#include "idle.h"
#include "power.h"
#include "commondef.h"
+#include "menu.h"
-void akc6955_writecmd(unsigned char reg, unsigned char data)
-{
-#ifdef __SDCC
- i2c_open(I2C_MASTER, I2C_SLEW_ON, 5);
- I2C_START();
- i2c_writechar(0x20);
- i2c_writechar(reg);
- i2c_writechar(data);
- I2C_STOP();
- i2c_close();
- delay100tcy(2);
-#else
- OpenI2C(MASTER, SLEW_OFF);
- StartI2C();
- WriteI2C(0x20);
- //delay1ktcy(8);
- WriteI2C(reg);
- //delay1ktcy(8);
- WriteI2C(data);
- //delay1ktcy(8);
- StopI2C();
- // delay1ktcy(8);
- CloseI2C();
-// CLOSEASMASTER();
-#endif // i2c_idle();
-}
-
-unsigned char akc6955_readcmd(unsigned char reg)
+
+unsigned char akc6955_get_amband(void)
{
- unsigned char c;
- // OPENASMASTER();
-#ifdef __SDCC
- i2c_open(I2C_MASTER, I2C_SLEW_ON, 5);
-#else
- OpenI2C(MASTER, SLEW_OFF);
-#endif
-#ifdef __SDCC
- I2C_START();
- i2c_writechar(0x20);
- i2c_writechar(reg);
- I2C_STOP();
- delay100tcy(2);
- I2C_START();
- i2c_writechar(0x21);
- c = i2c_readchar();
- I2C_ACK();
- I2C_STOP();
- i2c_close();
-#else
- StartI2C();
- WriteI2C(0x20);
- // delay1ktcy(8);
- WriteI2C(reg);
- // delay1ktcy(8);
- StopI2C();
- __delay_us(13);
- StartI2C();
- WriteI2C(0x21);
- // delay1ktcy(8);
- c = ReadI2C();
- AckI2C();
- StopI2C();
- // delay1ktcy(8);
- CloseI2C();
-#endif
- // CLOSEASMASTER();
+ return akc6955_get_band() >> 3;
+}
- return c;
+unsigned char akc6955_get_fmband(void)
+{
+ return akc6955_get_band() & 0x07;
}
void akc6955_chg_fm(unsigned char f, unsigned int freq)
{
__bitops_t b;
- unsigned char c;
b.byte = akc6955_readcmd(AKC6955_POWER);
b.b6 = 0;
if(f != 0){
- rfamp_power(RFAMP_FM);
b.b6 = 1;
- akc6955_set_fmband(fmband);
+ akc6955_set_fmband(setup.fmband);
akc6955_writecmd(AKC6955_POWER, b.byte);
akc6955_set_freq(freq);
return;
}
- c = RFAMP_SW;
- if((amband < AKC6955_BAND_SW1) || (amband == AKC6955_BAND_MW4)) {
- c = RFAMP_MWLW;
- }
- rfamp_power(c);
akc6955_writecmd(AKC6955_POWER, b.byte);
- akc6955_set_amband(amband);
+ akc6955_set_amband(setup.amband);
akc6955_set_freq(freq);
}
void akc6955_set_amband(unsigned char band)
{
unsigned char b;
+ unsigned char c;
+
+ c = RFAMP_SW;
+ if((band < AKC6955_BAND_SW1) || (band == AKC6955_BAND_MW4)) {
+ c = RFAMP_MWLW;
+ }
+ rfamp_power(c);
b = akc6955_readcmd(AKC6955_BAND);
b &= 0x07; // extract FM
b = b | ((band & 0x1f) << 3);
void akc6955_set_fmband(unsigned char band)
{
unsigned char b;
+ rfamp_power(RFAMP_FM);
b = akc6955_readcmd(AKC6955_BAND);
b &= 0xf8; // extract AM
b = b | (band & 0x07);
return 0;
}
+unsigned char akc6955_get_mode3k(void)
+{
+ __bitops_t c;
+ c.byte = akc6955_readcmd(AKC6955_CNR_AM);
+ if(c.b7) {
+ return 0xff;
+ }
+ return 0;
+}
+
void akc6955_mode3k(unsigned char flag)
{
__bitops_t b;
+ b.byte = akc6955_readcmd(AKC6955_CH_LO);
+ akc6955_writecmd(AKC6955_CH_LO, b.byte);
+
b.byte = akc6955_readcmd(AKC6955_CH_HI);
b.b5 = 0;
if(flag != 0){
}
akc6955_writecmd(AKC6955_CH_HI, b.byte);
akc6955_do_tune();
- _AKC6955_WAIT_62_5MS();
}
void akc6955_set_tune(unsigned char mode_3k, unsigned int ch)
__bitops_t b;
unsigned int i = ch;
unsigned char comp;
+ unsigned int start;
+ unsigned int stop;
+ unsigned int q;
do { // Wait for before completed
comp = akc6955_chk_donescan();
idle_time_35ms();
} while(comp == 0x00);
+
f.byte = akc6955_readcmd(AKC6955_POWER);
- band = 0;
- if(f.b6 == 0){
- akc6955_get_amband(band);
- }
-
- if(band == AKC6955_BAND_MW2){
- // BAND=AM && MW2
- i = ch / 3; // On MW2, Channnel must be multiple of 3.
