HAL_ChibiOS: change RCIN FLOAT to PULLDOWN

this lowers the chance of noise on a RCIN pin causing incorrect protocol detection
3 years ago · 47da7f5c9b
24 changed files with 24 additions and 24 deletions
--- a/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
@ -43,7 +43,7 @@ PA2 USART2_TX USART2
				@@ -43,7 +43,7 @@ PA2 USART2_TX USART2
 PA3 USART2_RX USART2

 # UART3RX (RCInput)
-PB11 TIM2_CH4 TIM2 RCININT FLOAT LOW
+PB11 TIM2_CH4 TIM2 RCININT PULLDOWN LOW
 PA8 SBUS_INVERT_RX OUTPUT

 # UART4 (user), only TX pinned out
--- a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF4/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF4/hwdef.dat
@ -71,7 +71,7 @@ define HAL_BATT_CURR_SCALE 17.0
				@@ -71,7 +71,7 @@ define HAL_BATT_CURR_SCALE 17.0
 SERIAL_ORDER OTG1 USART6 USART1 UART4 UART5 USART3

 # rcinput is PB11
-PB11 TIM2_CH4 TIM2 RCININT FLOAT LOW
+PB11 TIM2_CH4 TIM2 RCININT PULLDOWN LOW
 PB10 USART3_TX USART3

 # SBUS inversion control pin, active high
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-CAN/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-CAN/hwdef.dat
@ -98,7 +98,7 @@ PA2 USART2_TX USART2 NODMA
				@@ -98,7 +98,7 @@ PA2 USART2_TX USART2 NODMA
 PA3 USART2_RX USART2 NODMA ALT(1)

 # default to timer for RC input
-PA3 TIM9_CH2 TIM9 RCININT FLOAT LOW
+PA3 TIM9_CH2 TIM9 RCININT PULLDOWN LOW

 # USART3
 PC10  USART3_TX USART3
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
@ -53,7 +53,7 @@ PA0 UART4_TX UART4
				@@ -53,7 +53,7 @@ PA0 UART4_TX UART4
 PA1 UART4_RX UART4

 # default to timer for RC input
-PA3 TIM9_CH2 TIM9 RCININT FLOAT LOW
+PA3 TIM9_CH2 TIM9 RCININT PULLDOWN LOW

 # alternative using USART2
 PA2 USART2_TX USART2 NODMA
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF765-Wing/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF765-Wing/hwdef.dat
@ -116,7 +116,7 @@ PD0 UART4_RX UART4 NODMA
				@@ -116,7 +116,7 @@ PD0 UART4_RX UART4 NODMA
 PB8 UART5_RX UART5 NODMA

 # USART6 (RC input), SERIAL7
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW
 PC6 USART6_TX USART6 NODMA

 # as an alternative config setup the RX6 pin as a uart. This allows
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekH743/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekH743/hwdef.dat
@ -119,7 +119,7 @@ PB9 UART4_TX UART4
				@@ -119,7 +119,7 @@ PB9 UART4_TX UART4
 PB8 UART4_RX UART4

 # USART6 (RC input), SERIAL7
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW
 PC6 USART6_TX USART6 NODMA

 # as an alternative config setup the RX6 pin as a uart. This allows
--- a/libraries/AP_HAL_ChibiOS/hwdef/MazzyStarDrone/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MazzyStarDrone/hwdef.dat
@ -115,7 +115,7 @@ PA0 UART4_TX UART4
				@@ -115,7 +115,7 @@ PA0 UART4_TX UART4
 PA1 UART4_RX UART4

 # USART6, RX only for RCIN
-PC7 TIM8_CH2 TIM8 RCININT FLOAT LOW
+PC7 TIM8_CH2 TIM8 RCININT PULLDOWN LOW
 PC6 USART6_TX USART6 NODMA LOW

