Bouffalo Lab BL702 - Page 327

BL702/704/706 Reference Manual
18.4.11 ep2_config
Address：0x4000d844
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RSVD E2RS E2R E2N E2S
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
E2T E2D E2S
Bits
Name Type Reset Description
31:20 RSVD
19 E2RS R 1’b0 Endpoint ready status bit. Asserted with ep_rdy, and de-
asserted when ACK is sent/received.
18 E2R W1C 1’b0 Endpoint ready. When Endpoint NACK is enabled, assert-
ing this bit will allow one packet to be transferred
17 E2N R/W 1’b1 Endpoint NACK response enable, should not be enabled
with STALL at the same time
must be 1
16 E2S R/W 1’b0 Endpoint STALL response enable, should not be enabled
with NACK at the same time
Set 1 when endpoint needs to be suspend (respond STALL)
15:13 E2T R/W 3’b100 Endpoint type
3’b101: CTRL
3’b010: ISO
3’b100: BULK
3’b000: INT
Others: Reserved
12:11 E2D R/W 2’b01 Endpoint direction
2’b00: Disabled
2’b01: IN
2’b10: OUT
2’b11: Reserved
10:0 E2S R/W 11’d64 Endpoint max packet size
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