Rainbow Electronics MAX3301E - Manual (Page 18)

MAX3301E
USB On-the-Go Transceiver and Charge Pump
18 ______________________________________________________________________________________
CONTROL PIN/BIT INPUTS OUTPUTS
MODE
SUS
(NOTE 7)
GP_EN OE/INT DAT_SE0 BI_DI D+ D- DAT_VP SE0 _ VM RCV VP VM
0 0 1 1 1 0 0
Last value
of DAT_VP
1
Last value
of RCV
0 0 1 1 1 1 0 1 0 1
0 0 1 1 1 0 1 0 0 0
0 0 1 1 1 1 1 Undefined 0 Undefined
1 0 1 1 1 0 0 0 1 0
1 0 1 1 1 1 0 1 0 0
1 0 1 1 1 0 1 0 0 0
Functional
DAT_SE0
1 0 1 1 1 1 1 1 0 0
0 0 1 0 1 0 0 0 0
Last value
of RCV
0 0 1 0 1 1 0 1 0 1
0 0 1 0 1 0 1 0 1 0
0 0 1 0 1 1 1 1 1 Undefined
1 0 1 0 1 0 0 0 0 0
1 0 1 0 1 1 0 1 0 0
1 0 1 0 1 0 1 0 1 0
Functional
VP_VM
1 0 1 0 1 1 1 1 1 0
General-
purpose buffer
X 1 X X X See Table 2 0
Transmitting
(see Table 3)
X X 0 X X — 0
Unidirectional
(transmitter
only)
X X X X 0 — 0
Echo
D+
Echo
D-
Table 4. Receive Mode
Note 7: Enter suspend mode by driving SUS high or by writing a 1 to suspend (bit 1 in control register 1), depending on the status of
spd_susp_ctl in special-function register 1.
X = Don’t care.