MCBSTM32EXL Keil, MCBSTM32EXL Datasheet - Page 149

• Manufacturer Part Number: MCBSTM32EXL
• Description: BOARD EVALUATION FOR STM32F103ZE
• Manufacturer: Keil

Specifications of MCBSTM32EXL

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RM0008
8.2.2
23:22, 19:18, 15:14,
21:20, 17:16, 13:12,
8.2.3
IDR15
31
CNF15[1:0]
rw
15
CNF11[1:0]
rw
31
15
Bits 31:30, 27:26,
Bits 29:28, 25:24,
r
11:10, 7:6, 3:2
IDR14
9:8, 5:4, 1:0
30
14
30
14
rw
rw
r
Bits 31:16
Bits 15:0 IDRy[15:0]: Port input data (y= 0 .. 15)
Port configuration register high (GPIOx_CRH) (x=A..G)
Address offset: 0x04
Reset value: 0x4444 4444
Port input data register (GPIOx_IDR) (x=A..G)
Address offset: 0x08h
Reset value: 0x0000 XXXX
IDR13
MODE15[1:0]
MODE11[1:0]
29
13
29
13
rw
rw
r
CNFy[1:0]: Port x configuration bits (y= 8 .. 15)
MODEy[1:0]: Port x mode bits (y= 8 .. 15)
IDR12
28
12
28
12
rw
rw
These bits are written by software to configure the corresponding I/O port.
Refer to
In input mode (MODE[1:0]=00):
00: Analog input mode
01: Floating input (reset state)
10: Input with pull-up / pull-down
11: Reserved
In output mode (MODE[1:0]
00: General purpose output push-pull
01: General purpose output Open-drain
10: Alternate function output Push-pull
11: Alternate function output Open-drain
These bits are written by software to configure the corresponding I/O port.
Refer to
00: Input mode (reset state)
01: Output mode, max speed 10 MHz.
10: Output mode, max speed 2 MHz.
11: Output mode, max speed 50 MHz.
Reserved, always read as 0.
These bits are read only and can be accessed in Word mode only. They contain the input
value of the corresponding I/O port.
r
IDR11
27
CNF14[1:0]
rw
11
CNF10[1:0]
rw
27
11
r
Table 17: Port bit configuration table on page
Table 17: Port bit configuration table on page
IDR10
26
rw
10
rw
26
10
r
General-purpose and alternate-function I/Os (GPIOs and AFIOs)
IDR9
MODE14[1:0]
MODE10[1:0]
25
25
rw
rw
9
9
r
Doc ID 13902 Rev 9
IDR8
24
rw
rw
24
8
8
r
>
Reserved
00):
IDR7
23
rw
rw
23
CNF13[1:0]
7
7
CNF9[1:0]
r
IDR6
22
rw
rw
22
6
6
r
IDR5
MODE13[1:0]
MODE9[1:0]
21
21
rw
rw
5
5
r
140.
140.
IDR4
20
20
rw
rw
4
4
r
IDR3
19
rw
rw
19
CNF12[1:0]
3
3
CNF8[1:0]
r
IDR2
18
rw
rw
18
2
2
r
IDR1
MODE12[1:0]
MODE8[1:0]
17
rw
rw
17
1
1
r
149/995
IDR0
16
rw
rw
16
0
0
r