annotate rvinterf/etmsync/piradccal.c @ 431:579441d7dcd8

doc/TIFFS-Overview: long-overdue update for the current state of FC
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 04 Nov 2018 02:00:03 +0000
parents 886f65760d09
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
323
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module is linked into fc-tmsync and implements a command for
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * retrieving Pirelli's VBAT ADC calibration.
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <sys/types.h>
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdio.h>
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <string.h>
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <strings.h>
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include "localtypes.h"
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include "exitcodes.h"
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 get_pirelli_vbat_cal()
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 {
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 u_char bytes[2];
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 int a, b;
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 int rc;
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 rc = do_memory_read(0x027F06E5, bytes, 2);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 if (rc)
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 return(rc);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 a = bytes[0] | (bytes[1] << 8);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 rc = do_memory_read(0x027F06F7, bytes, 2);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 if (rc)
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 return(rc);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 b = bytes[0] | (bytes[1] << 8);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 if (b >= 32768)
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 b -= 65536;
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 printf("A=%d B=%d\n", a, b);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 return(0);
886f65760d09 fc-tmsync: added pirelli-vbat-cal command to read Pirelli's ADC calibration
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 }