Datasheet

8−16
SLLS535E − April 2008TUSB6250
Endpoint # OUT
Bit Value 1 1 1 1 0 0 0 0 0 E2 E1 E0 1 0 0 0
Bit Number A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
Figure 8−3. OUT-Endpoint Index Generation
Table 8−5. EDB Entries in MMR (n = 1 to 4)
OFFSET
(see Note 2)
ENTRY NAME DESCRIPTION
07 EPBCNHY_n I/O endpoint_n: Y byte-count (HB) register
06 EPBCNLY_n I/O endpoint_n: Y byte-count (LB) register
05 EPBBADRY_n I/O endpoint_n: Y-buffer base address register (see Note 1)
04 EPSIZXY_n I/O endpoint_n: X/Y-buffer size register
03 EPBCNHX_n I/O endpoint_n: X byte-count (HB) register
02 EPBCNLX_n I/O endpoint_n: X byte-count (LB) register
01 EPBBADRX_n I/O endpoint_n: X-buffer base address register (see Note 1)
00 EPCNFG_n I/O endpoint_n: configuration register
NOTES: 1. The entry contains the A[11:4] portion of a 16-bit address. See Figure 8−4.
2. Offset number is based on the A[2:0] value.
Inserted by Hardware Base Address in EDB Inserted by Hardware
Bit Value 1 1 1 0 A11 A10 A9 A8 A7 A6 A5 A4 0 0 0 0
Bit Number 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Figure 8−4. 16-Bit EDB Data Buffer Address Generation From the Value of the Buffer Base Address