/////////////////////////////////////////////////////////////////////////////
//! This hook is called after the shift register chain has been scanned
/////////////////////////////////////////////////////////////////////////////
void APP_SRIO_ServiceFinish(void)
{
u8 skip_scs = 0;
#if MBNG_PATCH_NUM_DIO > 0
{
u8 sr;
skip_scs = mbng_patch_dio_cfg[0].mode != MBNG_PATCH_DIO_CFG_MODE_Off && (sr=mbng_patch_dio_cfg[0].emu_sr) > 0 && sr <= MIOS32_SRIO_NUM_SR;
}
#endif
if( !skip_scs ) {
// pass current pin state of J10
// only available for LPC17xx, all others (like STM32) default to SRIO
SCS_AllPinsSet(0xff00 | MIOS32_BOARD_J10_Get());
// update encoders/buttons of SCS
SCS_EncButtonUpdate_Tick();
}
// Matrix handler
MBNG_MATRIX_GetRow();
// keyboard handler
KEYBOARD_SRIO_ServiceFinish();
#if MIOS32_DONT_SERVICE_SRIO_SCAN
// update encoder states
MIOS32_ENC_UpdateStates();
// standard SRIO scan has been disabled in programming_models/traditional/main.c via MIOS32_DONT_SERVICE_SRIO_SCAN in mios32_config.h
// start the scan here - and retrigger it whenever it's finished
APP_SRIO_ServicePrepare();
MIOS32_SRIO_ScanStart(APP_SRIO_ServiceFinish);
#endif
}
////////////////////////////////////////////////////////////////////////////////////////////////
//! This function gets the button values of the selected row.
//! It should be called from the APP_SRIO_ServiceFinish() hook
//! \return < 0 on errors
/////////////////////////////////////////////////////////////////////////////
s32 BLM_CHEAPO_GetRow(void)
{
#if 0
// determine the scanned row (selected_row driver has already been incremented, decrement it again)
u8 row = (selected_row-1) & 0x7;
#else
// no shift registers, value immediately available
u8 row = selected_row;
#endif
// decrememt debounce counter if > 0
if( button_debounce_ctr )
--button_debounce_ctr;
u8 sr_value = MIOS32_BOARD_J10_Get();
// determine pin changes
u8 changed = sr_value ^ button_row[row];
// ignore as long as debounce counter running
if( !button_debounce_ctr ) {
// add them to existing notifications
button_row_changed[row] |= changed;
// store new value
button_row[row] = sr_value;
// reload debounce counter if any pin has changed
if( changed )
button_debounce_ctr = button_debounce_reload;
}
return 0; // no error
}
/////////////////////////////////////////////////////////////////////////////
//! Returns the 8bit value of a DIO port
/////////////////////////////////////////////////////////////////////////////
u8 MBNG_DIO_PortGet(u8 port)
{
#if MBNG_PATCH_NUM_DIO == 0
return -1; // not supported
#else
switch( port ) {
case 0: {
#if defined(MIOS32_FAMILY_STM32F4xx)
return MIOS32_BOARD_J10A_Get();
#elif defined(MIOS32_FAMILY_LPC17xx)
return MIOS32_BOARD_J10_Get();
#else
# error "Please adapt J10 port assignments here"
#endif
} break;
case 1: {
#if defined(MIOS32_FAMILY_STM32F4xx)
return MIOS32_BOARD_J10B_Get();
#elif defined(MIOS32_FAMILY_LPC17xx)
return MIOS32_BOARD_J28_Get();
#else
# error "Please adapt J10 port assignments here"
#endif
} break;
#if MBNG_PATCH_NUM_DIO > 2
# error "Add pin get function here"
#endif
}
return 0xff; // invalid port
#endif
}
/////////////////////////////////////////////////////////////////////////////
// This hook is called before the shift register chain is scanned
/////////////////////////////////////////////////////////////////////////////
void APP_SRIO_ServicePrepare(void)
{
#ifdef MIOS32_FAMILY_LPC17xx
// pass current pin state of J10
// only available for LPC17xx, all others (like STM32) default to SRIO
SCS_AllPinsSet(0xff00 | MIOS32_BOARD_J10_Get());
#endif
// update encoders/buttons of SCS
SCS_EncButtonUpdate_Tick();
}