 # UART7 USED BY ESC FROM ORIGINAL DESIGN
--- a/libraries/AP_HAL_ChibiOS/hwdef/Pixracer/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/Pixracer/hwdef.dat
@ -103,7 +103,7 @@ PC3 LED_SAFETY OUTPUT
				@@ -103,7 +103,7 @@ PC3 LED_SAFETY OUTPUT
 PC4 SAFETY_IN INPUT PULLDOWN
 PC5 VDD_PERIPH_EN OUTPUT HIGH

-PC7 TIM8_CH2 TIM8 RCININT FLOAT LOW # also USART6_RX for serial RC
+PC7 TIM8_CH2 TIM8 RCININT PULLDOWN LOW # also USART6_RX for serial RC
 PC13 SBUS_INV OUTPUT LOW

 PC8 SDIO_D0 SDIO
--- a/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v51/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v51/hwdef.dat
@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
				@@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
 #PC4
 PC5  LED_GREEN OUTPUT GPIO(25)
 #PC6
- PC7  TIM8_CH2 TIM8 RCIN FLOAT LOW
+ PC7  TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC8  RELAY_1   OUTPUT LOW GPIO(33)
 PC9  RELAY_2   OUTPUT LOW GPIO(34)
 PC10 SPI3_SCK SPI3
--- a/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v52/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v52/hwdef.dat
@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
				@@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
 #PC4
 PC5  LED_GREEN OUTPUT GPIO(25)
 #PC6
- PC7  TIM8_CH2 TIM8 RCIN FLOAT LOW
+ PC7  TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC8  RELAY_1   OUTPUT LOW GPIO(33)
 PC9  RELAY_2   OUTPUT LOW GPIO(34)
 PC10 SPI3_SCK SPI3
--- a/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v54/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/VRBrain-v54/hwdef.dat
@ -75,7 +75,7 @@ STDOUT_BAUDRATE 57600
				@@ -75,7 +75,7 @@ STDOUT_BAUDRATE 57600
 #PC4
 PC5  LED_GREEN OUTPUT GPIO(25)
 #PC6
- PC7  TIM8_CH2 TIM8 RCIN FLOAT LOW
+ PC7  TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC8  RELAY_1   OUTPUT LOW GPIO(33)
 PC9  RELAY_2   OUTPUT LOW GPIO(34)
 PC10 SPI3_SCK SPI3
--- a/libraries/AP_HAL_ChibiOS/hwdef/VRCore-v10/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/VRCore-v10/hwdef.dat
@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
				@@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
 #PC4
 PC5  LED_GREEN OUTPUT GPIO(25)
 #PC6
- PC7  TIM8_CH2 TIM8 RCIN FLOAT LOW
+ PC7  TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC8  RELAY_1   OUTPUT LOW GPIO(33)
 PC9  RELAY_2   OUTPUT LOW GPIO(34)
 PC10 SPI3_SCK SPI3
--- a/libraries/AP_HAL_ChibiOS/hwdef/VRUBrain-v51/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/VRUBrain-v51/hwdef.dat
@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
				@@ -74,7 +74,7 @@ STDOUT_BAUDRATE 57600
 #PC4
 PC5  LED_GREEN OUTPUT GPIO(25)
 #PC6
- PC7  TIM8_CH2 TIM8 RCIN FLOAT LOW
+ PC7  TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC8  RELAY_1   OUTPUT LOW GPIO(33)
 PC9  RELAY_2   OUTPUT LOW GPIO(34)
 PC10 SPI3_SCK SPI3
--- a/libraries/AP_HAL_ChibiOS/hwdef/iomcu/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/iomcu/hwdef.dat
@ -77,7 +77,7 @@ PA10 USART1_RX USART1 SPEED_HIGH
				@@ -77,7 +77,7 @@ PA10 USART1_RX USART1 SPEED_HIGH
 PC13 SPEKTRUM_PWR_EN OUTPUT LOW
 define HAL_GPIO_PIN_SPEKTRUM_OUT PAL_LINE(GPIOA,10U)

