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Add support for M62364 DAC on new analog board

pull/154/head
IanSB 2020-07-02 21:30:02 +01:00
rodzic 465c6be332
commit 44b82f084b
2 zmienionych plików z 97 dodań i 33 usunięć
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51
src/cpld_rgb.c
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@ -201,17 +201,34 @@ static void sendDAC(int dac, int value)
{
int old_dac = -1;
int old_value = value;
int M62364_dac = 0;
switch (dac) {
case 0:
M62364_dac = 0x08;
break;
case 1:
M62364_dac = 0x04;
break;
case 2:
M62364_dac = 0x0c;
old_dac = 0;
break;
case 3:
M62364_dac = 0x02;
old_dac = 1;
break;
case 4:
M62364_dac = 0x0a;
break;
case 5:
M62364_dac = 0x06;
old_dac = 2;
break;
case 6:
M62364_dac = 0x0e;
break;
case 7:
M62364_dac = 0x01;
old_dac = 3;
switch (config->terminate) {
default:
@ -245,16 +262,30 @@ static void sendDAC(int dac, int value)
case FRONTEND_ANALOG_ISSUE3_5259: // max5259
case FRONTEND_ANALOG_ISSUE2_5259:
{
//log_info("Issue2/3 dac:%d = %d", dac, value);
int packet = (dac << 11) | 0x600 | value;
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 16; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 15) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
if (new_M62364_DAC_detected()) {
int packet = (M62364_dac << 8) | value;
//log_info("M62364 dac:%d = %02X, %03X", dac, value, packet);
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 12; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 11) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
}
} else {
//log_info("Issue2/3 dac:%d = %d", dac, value);
int packet = (dac << 11) | 0x600 | value;
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 16; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 15) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
}
}
RPI_SetGpioValue(STROBE_PIN, 1);
RPI_SetGpioValue(SP_DATA_PIN, 0);

79
src/cpld_yuv.c
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@ -201,16 +201,36 @@ static int getRange() {
static void sendDAC(int dac, int value)
{
//if new_M62364_DAC_detected()
int M62364_dac = 0;
if (frontend == FRONTEND_YUV_ISSUE2_5259) {
switch (dac) {
case 6:
switch (dac) {
case 0:
M62364_dac = 0x08;
break;
case 1:
M62364_dac = 0x04;
break;
case 2:
M62364_dac = 0x0c;
break;
case 3:
M62364_dac = 0x02;
break;
case 4:
M62364_dac = 0x0a;
break;
case 5:
M62364_dac = 0x06;
break;
case 6:
M62364_dac = 0x0e;
if (frontend == FRONTEND_YUV_ISSUE2_5259) {
dac = 7;
break;
case 7:
{
}
break;
case 7:
M62364_dac = 0x01;
if (frontend == FRONTEND_YUV_ISSUE2_5259) {
dac = 6;
switch (config->terminate) {
default:
@ -220,24 +240,37 @@ static void sendDAC(int dac, int value)
case YUV_INPUT_TERM:
value = 255; //termination
break;
}
}
break;
default:
break;
}
}
break;
default:
break;
}
int packet = (dac << 11) | 0x600 | value;
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 16; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 15) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
if (new_M62364_DAC_detected()) {
int packet = (M62364_dac << 8) | value;
//log_info("M62364 dac:%d = %02X, %03X", dac, value, packet);
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 12; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 11) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
}
} else {
//log_info("Issue2/3 dac:%d = %d", dac, value);
int packet = (dac << 11) | 0x600 | value;
RPI_SetGpioValue(STROBE_PIN, 0);
for (int i = 0; i < 16; i++) {
RPI_SetGpioValue(SP_CLKEN_PIN, 0);
RPI_SetGpioValue(SP_DATA_PIN, (packet >> 15) & 1);
delay_in_arm_cycles_cpu_adjust(500);
RPI_SetGpioValue(SP_CLKEN_PIN, 1);
delay_in_arm_cycles_cpu_adjust(500);
packet <<= 1;
}
}
RPI_SetGpioValue(STROBE_PIN, 1);
RPI_SetGpioValue(SP_DATA_PIN, 0);