- i = i * 3; // i = (i/3) * 3
+ if(!f.b6){ // AM
+ band = akc6955_get_amband();
+ if(band == AKC6955_BAND_MW2){
+ // BAND=AM && MW2
+ i = ch / 3; // On MW2, Channnel must be multiple of 3.
+ i = i * 3; // i = (i/3) * 3
+ mode_3k = 0xff;
+ q = 3;
+ } else if(mode_3k != 0) {
+ q = 3;
+ } else {
+ q = 5;
+ }
+
+ if(band == AKC6955_BAND_AMUSER) {
+ start = setup.am_usrbands[setup.am_userbandnum].start * 32;
+ stop = setup.am_usrbands[setup.am_userbandnum].stop * 32;
+ } else {
+ start = ambands[band].start / q;
+ stop = ambands[band].end / q;
+ }
+ } else {
+ band = akc6955_get_fmband();
+ if(band == AKC6955_BAND_FMUSER) {
+ start = setup.fm_usrbands[setup.fm_userbandnum].start * 32;
+ stop = setup.fm_usrbands[setup.fm_userbandnum].stop * 32;
+ } else {
+ start = ((fmbands[band].start - 3000) * 4) / 10;
+ stop = ((fmbands[band].end - 3000) * 4) / 10;
+ }
}
+
if(i > 0x1fff) i = 0x1fff;
- //i = ch & 0x1fff;
+ if(i > stop) i = stop;
+ if(i < start) i = start;
b.byte = i & 0xff;
akc6955_writecmd(AKC6955_CH_LO, b.byte);
b.byte = i >> 8;
b.b6 = 1;
- if(mode_3k != 0){
+ if((setup.fm == 0) && (mode_3k != 0)){
b.b5 = 1; // Mode 3K ON
+ } else {
+ b.b5 = 0;
}
+
akc6955_writecmd(AKC6955_CH_HI, b.byte);
akc6955_do_tune();
void akc6955_do_scan(unsigned char up)
{
__bitops_t b;
- // akc6955_do_tune();
+
+ //20130823 Need wait for scan/tune completed w/o SDCC 3.3.x.
+#ifndef __SDCC
+ while(akc6955_chk_donescan() == 0)
+ {
+ idle_time_ms(5);
+ }
+#endif
b.byte = akc6955_readcmd(AKC6955_POWER);
b.b3 = 0;
b.b4 = 0;
- b.b5 = 0;
+// 20130823 : Is this collect?
+#ifdef __SDCC
+ b.b5 = 0;
akc6955_writecmd(AKC6955_POWER, b.byte);
+ idle_time_ms(35);
+#endif
+
b.b5 = 1; // Tune 0->1.
- idle_time_35ms();
akc6955_writecmd(AKC6955_POWER, b.byte);
- idle_time_35ms();
+ idle_time_ms(35);
+
+ b.b4 = 1;
if(up != 0) {
b.b3= 1;
}
- b.b4 = 1;
akc6955_writecmd(AKC6955_POWER, b.byte); // Raise seek bit to '1'.
