SN32F280 Series
32-Bit Cortex-M0 Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 162
Version 1.1
27:0
HTCNT[27:0]
Number of data to DMA RX half count transfer (0 up 0xFFFFFFF)
This register can only be written when the DMA is disabled. Once
the DMA is enabled, this register is read-only, indicating the
remaining bytes to be transmitted.
Once the half transfer is completed(CURCNT=HTCNT), and trigger
DMATC interrupt.
R/W
0xFFFFFFF
13.6.13 SPI n DMA Current Transfer Data Counter register (SPIn_CURCNT) (n=0)
Address Offset: 0x30
Bit
Name
Description
Attribute
Reset
31:28
Reserved
R
0
27:0
CURCNT[27:0]
This field indicates DMA current transfer data counter pointer.
Count from 0 to DMACNT.
R
0