ES/CP CUPS backend version " VERSION "/" BACKEND_VERSION " \n");
/* Cmdline help */
if (argc < 2) {
DEBUG("Usage:\n\t%s [ infile | - ]\n\t%s job user title num-copies options [ filename ] \n\n",
argv[0], argv[0]);
libusb_init(&ctx);
find_and_enumerate(ctx, &list, NULL, printer_type, 1);
libusb_free_device_list(list, 1);
libusb_exit(ctx);
exit(1);
}
/* Are we running as a CUPS backend? */
if (uri) {
if (argv[4])
copies = atoi(argv[4]);
if (argv[6]) { /* IOW, is it specified? */
data_fd = open(argv[6], O_RDONLY);
if (data_fd < 0) {
perror("ERROR:Can't open input file");
exit(1);
}
}
/* Ensure we're using BLOCKING I/O */
i = fcntl(data_fd, F_GETFL, 0);
if (i < 0) {
perror("ERROR:Can't open input");
exit(1);
}
i &= ~O_NONBLOCK;
i = fcntl(data_fd, F_SETFL, 0);
if (i < 0) {
perror("ERROR:Can't open input");
exit(1);
}
/* Start parsing URI 'selphy://PID/SERIAL' */
if (strncmp(URI_PREFIX, uri, strlen(URI_PREFIX))) {
ERROR("Invalid URI prefix (%s)\n", uri);
exit(1);
}
use_serno = strchr(uri, '=');
if (!use_serno || !*(use_serno+1)) {
ERROR("Invalid URI (%s)\n", uri);
exit(1);
}
use_serno++;
} else {
use_serno = getenv("DEVICE");
/* Open Input File */
if (strcmp("-", argv[1])) {
data_fd = open(argv[1], O_RDONLY);
if (data_fd < 0) {
perror("ERROR:Can't open input file");
exit(1);
}
}
}
/* Figure out printer this file is intended for */
read(data_fd, buffer, MAX_HEADER);
printer_type = parse_printjob(buffer, &bw_mode, &plane_len);
plane_len += 12; /* Add in plane header length! */
if (printer_type < 0) {
ERROR("Unrecognized printjob file format!\n");
exit(1);
}
footer_len = printers[printer_type].foot_length;
header_len = printers[printer_type].init_length;
DEBUG("%sFile intended for a '%s' printer\n", bw_mode? "B/W " : "", printers[printer_type].model);
/* Set up buffers */
plane_y = malloc(plane_len);
plane_m = malloc(plane_len);
plane_c = malloc(plane_len);
header = malloc(header_len);
footer = malloc(footer_len);
if (!plane_y || !plane_m || !plane_c || !header ||
(footer_len && !footer)) {
ERROR("Memory allocation failure!\n");
exit(1);
}
/* Ignore SIGPIPE */
signal(SIGPIPE, SIG_IGN);
signal(SIGTERM, sigterm_handler);
/* Read in entire print job */
memcpy(header, buffer, header_len);
memmove(buffer, buffer+header_len,
MAX_HEADER-header_len);
read_data(plane_len, MAX_HEADER-header_len, data_fd, plane_y, buffer, BUF_LEN);
read_data(plane_len, 0, data_fd, plane_m, buffer, BUF_LEN);
read_data(plane_len, 0, data_fd, plane_c, buffer, BUF_LEN);
read_data(footer_len, 0, data_fd, footer, buffer, BUF_LEN);
close(data_fd); /* We're done */
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/* Libusb setup */
libusb_init(&ctx);
found = find_and_enumerate(ctx, &list, use_serno, printer_type, 0);
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/* Compute offsets and other such things */
paper_code_offset = printers[printer_type].paper_code_offset;
if (printers[printer_type].pgcode_offset != -1)
paper_code = printers[printer_type].paper_codes[buffer[printers[printer_type].pgcode_offset]];
if (found == -1) {
ERROR("No suitable printers found!\n");
ret = 3;
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goto done;
}
ret = libusb_open(list[found], &dev);
if (ret) {
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ERROR("Printer open failure (Need to be root?) (%d)\n", ret);
ret = 4;
goto done;
}
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claimed = libusb_kernel_driver_active(dev, iface);
if (claimed) {
ret = libusb_detach_kernel_driver(dev, iface);
if (ret) {
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ERROR("Printer open failure (Could not detach printer)\n");
ret = 4;
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goto done_close;
}
}
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ret = libusb_claim_interface(dev, iface);
if (ret) {
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ERROR("Printer open failure (Could not claim printer interface)\n");
ret = 4;
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goto done_close;
}
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ret = libusb_get_active_config_descriptor(list[found], &config);
if (ret) {
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ERROR("Printer open failire (Could not fetch config descriptor)\n");
ret = 4;
goto done_close;
}
for (i = 0 ; i < config->interface[0].altsetting[0].bNumEndpoints ; i++) {
if ((config->interface[0].altsetting[0].endpoint[i].bmAttributes & 3) == LIBUSB_TRANSFER_TYPE_BULK) {
if (config->interface[0].altsetting[0].endpoint[i].bEndpointAddress & LIBUSB_ENDPOINT_IN)
endp_up = config->interface[0].altsetting[0].endpoint[i].bEndpointAddress;
else
endp_down = config->interface[0].altsetting[0].endpoint[i].bEndpointAddress;
}
}
/* Read in the printer status */
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
