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Update LED PWM and test LED states of UHK modules in an async manner.

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This commit is contained in:
László Monda
2017-03-18 15:12:31 +01:00
parent 14a856f8a6
commit 4a5e5019aa
5 changed files with 70 additions and 8 deletions
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33
right/src/bridge_slaves/bridge_slave_uhk_module.c
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@@ -1,9 +1,40 @@
#include "i2c_addresses.h"
#include "i2c.h"
#include "bridge_slave_uhk_module.h"
#include "bridge_protocol.h"
#include "main.h"
uhk_module_field_t currentUhkModuleField = UhkModuleField_SendKeystatesRequestCommand;
uhk_module_state_t uhkModuleExternalStates[UHK_MODULE_MAX_COUNT];
uint8_t txBuffer[2];
bool BridgeSlaveUhkModuleHandler(uint8_t uhkModuleId) {
I2cAsyncRead(I2C_ADDRESS_LEFT_KEYBOARD_HALF, CurrentKeyStates[SLOT_ID_LEFT_KEYBOARD_HALF], LEFT_KEYBOARD_HALF_KEY_COUNT);
uhk_module_state_t *uhkModuleInternalState = UhkModuleStates + uhkModuleId;
uhk_module_state_t *uhkModuleExternalState = uhkModuleExternalStates + uhkModuleId;
switch (currentUhkModuleField) {
case UhkModuleField_SendKeystatesRequestCommand:
txBuffer[0] = BridgeCommand_GetKeyStates;
I2cAsyncWrite(I2C_ADDRESS_LEFT_KEYBOARD_HALF, txBuffer, 1);
currentUhkModuleField = UhkModuleField_ReceiveKeystates;
break;
case UhkModuleField_ReceiveKeystates:
I2cAsyncRead(I2C_ADDRESS_LEFT_KEYBOARD_HALF, CurrentKeyStates[SLOT_ID_LEFT_KEYBOARD_HALF], LEFT_KEYBOARD_HALF_KEY_COUNT);
currentUhkModuleField = UhkModuleField_SendPwmBrightnessCommand;
break;
case UhkModuleField_SendPwmBrightnessCommand:
txBuffer[0] = BridgeCommand_SetLedPwmBrightness;
txBuffer[1] = uhkModuleExternalState->ledPwmBrightness;
I2cAsyncWrite(I2C_ADDRESS_LEFT_KEYBOARD_HALF, txBuffer, 2);
currentUhkModuleField = UhkModuleField_SendTestLedCommand;
break;
case UhkModuleField_SendTestLedCommand:
txBuffer[0] = BridgeCommand_SetTestLed;
txBuffer[1] = uhkModuleExternalState->isTestLedOn;
I2cAsyncWrite(I2C_ADDRESS_LEFT_KEYBOARD_HALF, txBuffer, 2);
currentUhkModuleField = UhkModuleField_SendKeystatesRequestCommand;
break;
}
return true;
}

22
right/src/bridge_slaves/bridge_slave_uhk_module.h
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@@ -5,6 +5,28 @@
#include "fsl_common.h"
// Macros:
#define UHK_MODULE_MAX_COUNT 1
// Typedefs:
typedef enum {
UhkModuleField_SendKeystatesRequestCommand,
UhkModuleField_ReceiveKeystates,
UhkModuleField_SendPwmBrightnessCommand,
UhkModuleField_SendTestLedCommand,
} uhk_module_field_t;
typedef struct {
uint8_t ledPwmBrightness;
bool isTestLedOn;
} uhk_module_state_t;
// Variables:
uhk_module_state_t UhkModuleStates[UHK_MODULE_MAX_COUNT];
// Functions:
extern bool BridgeSlaveUhkModuleHandler(uint8_t uhkModuleId);