int playback_get_length (void)
{
g_return_val_if_fail (playing, 0);
wait_until_ready ();
return current_length;
}
/**
* 写命令
* @param[in] Command 命令
* @param[in] busyFlag 是否检查繁忙
*/
void set_command(uint8_t data, uint8_t busyFlag)
{
uint8_t busy;
busy = busyFlag;
//busy=1 表示系统希望检测忙信号
if (busy==1)
//等待指令执行完毕
wait_until_ready();
//完毕,可以写了
SET_DB_OUT()
;
RW_W; //置为写状态 =写 0
RS_L; //写入的是命令字 =指令
En_H;
(data&0b00010000) ? (DB4_DAT |= _BV(DB4)) : (DB4_DAT &= ~_BV(DB4)); //第4位
(data&0b00100000) ? (DB5_DAT |= _BV(DB5)) : (DB5_DAT &= ~_BV(DB5)); //第5位
(data&0b01000000) ? (DB6_DAT |= _BV(DB6)) : (DB6_DAT &= ~_BV(DB6)); //第6位
(data&0b10000000) ? (DB7_DAT |= _BV(DB7)) : (DB7_DAT &= ~_BV(DB7)); //第7位
_delay_us(25);
en_toggle(); //产生使能脉冲,使之在下降沿开始执行指令
(data&0b00000001) ? (DB4_DAT |= _BV(DB4)) : (DB4_DAT &= ~_BV(DB4)); //第0位
(data&0b00000010) ? (DB5_DAT |= _BV(DB5)) : (DB5_DAT &= ~_BV(DB5)); //第1位
(data&0b00000100) ? (DB6_DAT |= _BV(DB6)) : (DB6_DAT &= ~_BV(DB6)); //第2位
(data&0b00001000) ? (DB7_DAT |= _BV(DB7)) : (DB7_DAT &= ~_BV(DB7)); //第3位
_delay_us(25);
en_toggle(); //产生使能脉冲,使之在下降沿开始执行指令
}
/**
* 读数据
* 读当前AC地址的字符的值,
* @note 4位模式先传高4位,再传低4位
* @return
*/
uint8_t get_data(void)
{
uint8_t data = 0;
wait_until_ready(); //等待指令执行完毕
//LCDDDR = 0x00; //数据总线位输入
SET_DB_IN()
;
RW_R; //读 Hi
RS_DAT; //数据 Hi
En_L;
DelaytE;
En_H; //触发
DelaytE;
//data = PIND;
//先传高四位
(DB4_IN &_BV(DB4)) ? (data |= _BV(4)) : (data &= ~_BV(4));
(DB5_IN &_BV(DB5)) ? (data |= _BV(5)) : (data &= ~_BV(5));
(DB6_IN &_BV(DB6)) ? (data |= _BV(6)) : (data &= ~_BV(6));
(DB7_IN &_BV(DB7)) ? (data |= _BV(7)) : (data &= ~_BV(7));
En_L;
DelaytE;
En_H; //触发
DelaytE; // 这是忙标志被映射到数据DB7 位
(DB4_IN &_BV(DB4)) ? (data |= _BV(0)) : (data &= ~_BV(0));
(DB5_IN &_BV(DB5)) ? (data |= _BV(1)) : (data &= ~_BV(1));
(DB6_IN &_BV(DB6)) ? (data |= _BV(2)) : (data &= ~_BV(2));
(DB7_IN &_BV(DB7)) ? (data |= _BV(3)) : (data &= ~_BV(3));
//En_L;
return data;
}
char * playback_get_title (void)
{
g_return_val_if_fail (playing, NULL);
wait_until_ready ();
char s[32];
if (current_length)
{
int len = current_length / 1000;
if (len < 3600)
snprintf (s, sizeof s, get_bool (NULL, "leading_zero") ?
