annotate touch.h @ 85:18b154c447bb

Add note about 1-wire wiring
author Daniel O'Connor <darius@dons.net.au>
date Thu, 12 Mar 2015 23:22:11 +1030
parents 58d76cf522ff
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1 /* Touch controller (TSC2046N) defines */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2 /* Mode/channel select defines */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
3 #define TP_READ_SEL(chan, mode, ref, pd) (0x80 | (((chan) & 0x07) << 4) | (((mode) & 0x01) << 3) | (((ref) & 0x01) << 2) | ((pd) & 0x03))
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
5 /* Channel select */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
6 #define TP_CHAN_TEMP0 0
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
7 #define TP_CHAN_Y 1
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
8 #define TP_CHAN_VBAT 2
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
9 #define TP_CHAN_Z1 3
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
10 #define TP_CHAN_Z2 4
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
11 #define TP_CHAN_X 5
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
12 #define TP_CHAN_AUX 6
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
13 #define TP_CHAN_TEMP1 7
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
14
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
15 /* Mode select */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
16 #define TP_MODE_12 0
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
17 #define TP_MODE_8 1
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
18
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
19 /* Reference type */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
20 #define TP_REF_DIFF 0
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
21 #define TP_REF_SER 1
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
22
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
23 /* Power down mode */
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
24 #define TP_PD_AUTO 0
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
25 #define TP_PD_REF_OFF 1
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
26 #define TP_PD_REF_ON 2
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
27 #define TP_PD_ON 3
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
28
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
29 uint16_t tp_read(uint8_t type);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
30 void tp_getcoords(uint16_t *x, uint16_t *y, uint16_t *z1, uint16_t *z2, float *t, float *t2);
58d76cf522ff Split out code into separate files.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
31