1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
|
/*
LUFA Library
Copyright (C) Dean Camera, 2009.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
/*
USB Printer host demo application.
** NOT CURRENTLY FUNCTIONAL - DO NOT USE **
*/
#include "PrinterHost.h"
uint8_t PrinterProtocol;
int main(void)
{
SetupHardware();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
puts_P(PSTR(ESC_RESET ESC_BG_WHITE ESC_INVERSE_ON ESC_ERASE_DISPLAY
"Printer Host Demo running.\r\n" ESC_INVERSE_OFF));
for (;;)
{
USB_Printer_Host();
USB_USBTask();
}
}
void SetupHardware(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
/* Hardware Initialization */
SerialStream_Init(9600, false);
LEDs_Init();
USB_Init();
}
void EVENT_USB_DeviceAttached(void)
{
puts_P(PSTR("Device Attached.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
}
void EVENT_USB_DeviceUnattached(void)
{
puts_P(PSTR("\r\nDevice Unattached.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
}
void EVENT_USB_HostError(uint8_t ErrorCode)
{
USB_ShutDown();
puts_P(PSTR(ESC_BG_RED "Host Mode Error\r\n"));
printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
for(;;);
}
void EVENT_USB_DeviceEnumerationFailed(uint8_t ErrorCode, uint8_t SubErrorCode)
{
puts_P(PSTR(ESC_BG_RED "Dev Enum Error\r\n"));
printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
printf_P(PSTR(" -- In State %d\r\n"), USB_HostState);
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
}
void EVENT_USB_DeviceEnumerationComplete(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
void USB_Printer_Host(void)
{
uint8_t ErrorCode;
switch (USB_HostState)
{
case HOST_STATE_Addressed:
puts_P(PSTR("Getting Config Data.\r\n"));
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Get and process the configuration descriptor data */
if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
{
if (ErrorCode == ControlError)
puts_P(PSTR("Control Error (Get Configuration).\r\n"));
else
puts_P(PSTR("Invalid Device.\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
/* Wait until USB device disconnected */
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
{
puts_P(PSTR("Control Error (Set Configuration).\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
/* Wait until USB device disconnected */
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:
printf_P(PSTR("Printer Protocol: %d\r\n"), PrinterProtocol);
puts_P(PSTR("Retrieving Device ID...\r\n"));
Device_ID_String_t DeviceIDString;
if ((ErrorCode = Printer_GetDeviceID(&DeviceIDString)) != HOST_SENDCONTROL_Successful)
{
puts_P(PSTR("Control Error (Get DeviceID).\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
/* Wait until USB device disconnected */
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
printf_P(PSTR("Printer Device ID: %s\r\n"), DeviceIDString.String);
puts_P(PSTR("Printer Enumerated.\r\n"));
USB_HostState = HOST_STATE_Ready;
break;
case HOST_STATE_Ready:
/* Indicate device busy via the status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
//--------------------------------------------------------------
#define TEST_TEXT_PAGE "\033%-12345X\033E LUFA PCL Test Page \033E\033%-12345X"
// #define TEST_TEXT_PAGE "\033@\033i\001\033X\001\060\000\r\nLUFA ESCP/2 Test Page\r\n"
#define PAGE_SIZE (sizeof(TEST_TEXT_PAGE) - 1)
Pipe_SelectPipe(PRINTER_DATA_OUT_PIPE);
Pipe_Unfreeze();
puts_P(PSTR("Waiting for Printer to Become Ready...\r\n"));
while (!(Pipe_IsReadWriteAllowed()));
printf_P(PSTR("Printer Write Allowed, Sending Page (%d bytes)...\r\n"), PAGE_SIZE);
Pipe_Write_Stream_LE(TEST_TEXT_PAGE, PAGE_SIZE);
Pipe_ClearOUT();
puts_P(PSTR("Page Sent, Waiting for Pipe...\r\n"));
while (!(Pipe_IsReadWriteAllowed()));
Pipe_Freeze();
puts_P(PSTR("Pipe Frozen.\r\n"));
//--------------------------------------------------------------
/* Indicate device no longer busy */
LEDs_SetAllLEDs(LEDMASK_USB_READY);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
}
|