DMA2275 MICRONAS [Micronas], DMA2275 Datasheet - Page 29

• Manufacturer Part Number: DMA2275
• Description: DMA 2275, DMA 2286 C/D/D2-MAC Descrambler
• Manufacturer: MICRONAS [Micronas]

8.4.9. Scratch Buffer
8.5. FP Memory Map
Name
scratch_buf
Name
frame_count
line_count
chroma_offset
luma_offset
pan_fifo
packet_count
buf1_status
buf2_status
buf3_status
buf4_status
buf5_status
buf6_status
buf7_status
buf8_status
Address
e000
Address
019
020
033
034
036
037
038
039
040
041
042
091
248
249
250
251
252
253
254
255
Function
1024*8 bit
Function
12 bit
12 bit
12 bit
12 bit
8 bit
8 bit
8 bit
8 bit
8 bit
8 bit
8 bit
12 bit
12 bit
12 bit
12 bit
12 bit
12 bit
12 bit
12 bit
12 bit
bit 4–0: buffer pointer
bit 5:
bit 6:
bit 7:
bit 8:
bit 11–9: not used
fcnt flywheel
line counter
2’s complement
2’s complement
2’s complement
2’s complement
2’s complement
2’s complement
2’s complement
2’s complement
2’s complement
packet counter
buffer appl.
buffer inc.
buffer enable
link status
DMA 2275, DMA 2286
(fifo output)
(fifo input)
(0 = standard/1 = ring)
(0 = 96 byte/1 = 48 byte)
(0 = close/1 = open)
(1 = active)
29