" (%02d:%02d)" : " (%d:%02d)", len / 60, len % 60);
else
snprintf (s, sizeof s, " (%d:%02d:%02d)", len / 3600, (len / 60) %
60, len % 60);
}
else
s[0] = 0;
if (get_bool (NULL, "show_numbers_in_pl"))
return str_printf ("%d. %s%s", 1 + playlist_get_position
(playlist_get_playing ()), current_title, s);
return str_printf ("%s%s", current_title, s);
}
/**
* 这个暂时不知道是读的什么东西,好像是字符的点阵的值,一行8个点那个 @note
* @return
*/
uint8_t get_pos2(void)
{
uint8_t data = 0;
wait_until_ready(); //等待指令执行完毕
//LCDDDR = 0x00; //数据总线位输入
SET_DB_IN()
;
RW_R; //读 HI
RS_DAT; //地址 0
DelaytE;
En_H; //触发
DelaytE;
//先传位置低4位
(DB4_IN &_BV(DB4)) ? (data |= _BV(0)) : (data &= ~_BV(0));
(DB5_IN &_BV(DB5)) ? (data |= _BV(1)) : (data &= ~_BV(1));
(DB6_IN &_BV(DB6)) ? (data |= _BV(2)) : (data &= ~_BV(2));
(DB7_IN &_BV(DB7)) ? (data |= _BV(3)) : (data &= ~_BV(3));
En_L;
DelaytE;
En_H; //触发
DelaytE;
//在传高4位
(DB4_IN &_BV(DB4)) ? (data |= _BV(4)) : (data &= ~_BV(4));
(DB5_IN &_BV(DB5)) ? (data |= _BV(5)) : (data &= ~_BV(5));
(DB6_IN &_BV(DB6)) ? (data |= _BV(6)) : (data &= ~_BV(6));
(DB7_IN &_BV(DB7)) ? (data |= _BV(7)) : (data &= ~_BV(7));
return data;
}
int
NdbRestarter::restartNodes(int * nodes, int cnt,
Uint32 flags)
{
if (!isConnected())
return -1;
int ret = 0;
int unused;
if ((ret = ndb_mgm_restart4(handle, cnt, nodes,
(flags & NRRF_INITIAL),
(flags & NRRF_NOSTART),
(flags & NRRF_ABORT),
(flags & NRRF_FORCE),
&unused)) <= 0)
{
/**
* ndb_mgm_restart4 returned error, one reason could
* be that the node have not stopped fast enough!
* Check status of the node to see if it's on the
* way down. If that's the case ignore the error
*/
if (getStatus() != 0)
return -1;
g_info << "ndb_mgm_restart4 returned with error, checking node state"
<< endl;
for (int j = 0; j<cnt; j++)
{
int _nodeId = nodes[j];
for(unsigned i = 0; i < ndbNodes.size(); i++)
{
if(ndbNodes[i].node_id == _nodeId)
{
g_info <<_nodeId<<": status="<<ndbNodes[i].node_status<<endl;
/* Node found check state */
switch(ndbNodes[i].node_status){
case NDB_MGM_NODE_STATUS_RESTARTING:
case NDB_MGM_NODE_STATUS_SHUTTING_DOWN:
break;
default:
MGMERR(handle);
g_err << "Could not stop node with id = "<< _nodeId << endl;
return -1;
}
}
}
}
}
if ((flags & NRRF_NOSTART) == 0)
{
wait_until_ready(nodes, cnt);
}
return 0;
}
void playback_get_info (int * bitrate, int * samplerate, int * channels)
{
g_return_if_fail (playing);
wait_until_ready ();
* bitrate = current_bitrate;
* samplerate = current_samplerate;
* channels = current_channels;
}
int
NdbRestarter::waitClusterStarted(unsigned int _timeout){
int res = waitClusterState(NDB_MGM_NODE_STATUS_STARTED, _timeout);
if (res == 0)
{
wait_until_ready();
}
return res;
}
void UniversalAdapter::setCursor(uint8_t col, uint8_t row)
{
SPIFrame sf(this); // asserts cs on entry and deasserts on exit
wait_until_ready();
uint8_t cmd = SET_CURSOR | 1;
uint8_t rc = (row << 5) | (col & 0x1F);
writeSPI(cmd);
writeSPI(rc);
}
int NdbRestarter::waitNodesStarted(const int * _nodes, int _num_nodes,
unsigned int _timeout){
int res = waitNodesState(_nodes, _num_nodes,
NDB_MGM_NODE_STATUS_STARTED, _timeout);
if (res == 0)
{
wait_until_ready(_nodes, _num_nodes);
}
return res;
}
void playback_stop (void)
{
g_return_if_fail (playing);
wait_until_ready ();
if (current_decoder)
current_decoder->stop (& playback_api);
playback_cleanup ();
complete_stop ();
}
void UniversalAdapter::write(const char *line, int len)
{
SPIFrame sf(this); // asserts cs on entry and deasserts on exit
wait_until_ready();
if(len > 31) {
// this is the limit the UPA can handle in one frame (31 bytes)
len = 31;
}
uint8_t cmd = LCD_WRITE | (len & 0x1F);
writeSPI(cmd);
for (int i = 0; i < len; ++i) {
writeSPI(*line++);
}
}
int playback_get_time (void)
