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Add a quick, dirty, and marginally-useful text configuration option to hackrf_si5351c example.

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This commit is contained in:
Jared Boone
2012-10-17 17:01:56 -07:00
parent 549c943979
commit 93c1175362
1 changed files with 57 additions and 1 deletions
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58
host/libhackrf/examples/hackrf_si5351c.c
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@ -27,6 +27,7 @@
static void usage() {
printf("\nUsage:\n");
printf("\t-c, --config: print textual configuration information\n");
printf("\t-n, --register <n>: set register number for subsequent read/write operations\n");
printf("\t-r, --read: read register specified by last -n argument, or all registers\n");
printf("\t-w, --write <v>: write register specified by last -n argument with value <v>\n");
@ -37,6 +38,7 @@ static void usage() {
}
static struct option long_options[] = {
{ "config", no_argument, 0, 'c' },
{ "register", required_argument, 0, 'n' },
{ "write", required_argument, 0, 'w' },
{ "read", no_argument, 0, 'r' },
@ -99,6 +101,56 @@ int write_register(
#define REGISTER_INVALID 32767
int dump_multisynth_config(hackrf_device* device, const uint_fast8_t ms_number) {
uint16_t parameters[8];
uint_fast8_t reg_base = 42 + (ms_number * 8);
for(uint_fast8_t i=0; i<8; i++) {
uint_fast8_t reg_number = reg_base + i;
int result = hackrf_si5351c_read(device, reg_number, &parameters[i]);
if( result != HACKRF_SUCCESS ) {
return result;
}
}
const uint32_t p1 =
(parameters[2] & 0x03 << 16)
| (parameters[3] << 8)
| parameters[4]
;
const uint32_t p2 =
(parameters[5] & 0x0F << 16)
| (parameters[6] << 8)
| parameters[7]
;
const uint32_t p3 =
(parameters[5] & 0xF0 << 12)
| (parameters[0] << 8)
| parameters[1]
;
const uint32_t r_div =
(parameters[2] >> 4) & 0x7
;
printf("MS%d:", ms_number);
printf("\tp1 = %u\n", p1);
printf("\tp2 = %u\n", p2);
printf("\tp3 = %u\n", p3);
printf("\toutput divider = %u\n", 1 << r_div);
return HACKRF_SUCCESS;
}
int dump_configuration(hackrf_device* device) {
for(uint_fast8_t ms_number=0; ms_number<8; ms_number++) {
int result = dump_multisynth_config(device, ms_number);
if( result != HACKRF_SUCCESS ) {
return result;
}
}
return HACKRF_SUCCESS;
}
int main(int argc, char** argv) {
int opt;
uint16_t register_number = REGISTER_INVALID;
@ -118,7 +170,7 @@ int main(int argc, char** argv) {
}
int option_index = 0;
while( (opt = getopt_long(argc, argv, "n:rw:", long_options, &option_index)) != EOF ) {
while( (opt = getopt_long(argc, argv, "cn:rw:", long_options, &option_index)) != EOF ) {
switch( opt ) {
case 'n':
result = parse_int(optarg, &register_number);
@ -139,6 +191,10 @@ int main(int argc, char** argv) {
}
break;
case 'c':
dump_configuration(device);
break;
default:
usage();
}