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READBACK_LEN,
&num,
2000);
top:
if (state != last_state) {
DEBUG("last_state %d new %d\n", last_state, state);
}
/* Do it twice to clear initial state */
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
2000);
if (ret < 0) {
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ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, READBACK_LEN, endp_up);
ret = 4;
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goto done_claimed;
}
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if (memcmp(rdbuf, rdbuf2, READBACK_LEN)) {
DEBUG("readback: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
rdbuf[0], rdbuf[1], rdbuf[2], rdbuf[3],
rdbuf[4], rdbuf[5], rdbuf[6], rdbuf[7],
rdbuf[8], rdbuf[9], rdbuf[10], rdbuf[11]);
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memcpy(rdbuf2, rdbuf, READBACK_LEN);
} else if (state == last_state) {
sleep(1);
}
last_state = state;
fflush(stderr);
/* Error detection */
if (printers[printer_type].error_offset != -1 &&
rdbuf[printers[printer_type].error_offset]) {
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ERROR("Printer reported error condition %02x; aborting. (Out of ribbon/paper?)\n", rdbuf[printers[printer_type].error_offset]);
ret = 4;
goto done_claimed;
}
switch(state) {
case S_IDLE:
INFO("Waiting for printer idle\n");
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if (!fancy_memcmp(rdbuf, printers[printer_type].init_readback, READBACK_LEN, paper_code_offset, paper_code)) {
state = S_PRINTER_READY;
}
break;
case S_PRINTER_READY:
INFO("Printing started; Sending init sequence\n");
/* Send printer init */
if ((ret = send_data(dev, endp_down, header, header_len)))
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goto done_claimed;
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state = S_PRINTER_INIT_SENT;
break;
case S_PRINTER_INIT_SENT:
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if (!fancy_memcmp(rdbuf, printers[printer_type].ready_y_readback, READBACK_LEN, paper_code_offset, paper_code)) {
state = S_PRINTER_READY_Y;
}
break;
case S_PRINTER_READY_Y:
if (bw_mode)
INFO("Sending BLACK plane\n");
else
INFO("Sending YELLOW plane\n");
if ((ret = send_data(dev, endp_down, plane_y, plane_len)))
goto done_claimed;
state = S_PRINTER_Y_SENT;
break;
case S_PRINTER_Y_SENT:
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if (!fancy_memcmp(rdbuf, printers[printer_type].ready_m_readback, READBACK_LEN, paper_code_offset, paper_code)) {
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if (bw_mode)
state = S_PRINTER_DONE;
else
state = S_PRINTER_READY_M;
}
break;
case S_PRINTER_READY_M:
INFO("Sending MAGENTA plane\n");
if ((ret = send_data(dev, endp_down, plane_m, plane_len)))
goto done_claimed;
state = S_PRINTER_M_SENT;
break;
case S_PRINTER_M_SENT:
2012-10-28 12:19:17 -04:00
if (!fancy_memcmp(rdbuf, printers[printer_type].ready_c_readback, READBACK_LEN, paper_code_offset, paper_code)) {
state = S_PRINTER_READY_C;
}
break;
case S_PRINTER_READY_C:
INFO("Sending CYAN plane\n");
if ((ret = send_data(dev, endp_down, plane_c, plane_len)))
goto done_claimed;
state = S_PRINTER_C_SENT;
break;
case S_PRINTER_C_SENT:
2012-10-28 12:19:17 -04:00
if (!fancy_memcmp(rdbuf, printers[printer_type].done_c_readback, READBACK_LEN, paper_code_offset, paper_code)) {
state = S_PRINTER_DONE;
}
break;
case S_PRINTER_DONE:
if (footer_len) {
INFO("Cleaning up\n");
if ((ret = send_data(dev, endp_down, footer, footer_len)))
goto done_claimed;
}
state = S_FINISHED;
/* Intentional Fallthrough */
case S_FINISHED:
DEBUG("All data sent to printer!\n");
break;
}
if (state != S_FINISHED)
goto top;
2012-10-26 22:06:47 -04:00
/* Clean up */
if (terminate)
copies = 1;
INFO("Print complete (%d remaining)\n", copies - 1);
if (copies && --copies) {
state = S_IDLE;
goto top;
}
/* Done printing */
INFO("All printing done\n");
ret = 0;
2012-11-05 18:51:32 -05:00
done_claimed:
libusb_release_interface(dev, iface);
2012-10-26 22:06:47 -04:00
done_close:
#if 0
2012-10-26 22:06:47 -04:00
if (claimed)
libusb_attach_kernel_driver(dev, iface);
#endif
2012-10-26 22:06:47 -04:00
libusb_close(dev);
done:
libusb_free_device_list(list, 1);
libusb_exit(ctx);
if (plane_y)
free(plane_y);
if (plane_m)
free(plane_m);
if (plane_c)
free(plane_c);
if (header)
free(header);
if (footer)
free(footer);
2012-10-26 22:06:47 -04:00
return ret;
}
/*
***************************************************************************
Stream formats and readback codes for supported printers
***************************************************************************
Selphy ES1:
Init func: 40 00 [typeA] [pgcode] 00 00 00 00 00 00 00 00
Plane func: 40 01 [typeB] [plane] [length, 32-bit LE] 00 00 00 00
TypeA codes are 0x10 for Color papers, 0x20 for B&W papers.