{
g_return_val_if_fail (playing, 0);
wait_until_ready ();
int time = -1;
if (current_decoder && current_decoder->get_time)
time = current_decoder->get_time (& playback_api);
if (time < 0)
time = output_get_time ();
return time - time_offset;
}
void playback_pause (void)
{
g_return_if_fail (playing);
wait_until_ready ();
if (! current_decoder || ! current_decoder->pause)
return;
paused = ! paused;
current_decoder->pause (& playback_api, paused);
if (paused)
hook_call ("playback pause", NULL);
else
hook_call ("playback unpause", NULL);
}
void playback_seek (int time)
{
g_return_if_fail (playing);
wait_until_ready ();
if (! current_decoder || ! current_decoder->mseek || current_length < 1)
return;
current_decoder->mseek (& playback_api, time_offset + CLAMP (time, 0,
current_length));
/* If the plugin is using our output system, don't call "playback seek"
* immediately but wait for output_set_time() to be called. This ensures
* that a "playback seek" handler can call playback_get_time() and get the
* new time. */
if (! output_is_open ())
hook_call ("playback seek", NULL);
}
void ifmode( bs_ifm m )
{
int ready = 0;
if ( m == BS_IFM_REG )
{
set_gpio_val( GPIO_CNF1, 0 );
}
else
{
set_gpio_val( GPIO_CNF1, 1 );
}
while (ready == 0)
{
reset();
ready = wait_until_ready();
}
}
int main(int argc, char** argv)
{
int released;
lt_t delay = ms2ns(1000);
int wait = 0;
int expected = 0;
int opt;
while ((opt = getopt(argc, argv, OPTSTR)) != -1) {
switch (opt) {
case 'd':
delay = ms2ns(atoi(optarg));
break;
case 'w':
wait = 1;
break;
case 'f':
wait = 1;
expected = atoi(optarg);
break;
case ':':
usage("Argument missing.");
break;
case '?':
default:
usage("Bad argument.");
break;
}
}
if (wait)
wait_until_ready(expected);
released = release_ts(&delay);
if (released < 0) {
perror("release task system");
exit(1);
}
printf("Released %d real-time tasks.\n", released);
return 0;
}
// Sets the indicator leds
void UniversalAdapter::setLed(int led, bool onoff)
{
SPIFrame sf(this); // asserts cs on entry and deasserts on exit
if(onoff) {
switch(led) {
case LED_FAN_ON: ledBits |= 1; break; // on
case LED_HOTEND_ON: ledBits |= 2; break; // on
case LED_BED_ON: ledBits |= 4; break; // on
}
} else {
switch(led) {
case LED_FAN_ON: ledBits &= ~1; break; // off
case LED_HOTEND_ON: ledBits &= ~2; break; // off
case LED_BED_ON: ledBits &= ~4; break; // off
}
}
uint8_t cmd = SET_LEDS | 1;
wait_until_ready();
writeSPI(cmd);
writeSPI(ledBits);
}
/**
* 写数据
* @param data
*/
void set_data(uint8_t data)
{
wait_until_ready(); //等待指令执行完毕
//LCDDDR = 0xff; //数据总线位输出
SET_DB_OUT()
;
RW_W; //置为写状态
RS_H; //写入的是数据
En_H;
(data&0b00010000) ? (DB4_DAT |= _BV(DB4)) : (DB4_DAT &= ~_BV(DB4)); //第4位
(data&0b00100000) ? (DB5_DAT |= _BV(DB5)) : (DB5_DAT &= ~_BV(DB5)); //第5位
(data&0b01000000) ? (DB6_DAT |= _BV(DB6)) : (DB6_DAT &= ~_BV(DB6)); //第6位
(data&0b10000000) ? (DB7_DAT |= _BV(DB7)) : (DB7_DAT &= ~_BV(DB7)); //第7位
//_delay_us(25);
en_toggle(); //产生使能脉冲,使之在下降沿开始执行指令
(data&0b00000001) ? (DB4_DAT |= _BV(DB4)) : (DB4_DAT &= ~_BV(DB4)); //第0位
(data&0b00000010) ? (DB5_DAT |= _BV(DB5)) : (DB5_DAT &= ~_BV(DB5)); //第1位
(data&0b00000100) ? (DB6_DAT |= _BV(DB6)) : (DB6_DAT &= ~_BV(DB6)); //第2位
(data&0b00001000) ? (DB7_DAT |= _BV(DB7)) : (DB7_DAT &= ~_BV(DB7)); //第3位
//_delay_us(25);
en_toggle(); //产生使能脉冲,使之在下降沿开始执行指令
}
// cycle the buzzer pin at a certain frequency (hz) for a certain duration (ms)
void UniversalAdapter::buzz(long duration, uint16_t freq)
{
SPIFrame sf(this); // asserts cs on entry and deasserts on exit
wait_until_ready();
writeSPI(BUZZ);
}
void UniversalAdapter::clear()
{
SPIFrame sf(this); // asserts cs on entry and deasserts on exit
wait_until_ready();
writeSPI(LCD_CLEAR);
}
