NetduinoPlus2 Netduino, NetduinoPlus2 Datasheet - Page 111

• Manufacturer Part Number: NetduinoPlus2
• Description: Development Boards & Kits - ARM NETDUINO PLUS 2
• Manufacturer: Netduino

Specifications of NetduinoPlus2

• Rohs: yes
• Product: Development Boards
• Tool Is For Evaluation Of: STM32F405RG
• Core: ARM Cortex M4
• Interface Type: I2C, SPI, UART, USB
• Operating Supply Voltage: 7.5 v to 9 V
• Data Bus Width: 32 bit
• Description/function: Arduino form factor
• Dimensions: 2.8 in x 2.1 in
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C

STM32F405xx, STM32F407xx
5.3.19
Table 51.
1. TIMx is used as a general term to refer to the TIM1, TIM8, TIM9, TIM10, and TIM11 timers.
Communications interfaces
I
Unless otherwise specified, the parameters given in
performed under the ambient temperature, f
conditions summarized in
The STM32F405xx and STM32F407xx I
standard I
SCL are mapped to are not “true” open-drain. When configured as open-drain, the PMOS
connected between the I/O pin and V
The I
characteristics
and SCL) .
2
t
MAX_COUNT
C interface characteristics
t
COUNTER
Symbol
t
Res
res(TIM)
f
2
EXT
C characteristics are described in
TIM
2
C communication protocol with the following restrictions: the I/O pins SDA and
Characteristics of TIMx connected to the APB2 domain
Timer resolution time
Timer external clock
frequency on CH1 to CH4
Timer resolution
16-bit counter clock
period when internal clock
is selected
Maximum possible count
for more details on the input/output alternate function characteristics (SDA
Parameter
Table
Doc ID 022152 Rev 3
13.
DD
AHB/APB2
prescaler distinct
from 1, f
168 MHz
AHB/APB2
prescaler = 1,
f
APB2 = 84 MHz
f
TIMxCLK
TIMxCLK
2
Table
is disabled, but is still present.
C interface meets the requirements of the
Conditions
PCLK1
TIMxCLK
= 84 MHz
52. Refer also to
= 168 MHz
frequency and V
Table 52
=
5.95
11.9
Min
1
1
0
0
1
-
-
are derived from tests
Section 5.3.16: I/O port
Electrical characteristics
DD
f
TIMxCLK
supply voltage
65536
32768
(1)
Max
84
16
-
-
-
-
/2
t
t
t
t
TIMxCLK
TIMxCLK
TIMxCLK
TIMxCLK
111/180
MHz
MHz
Unit
ns
ns
bit