TMPM4K Group(1)
Product Inromation
2018-09-18
41 / 89
Rev. 2.1
Direct Memory Access Controller
2.3.1. Built-in unit
Following table shows the built-in unit of each product.
Table 2.7 DMAC built-in unit
Product Name
DMAC unit
(
: Available, - : N/A )
Unit A
M4K4
M4K2
M4K1
M4K0
2.3.2. DMA Request Table
Following table shows the DMA request List.
The channel which has a register name in the trigger selector column of a table should choose the request used by
a trigger selector.
"-" in the table does not have an applicable function.
Table 2.8 DMA Request Table (1/4)
ch No
Single transfer
Burst transfer
Signal name
Trigger
selector
Signal name
0
TSPI ch0 reception
TSPI0RX_DMA
-
TSPI ch0 reception
TSPI0RX_DMA
1
TSPI ch0 transmission
TSPI0TX_DMA
-
TSPI ch0 transmission
TSPI0TX_DMA
2
TSPI ch1 reception
TSPI1RX_DMA
-
TSPI ch1 reception
TSPI1RX_DMA
3
TSPI ch1 transmission
TSPI1TX_DMA
-
TSPI ch1 transmission
TSPI1TX_DMA
4
TSPI ch2 reception
TSPI2RX_DMA
-
TSPI ch2 reception
TSPI2RX_DMA
5
TSPI ch2 transmission
TSPI2TX_DMA
-
TSPI ch2 transmission
TSPI2TX_DMA
6
TSPI ch3 reception
TSPI3RX_DMA
-
TSPI ch3 reception
TSPI3RX_DMA
7
TSPI ch3 transmission
TSPI3TX_DMA
-
TSPI ch3 transmission
TSPI3TX_DMA
8
UART ch0 reception
UART0RX_DMAREQ
-
UART ch0 reception
UART0RX_DMAREQ
9
UART ch0 transmission UART0TX_DMAREQ
-
UART ch0 transmission UART0TX_DMAREQ
10
UART ch1 reception
UART1RX_DMAREQ
-
UART ch1 reception
UART1RX_DMAREQ
11
UART ch1 transmission UART1TX_DMAREQ
-
UART ch1 transmission UART1TX_DMAREQ
12
UART ch2 reception
UART2RX_DMAREQ
-
UART ch2 reception
UART2RX_DMAREQ
13
UART ch2 transmission UART2TX_DMAREQ
-
UART ch2 transmission UART2TX_DMAREQ
14
UART ch3 reception
UART3RX_DMAREQ
-
UART ch3 reception
UART3RX_DMAREQ
15
UART ch3 transmission UART3TX_DMAREQ
-
UART ch3 transmission UART3TX_DMAREQ
16
-
-
I
2
C ch0 reception
I2C0RXDMAREQ
Note:
The ch18 to 31 is set by trigger source of DMA request. For the detail of connection, refer to the "2.2
Trigger Selector".