M66291GP#201 Renesas Electronics America, M66291GP#201 Datasheet - Page 97

• Manufacturer Part Number: M66291GP#201
• Description: IC USB CONTROLLER GEN-PUR 48LQFP
• Manufacturer: Renesas Electronics America

Specifications of M66291GP#201

• Package / Case: 48-LQFP
• Mounting Type: Surface Mount
• Current - Supply: 30mA
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -20°C ~ 85°C
• Interface: Serial
• Controller Type: USB 2.0 Controller
• Lead Free Status / RoHS Status: Not Compliant

M 6 6 2 9 1 G P / H P
3.5 Enumeration
R e v 1 . 0 1
Figure 3.13 shows the overview of enumeration operations.
2 0 0 4 . 1 1 . 0 1
SET _CO NFIG URAT IO N
G ET_DESCRIPT O R
G ET_DESCRIPT O R
(PC power O N etc.)
request (ADDR=0)
request (ADDR
Descriptor receive
device recognition
Descriptor receive
USBbus connect
SET_ADDRESS
procedure
Host side
USB bus reset
FullSpeed
p a g e 9 7 o f 1 2 2
request
request
Figure 3.13 Overview of Bus ⋅ Enumeration Operations
≠
0)
(DVSQ ="000")
(DVSQ ="001")
(DVSQ ="010")
(DVSQ ="011")
Powered state
Address state
Default state
Configured
state
H/W procedure
Control transfer
Control transfer
stage transition
stage transition
Vbus interrupt
interrupt
interrupt
stage transition interrupt
stage transition interrupt
(at disabled autom atic
(at disabled autom atic
transition interrupt
transition interrupt
transition interrupt
(SetConfiguration)
(USB bus reset)
Control transfer
Control transfer
(SetAddress)
Device state
Device state
Device state
response)
response)
SetAddress procedure
Configuration receive
(Set the T r_O N bits)
USB reset procedure
Initialize procedure
device notification
procedure
S/W side
Descriptor
Descriptor
FullSpeed
data set
data set