The resolution is up to 720p60 (1280 × 720).
Input signals are 24 bits digital RGB (LTDC) for the video and I2S2 for the audio. Refer to the STM32MP157x
datasheet for details.
The control signals are I2C1, one interruption, and a dedicated reset.
The Consumer Electronic Control (CEC) is also available through the HDMI
®
transmitter (transmitter bypassed).
7.12.2
HDMI
®
I/O interface
describes the I/O configuration for the HDMI
®
interface.
Table 15.
I/O configuration for the HDMI
®
interface
I/O
Configuration
PB6
PB6 is connected to HDMI_CEC.
PD9
PD9 is connected to LTDC_B0.
PG12
PG12 is connected to LTDC_B1.
PG10
PG10 is connected to LTDC_B2.
PD10
PD10 is connected to LTDC_B3.
PI4
PI4 is connected to LTDC_B4.
PA3
PA3 is connected to LTDC_B5.
PB8
PB8 is connected to LTDC_B6.
PD8
PD8 is connected to LTDC_B7.
PE5
PE5 is connected to LTDC_G0.
PE6
PE6 is connected to LTDC_G1.
PH13
PH13 is connected to LTDC_G2.
PH14
PH14 is connected to LTDC_G3.
PH15
PH15 is connected to LTDC_G4.
PI0
PI0 is connected to LTDC_G5.
PI1
PI1 is connected to LTDC_G6.
PI2
PI2 is connected to LTDC_G7.
PH2
PH2 is connected to LTDC_R0.
PH3
PH3 is connected to LTDC_R1.
PH8
PH8 is connected to LTDC_R2.
PH9
PH9 is connected to LTDC_R3.
PH10
PH10 is connected to LTDC_R4.
PC0
PC0 is connected to LTDC_R5.
PH12
PH12 is connected to LTDC_R6.
PE15
PE15 is connected to LTDC_R7.
PG7
PG7 is connected to LTDC_CLK.
PF10
PF10 is connected to LTDC_DE.
PI10
PI10 is connected to LTDC_HSYNC.
PI9
PI9 is connected to LTDC_VSYNC.
PA9
PA9 is connected to I2S2_CK.
PB9
PB9 is connected to I2S2_WS.
PI3
PI3 is connected to I2S2_SDO.
UM2534
HDMI®
UM2534
-
Rev 1
page 20/47