+ idle_time_ms(35);
}
void akc6955_abort_scan(void)
akc6955_writecmd(AKC6955_SPACE, c);
}
+unsigned char akc6955_get_scanrate_fm(void)
+{
+ unsigned char c;
+ c = akc6955_readcmd(AKC6955_SPACE);
+ c = (c & 0x30) >> 4;
+ return c;
+}
+
unsigned char akc6955_chk_donescan(void)
{
__bitops_t b;
freq = (i * 5) / 2 + 3000; // freq' = 25*i[KHz] = (25 / 10) *i [10KHz]
} else { // 5K
b.byte = akc6955_readcmd(AKC6955_CH_HI);
- akc6955_get_amband(band);
+ band = akc6955_get_amband();
freq = i * 5;
if((band == AKC6955_BAND_MW2) || (b.b5)){
freq = i * 3;
f.byte = akc6955_readcmd(AKC6955_POWER);
if(f.b6) { // FM
- akc6955_get_fmband(band);
-// band &= 7;
- if(freq < fmbands[band].start) freq = fmbands[band].start;
- if(freq >= fmbands[band].end) freq = fmbands[band].end - 1;
+ band = akc6955_get_fmband();
ch = freq - 3000;
- ch = (ch * 4) / 10;
+ ch = (ch << 2) / 10;
} else {
- akc6955_get_amband(band);
-// if(band >= AKC6955_BAND_AMEND) band = AKC6955_BAND_AMEND - 1;
- if(freq < ambands[band].start) freq = ambands[band].start;
- if(freq >= ambands[band].end) freq = ambands[band].end - 1;
+ band = akc6955_get_amband();
mode3k.byte = akc6955_readcmd(AKC6955_CNR_AM);
if(band == AKC6955_BAND_MW2) {
ch = (freq / 9) * 3; // See datasheet.
freq = akc6955_get_channel();
freq += step;
- mode3k.byte = akc6955_readcmd(AKC6955_CNR_AM);
- akc6955_set_tune(mode3k.b7, freq);
+// mode3k.byte = akc6955_readcmd(AKC6955_CNR_AM);
+// akc6955_set_tune(mode3k.b7, freq);
+ akc6955_set_tune(setup.am_mode3k, freq);
}
freq = akc6955_get_channel();
if(freq <= step) return;
freq -= step;
- mode3k.byte = akc6955_readcmd(AKC6955_CNR_AM);
- akc6955_set_tune(mode3k.b7, freq);
+// mode3k.byte = akc6955_readcmd(AKC6955_CNR_AM);
+// akc6955_set_tune(mode3k.b7, freq);
+ akc6955_set_tune(setup.am_mode3k, freq);
}
void akc6955_setvolumemode(unsigned char flag)
__bitops_t c;
c.byte = akc6955_readcmd(AKC6955_VOLUME);
- c.b0 = 0;
- if(flag != 0) {
- c.b0 = 1; //
+ c.b0 = 1;
+ if(flag == 0) {
+ c.b0 = 0; //
}
akc6955_writecmd(AKC6955_VOLUME, c.byte);
}
{
__bitops_t c;
c.byte = akc6955_readcmd(AKC6955_VOLUME);
- c.b1 = 0;
- if(flag != 0) {
- c.b1 = 1;
+ c.b1 = 1;
+ if(flag == 0) {
+ c.b1 = 0;
}
akc6955_writecmd(AKC6955_VOLUME, c.byte);
}
{
__bitops_t c;
c.byte = akc6955_readcmd(AKC6955_STEREO);
- c.b3 = 0;
- if(flag != 0) {
- c.b3 = 1;
+ c.b3 = 1;
+ if(flag == 0) {
+ c.b3 = 0;
}
akc6955_writecmd(AKC6955_STEREO, c.byte);
}
return batt;
}
+void akc6955_set_thresh_fmstereo(unsigned char a)
+{
+ unsigned char b;
+ a = a & 0x03;
+ setup.threshold_fmstereo = a;
+ b = akc6955_readcmd(AKC6955_THRESH) & 0xfc;
+ akc6955_writecmd(AKC6955_THRESH, a | b);
+}
+
+void akc6955_set_thresh_width(unsigned char a)
+{
+ unsigned char b;
+ a = a & 0x03;
+ setup.threshold_width = a;
+ a = a << 2; // << 2
+ b = akc6955_readcmd(AKC6955_THRESH) & 0xf3;;
+ akc6955_writecmd(AKC6955_THRESH, a | b);
+}
+
+void akc6955_set_thresh_amcnr(unsigned char a)
+{
+ unsigned char b;
+ a = a & 0x03;
+ setup.threshold_amcnr = a;
+ a = a << 4; // << 4
+ b = akc6955_readcmd(AKC6955_THRESH) & 0xcf;
+ akc6955_writecmd(AKC6955_THRESH, a | b);
+}
+
+void akc6955_set_thresh_fmcnr(unsigned char a)
+{
+ unsigned char b;
+ a = a & 0x03;
+ setup.threshold_fmcnr = a;
+ a = a << 6; // << 4
+ b = akc6955_readcmd(AKC6955_THRESH) & 0x3f;
+ akc6955_writecmd(AKC6955_THRESH, a | b);
+}
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