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figured out the offending bit in register 21

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This commit is contained in:
Michael Ossmann
2012-06-11 23:18:07 -06:00
parent 1c1ec7ae7b
commit 287e64a9c0
1 changed files with 7 additions and 4 deletions
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11
firmware/common/max2837.c
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@ -45,7 +45,12 @@ static uint16_t max2837_regs_default[MAX2837_NUM_REGS] = {
0x155, /* 18 */ 0x155, /* 18 */
0x153, /* 19 */ 0x153, /* 19 */
0x241, /* 20 */ 0x241, /* 20 */
0x02c, /* 21 */ /*
* Charge Pump Common Mode Enable bit (0) of register 21 must be set or TX
* does not work. Page 1 of the SPI doc says not to set it (0x02c), but
* page 21 says it should be set by default (0x02d).
*/
0x02d, /* 21 */
0x1a9, /* 22 */ 0x1a9, /* 22 */
0x24f, /* 23 */ 0x24f, /* 23 */
0x180, /* 24 */ 0x180, /* 24 */
@ -67,9 +72,7 @@ void max2837_init(void)
{ {
LOG("# max2837_init\n"); LOG("# max2837_init\n");
memcpy(max2837_regs, max2837_regs_default, sizeof(max2837_regs)); memcpy(max2837_regs, max2837_regs_default, sizeof(max2837_regs));
//max2837_regs_dirty = 0xffffffff; max2837_regs_dirty = 0xffffffff;
//FIXME: not sure why, but one register breaks simpletx:
max2837_regs_dirty = 0xffdfffff;
/* Write default register values to chip. */ /* Write default register values to chip. */
max2837_regs_commit(); max2837_regs_commit();