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I2S: Enable TX_WS output pin's input buffer.

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This permits receipt of TX_WS as RX_WS for the receive side of the I2S peripheral, and was why I got no RX samples when testing microphone input.
This commit is contained in:
Jared Boone 2017-05-22 14:20:49 -07:00
parent f88e27bd3f
commit 556085b3e3
1 changed files with 1 additions and 1 deletions
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2
firmware/common/pins.hpp
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@ -79,7 +79,7 @@ constexpr Pin pins[] = {
[P2_12] = { 2, 12, { .mode=0, .pd=0, .pu=0, .fast=0, .input=0, .ifilt=1 } }, /* !RX_AMP_PWR/P52: 10K PU, Q1.G(I), power to U13 (RX amp) */
[P2_13] = { 2, 13, { .mode=0, .pd=0, .pu=1, .fast=0, .input=1, .ifilt=1 } }, /* P2_13: PortaPack P2_13/DIR */
[P3_0] = { 3, 0, { .mode=2, .pd=0, .pu=1, .fast=0, .input=0, .ifilt=1 } }, /* I2S0_TX_SCK: PortaPack I2S0_TX_SCK(I) */
[P3_1] = { 3, 1, { .mode=0, .pd=0, .pu=1, .fast=0, .input=0, .ifilt=1 } }, /* I2S0_RX_WS: PortaPack I2S0_TX_WS(I) */
[P3_1] = { 3, 1, { .mode=0, .pd=0, .pu=1, .fast=0, .input=1, .ifilt=1 } }, /* I2S0_RX_WS: PortaPack I2S0_TX_WS(I). Input enabled to fold back into RX. */
[P3_2] = { 3, 2, { .mode=0, .pd=0, .pu=1, .fast=0, .input=0, .ifilt=1 } }, /* I2S0_RX_SDA: PortaPack I2S0_TX_SDA(I) */
//[P3_3] = { 3, 3, { .mode=3, .pd=1, .pu=0, .fast=1, .input=1, .ifilt=0 } }, /* SPIFI_SCK: W25Q80BV.CLK(I), enable input buffer for timing feedback */
//[P3_4] = { 3, 4, { .mode=3, .pd=0, .pu=1, .fast=1, .input=1, .ifilt=0 } }, /* SPIFI_SIO3/P82: W25Q80BV.HOLD(IO) */