Datasheet

Interrupt Registers (14h, 15h, 16h)
There are three interrupt registers. Interrupt mask regis-
ter is a read/write register used to enable interrupts and
read status of interrupts. Interrupt edge register is a
read/write register for setting and determining inter-
rupts for positive and negative edges. Interrupt latch
register is a read only register to check and validate
interrupt requests. Table 8 shows the interrupt mask,
MAX3353E
USB On-the-Go Charge Pump with Switchable
Pullup/Pulldown Resistors
______________________________________________________________________________________ 13
Table 1. MAX3353E Address Map
ADDRESS BITS
ADD PIN
A
6
A
5
A
4
A
3
A
2
A
1
A
0
Float or
GND
0101100
V
L
0101101
Table 2. Register Address Map
NAME ADD BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
Manufacturer
Register 0
00h01101010
Manufacturer
Register 1
01h00001011
Manufacturer
Register 2
02h01010011
Manufacturer
Register 3
03h00110011
Product ID
Register 0
04h01001000
Product ID
Register 1
05h01011010
Product ID
Register 2
06h01000010
Product ID
Register 3
07h00000001
Reserved 08h-0Fh — — ——————
Control
Register 1
10h
DM_
PULLDWN
DP_
PULLDWN
DM_
PULLUP
DP_
PULLUP
—
BDISC_
ACONN
IRQ_MODE —
Control
Register 2
11h — — —
V
BUS_
DISCHG
V
BUS_DRV
V
BUS_CHG2
V
BUS_CHG1
SDWN
Reserved 12h — — ——————
Status
Register
13h — B_HNP A_HNP ID_FLOAT ID_GND
SESSION_
END
SESSION_
VALID
V
BUS_VALID
Inter r up t M ask 14h — — A_HNP_EN
ID_
FLOAT_EN
ID_
GND_EN
SESSION_
END_EN
SESSION_
VALID_EN
V
BUS_
VALID_EN
Inter r up t E d g e15h——————
SESSION_
VALID_ED
V
BUS_
VALID_ED
Interrupt
Latch
16h A_HNP_RQ
ID_
FLOAT_RQ
ID_
GND_RQ
SESSION_
END_RQ
SESSION_
VALID_RN
V
BUS_
VALID_RN
SESSION_
VALID_RP
V
BUS_
VALID_RP
Reserved 17h -Ffh — — ——————