-
Notifications
You must be signed in to change notification settings - Fork 0
/
ui.c
268 lines (227 loc) · 5.43 KB
/
ui.c
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
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
#include <stdint.h>
#include <stdbool.h>
#include "consoleUtils.h"
#include "ui.h"
#include "prm.h"
#include "serial.h"
#include "leds.h"
#include "joystick.h"
#include "timer.h"
#include "wdtimer.h"
/******************************************************************************
** INTERNAL FUNCTION PROTOTYPES
******************************************************************************/
static void ui_serialISR (uint8_t input);
static enum CmdOpCode ui_parseInput (void);
static void ui_handleSerialInput (void);
static void ui_handleJoystick (void);
static enum Led ui_nextLed (enum Led led);
static void ui_handleLedDisplay (void);
static void ui_clockIncrement (void);
static void ui_clockReset (void);
static void ui_dmTimerISRCallback(void);
/******************************************************************************
** INTERNAL VARIABLES
******************************************************************************/
static uint8_t serialInputByte = 0;
static uint8_t ledFlashSpeed = 0;
static uint32_t ledFlashPeriod = 0;
static uint32_t clockCounter = 0;
static bool inputReady = false;
static bool joystickPressed[] = {false, false};
static void (*COMMAND_FUNCS[]) (uint8_t) = {
ui_cmdHelp
,ui_cmdSetSpeed
,ui_cmpStopWD
,ui_cmdJoy
};
static const char const *COMMAND_DESCRIPTIONS[] = {
"? : Display this help message"
,"0-9 : Set speed 0 (slow) to 9 (fast)"
,"x : Stop hitting the watchdog"
,"JOY : Up (faster), Down (slower)"
};
/******************************************************************************
** FUNCTION DEFINITIONS
******************************************************************************/
void ui_init(void)
{
const uint8_t INIT_LED_SPEED = 5;
Serial_setRxIsrCallback(ui_serialISR);
Timer_setTimerIsrCallback(ui_dmTimerISRCallback);
ui_cmdSetSpeed(INIT_LED_SPEED);
}
void ui_doWork(void)
{
ui_handleSerialInput();
ui_handleJoystick();
ui_handleLedDisplay();
}
void ui_greet(void)
{
ConsoleUtilsPrintf("\nLightBouncer:\n");
ConsoleUtilsPrintf(" by Adam Spilchen\n");
ConsoleUtilsPrintf("------------------\n");
}
void ui_listResetEvents(void)
{
uint32_t i = 0;
uint32_t nSrcs = 0;
const enum PrmRststEvent const PRM_MASK_MAP[] = {
ICEPICK_RST
,EXTERNAL_WARM_RST
,WDT1_RST
,GLOBAL_WARM_SW_RST
,GLOBAL_COLD_RST
};
const char const *RESET_EVENT_STRS[] = {
"ICEPICK_RST"
,"EXTERNAL_WARM_RST"
,"WDT1_RST"
,"GLOBAL_WARM_SW_RST"
,"GLOBAL_COLD_RST"
};
for(i = 0; i < PRM_N_EVENTS; i++) {
if(prm_isSet(PRM_MASK_MAP[i])) {
nSrcs += 1;
if(nSrcs > 1) {
ConsoleUtilsPrintf(", ");
}
ConsoleUtilsPrintf("Reset source (0x%0x) = %s", PRM_MASK_MAP[i], RESET_EVENT_STRS[i]);
}
}
ConsoleUtilsPrintf("\n");
}
void ui_cmdHelp(uint8_t arg)
{
int i = 0;
ConsoleUtilsPrintf("Commands:\n");
for(i = 0; i < N_OPS; i++) {
ConsoleUtilsPrintf(" %s\n", COMMAND_DESCRIPTIONS[i]);
}
}
void ui_cmdSetSpeed(uint8_t arg)
{
if(arg < LED_SPEED_MIN || LED_SPEED_MAX < arg) {
return;
}
ConsoleUtilsPrintf("Setting LED speed to %d\n", arg);
ledFlashSpeed = arg;
ledFlashPeriod = 1 << arg;
}
void ui_cmpStopWD(uint8_t arg)
{
ConsoleUtilsPrintf("No longer hitting the watchdog.\n");
Watchdog_disable();
}
void ui_cmdJoy(uint8_t arg)
{
switch (arg) {
case JOY_UP:
ConsoleUtilsPrintf("JOY : Up\n");
ui_cmdSetSpeed(ledFlashSpeed + 1);
break;
case JOY_DOWN:
ConsoleUtilsPrintf("JOY : Down\n");
ui_cmdSetSpeed(ledFlashSpeed - 1);
default:
break;
}
}
/******************************************************************************
** INTERNAL FUNCTIONS
******************************************************************************/
static enum CmdOpCode ui_parseInput(void)
{
enum CmdOpCode opCode = OP_ERR;
switch (serialInputByte) {
case '?':
opCode = OP_HELP;
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
serialInputByte = serialInputByte - '0';
opCode = OP_SPEED;
break;
case 'x':
case 'X':
opCode = OP_STOP_WD;
break;
default:
opCode = OP_ERR;
}
return opCode;
}
static void ui_handleSerialInput(void)
{
enum CmdOpCode opCode = 0;
if(!inputReady) {
return;
}
inputReady = false;
opCode = ui_parseInput();
ConsoleUtilsPutChar('\n');
if(opCode == OP_ERR) {
ConsoleUtilsPrintf("Invalid command.\n");
return;
}
COMMAND_FUNCS[opCode](serialInputByte);
}
static void ui_handleJoystick(void)
{
uint8_t dir = JOY_UP;
bool pressed = false;
for(dir = JOY_UP; dir < JOY_N_DIR; dir++) {
pressed = joystick_isPressed(dir);
if(joystickPressed[dir] && !pressed) { // stick was pressed, then released
ui_cmdJoy(dir);
}
joystickPressed[dir] = pressed;
}
}
static enum Led ui_nextLed(enum Led led)
{
static int8_t modi = 1;
if(led == N_LEDS - 1) {
modi = -1;
} else if(led == LED0) {
modi = 1;
}
return led + modi;
}
static void ui_handleLedDisplay(void)
{
static enum Led led = LED0;
if(clockCounter < ledFlashPeriod) {
return;
}
ui_clockReset();
leds_turnOff(led);
led = ui_nextLed(led);
leds_turnOn(led);
}
static void ui_clockIncrement(void)
{
clockCounter += 1;
}
static void ui_clockReset(void)
{
clockCounter = 0;
}
static void ui_serialISR(uint8_t input)
{
serialInputByte = input;
inputReady = true;
}
static void ui_dmTimerISRCallback(void)
{
clockCounter += 1;
}