TypeB codes are 0x01 for Color papers, 0x02 for B&W papers.
Plane codes are 0x01, 0x03, 0x07 for Y, M, and C, respectively.
B&W Jobs have a single plane code of 0x01.
'P' papers pgcode of 0x11 and a plane length of 2227456 bytes
'L' pgcode of 0x12 and a plane length of 1601600 bytes.
'C' pgcode of 0x13 and a plane length of 698880 bytes.
Readback values seen:
02 00 00 00 02 01 [pg] 01 00 00 00 00 [idle, waiting for init seq]
04 00 00 00 02 01 [pg] 01 00 00 00 00 [init received, not ready..]
04 00 01 00 02 01 [pg] 01 00 00 00 00 [waiting for Y data]
04 00 03 00 02 01 [pg] 01 00 00 00 00 [waiting for M data]
04 00 07 00 02 01 [pg] 01 00 00 00 00 [waiting for C data]
04 00 00 00 02 01 [pg] 01 00 00 00 00 [all data sent; not ready..]
05 00 00 00 02 01 [pg] 01 00 00 00 00 [?? transitions to this]
06 00 00 00 02 01 [pg] 01 00 00 00 00 [?? transitions to this]
02 00 00 00 02 01 [pg] 01 00 00 00 00 [..transitions back to idle]
02 01 00 00 01 ff ff ff 00 80 00 00 [error, no media]
02 01 00 00 01 ff ff ff 00 00 00 00 [error, cover open]
Known paper types for all ES printers: P, Pbw, L, C, Cl
Additional types for ES3/30/40: Pg, Ps
[pg] is: 0x01 for P-papers
0x02 for L-papers
0x03 for C-papers
***************************************************************************
Selphy ES2/20:
Init func: 40 00 [pgcode] 00 02 00 00 [type] 00 00 00 [pg2] [length, 32-bit LE]
Plane func: 40 01 [plane] 00 00 00 00 00 00 00 00 00
Type codes are 0x00 for Color papers, 0x01 for B&W papers.
Plane codes are 0x01, 0x02, 0x03 for Y, M, and C, respectively.
B&W Jobs have a single plane code of 0x01.
'P' papers pgcode of 0x01 and a plane length of 2227456 bytes
'L' pgcode of 0x02 and a plane length of 1601600 bytes.
'C' pgcode of 0x03 and a plane length of 698880 bytes.
pg2 is 0x00 for all media types except for 'C', which is 0x01.
Readback values seen on an ES2:
02 00 00 00 [pg] 00 [pg2] [xx] 00 00 00 00 [idle, waiting for init seq]
03 00 01 00 [pg] 00 [pg2] [xx] 00 00 00 00 [init complete, ready for Y]
04 00 01 00 [pg] 00 [pg2] [xx] 00 00 00 00 [? paper loaded]
05 00 01 00 [pg] 00 [pg2] [xx] 00 00 00 00 [? transitions to this]
06 00 03 00 [pg] 00 [pg2] [xx] 00 00 00 00 [ready for M]
08 00 03 00 [pg] 00 [pg2] [xx] 00 00 00 00 [? transitions to this]
09 00 07 00 [pg] 00 [pg2] [xx] 00 00 00 00 [ready for C]
09 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [? transitions to this]
0b 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [? transisions to this]
0c 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [? transitions to this]
0f 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [? transitions to this]
13 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [? transitions to this]
14 00 00 00 [pg] 00 [pg2] 00 00 00 00 00 [out of paper/ink]
14 00 01 00 [pg] 00 [pg2] 00 01 00 00 00 [out of paper/ink]
16 01 00 00 [pg] 00 [pg2] 00 00 00 00 00 [error, cover open]
02 00 00 00 05 05 02 00 00 00 00 00 [error, no media]
[xx] can be 0x00 or 0xff, depending on if a previous print job has
completed or not.
[pg] is: 0x01