User`s manual

RX62N Group, RX621 Group 4. Library Reference
Description (2/3)
[data3]
Configure the trigger and output options.
Use "|" to separate each selection. The default settings are shown in bold.
•
Pin selection
PDL_EXDMAC_PIN_A or
PDL_EXDMAC_PIN_B or
PDL_EXDMAC_PIN_C
Select the -A, -B or -C pins for signals EDREQn
and EDACKn.
•
EDACKn pin output control
PDL_EXDMAC_EDACK_DISABLE or
PDL_EXDMAC_EDACK_LOW or
PDL_EXDMAC_EDACK_HIGH
Disable EDACKn output or select
active low or
active high operation.
PDL_EXDMAC_EDACK_SYNC or
PDL_EXDMAC_EDACK_WAIT
If the EDACKn output is enabled, select negate
timing with respect to the RD and WR outputs.
•
Trigger selection
PDL_EXDMAC_TRIGGER_SW or
PDL_EXDMAC_TRIGGER_RISING or
PDL_EXDMAC_TRIGGER_FALLING or
PDL_EXDMAC_TRIGGER_LOW or
PDL_EXDMAC_TRIGGER_MTU1
Select activation by software,
a rising edge,
falling edge or
low level on the EDREQn pin or
compare match from MTU1.
[data4]
Select the completion actions.
The default settings are shown in bold. Specify PDL_NO_DATA to use the defaults.
•
Interrupt generation. These are all optional.
PDL_EXDMAC_IRQ_END
Transfer completion.
PDL_EXDMAC_IRQ_REPEAT_SIZE_END
1-repeat size or 1-block data transfer
completion.
PDL_EXDMAC_IRQ_EXT_SOURCE
Extended repeat area overflow on the source.
PDL_EXDMAC_IRQ_EXT_DESTINATION
Extended repeat area overflow on the
destination.
•
DTC trigger control
PDL_EXDMAC_DTC_TRIGGER_DISABLE or
PDL_EXDMAC_DTC_TRIGGER_ENABLE
Disable or enable activation of the DTC
when an event specified in the "Interrupt
generation" options occurs.
[data5]
The source start address.
[data6]
The destination start address.
[data7]
The number of transfers to take place.
For normal mode: valid between 0 and 65535 (0 = free running mode).
For repeat, block and cluster mode: valid between 0 and 1023 (0 = 1024 transfers).
[data8]
The repeat, block or cluster size for each transfer.
For repeat and block mode: valid between 1 and 1023 units.
For cluster mode: valid between 1 and 7 units.
Ignored in normal mode.
[data9]
The address offset value. The range is from +16,777,215 to -16,777,216.
This value is ignored if the offset function is not selected.
R20UT0084EE0112 Rev.1.12 Page 4-74
July. 16, 2014