I/O assignment
Primary
UFBGA
key
169 DSI
32
A6
33
A5
34
B5
35
C5
36
D5
37
C4
38
D4
39
N9
40
H7
41
N12
42
N13
43
M12
44
L10
45
J2
46
J3
47
J4
48
K1
49
K4
50
F11
51
G11
52
F9
53
G13
54
D9
55
E9
56
F8
57
E1
58
F1
59
G1
OSC32_OUT
60
B8
61
C8
62
D8
63
E8
64
C7
64/72
Table 41. STM32L4R9I-EVAL I/O assignment (continued)
Pin name
Pinout assignment
PB3
JTDO/TRACESWO
PB4
NJTRST || COMP2_INP
PB5
SAI1_SD_B || COMP2_OUT
PB6
TSC_G2_IO3 || USART1_TX
PB7
PB8
SAI1_MCLK_A || CAN1_RX
PB9
SAI1_FS_A || CAN1_TX
PB10
PB11
PB12
LPUART1_RTS_DE
PB13
PB14
PMOD_RST/DSI_BL_CTRL
PB15
PC0
DFSDM1_DATIN4
PC1
PC2
PC3
PC4
PC6
PC7
PC8
PC9
uSD1_D1 || TRACED0
PC10
uSD1_D2 || TRACED1
PC11
PC12
PC13
PC14-
OSC32_IN
PC15-
PD0
PD1
PD2
PD3
PD4
TSC_G2_IO4
UART3_TX
UART3_RX
LPUART1_CTS
LED1
SAI1_SD_A
LCD_INT
OCTOSPIP1_IO6
OCTOSPIP1_IO7
TSC_G4_IO1
TSC_G4_IO2
uSD1_D0
uSD1_D3
uSD1_CK
TAMP1/WKUP2
OSC32_IN
OSC32_OUT
FMC_D2
FMC_D3
uSD1_CMD
-
FMC_NOE
UM2248 Rev 4
RGB LCD with
Motor-control
FMC mode
connector
-
-
-
-
Encoder A
-
Encoder B
-
Encoder Index
-
-
-
-
-
-
PFC sync
-
PFC PWM
-
PhaseA Current+
-
PhaseB Current+
-
PhaseC Current+
-
PFC Vac
-
Bus Voltage
-
MC_PWM_1H
-
MC_PWM_2H
-
MC_PWM_3H
-
-
-
-
-
-
-
LCD_B4
LCD_B5
-
LCD_CLK
LCD_NOE
UM2248
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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