-PA8 RCIN INPUT SPEED_HIGH FLOATING # RC Input PPM
+PA8 RCIN INPUT SPEED_HIGH PULLDOWN # RC Input PPM

 # analog inputs
 PA4 VSERVO ADC1
--- a/libraries/AP_HAL_ChibiOS/hwdef/luminousbee4/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/luminousbee4/hwdef.dat
@ -75,7 +75,7 @@ PB15 SPI2_MOSI SPI2
				@@ -75,7 +75,7 @@ PB15 SPI2_MOSI SPI2
 PC0 VBUS_VALID INPUT
 PC4 SAFETY_IN INPUT PULLDOWN

-PC7 TIM8_CH2 TIM8 RCIN FLOAT LOW # also USART6_RX for serial RC
+PC7 TIM8_CH2 TIM8 RCIN PULLDOWN LOW # also USART6_RX for serial RC

 PC8 SDIO_D0 SDIO
 PC9 SDIO_D1 SDIO
--- a/libraries/AP_HAL_ChibiOS/hwdef/luminousbee5/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/luminousbee5/hwdef.dat
@ -90,7 +90,7 @@ PC15 BMI088_GYRO_CS CS
				@@ -90,7 +90,7 @@ PC15 BMI088_GYRO_CS CS
 PC3 LED_SAFETY OUTPUT
 PC4 SAFETY_IN INPUT PULLDOWN
 PC5 VDD_PERIPH_EN OUTPUT HIGH
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW # also USART6_RX for serial RC
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW # also USART6_RX for serial RC

 # Now setup the pins for the microSD card, if available.
 PC8 SDMMC1_D0 SDMMC1
--- a/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroClassic/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroClassic/hwdef.dat
@ -39,7 +39,7 @@ define HAL_STORAGE_SIZE 32768
				@@ -39,7 +39,7 @@ define HAL_STORAGE_SIZE 32768
 define HAL_WITH_RAMTRON 1

 # RC Input set for Interrupt not DMA
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW 
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW 

 # also USART6_RX for serial RC

--- a/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroF7/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroF7/hwdef.dat
@ -49,7 +49,7 @@ define STORAGE_FLASH_PAGE 1
				@@ -49,7 +49,7 @@ define STORAGE_FLASH_PAGE 1
 USB_STRING_MANUFACTURER "mRo"

 # RC Input set for Interrupt not DMA also USART6_RX for serial RC
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW

 # Control of Spektrum power pin
 PE4 SPEKTRUM_PWR OUTPUT LOW GPIO(70)
--- a/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroH7/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroH7/hwdef.dat
@ -37,7 +37,7 @@ define HAL_STORAGE_SIZE 32768
				@@ -37,7 +37,7 @@ define HAL_STORAGE_SIZE 32768
 USB_STRING_MANUFACTURER "mRo"

 # RC Input set for Interrupt not DMA
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW

 # GPIO(70) # also USART6_RX for serial RC

--- a/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroOEMH7/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/mRoControlZeroOEMH7/hwdef.dat
@ -38,7 +38,7 @@ define HAL_STORAGE_SIZE 32768
				@@ -38,7 +38,7 @@ define HAL_STORAGE_SIZE 32768
 USB_STRING_MANUFACTURER "mRo"

 # RC Input set for Interrupt not DMA
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW

 # GPIO(70) # also USART6_RX for serial RC

--- a/libraries/AP_HAL_ChibiOS/hwdef/mRoPixracerPro/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/mRoPixracerPro/hwdef.dat
@ -43,7 +43,7 @@ define HAL_WITH_RAMTRON 1
				@@ -43,7 +43,7 @@ define HAL_WITH_RAMTRON 1
 USB_STRING_MANUFACTURER "mRo"

 # RC Input set for Interrupt also USART6_RX for serial RC
-PC7 TIM3_CH2 TIM3 RCININT FLOAT LOW
+PC7 TIM3_CH2 TIM3 RCININT PULLDOWN LOW

 # Control of Spektrum power pin
 PE4 SPEKTRUM_PWR OUTPUT LOW GPIO(70)
--- a/libraries/AP_HAL_ChibiOS/hwdef/revo-mini/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/revo-mini/hwdef.dat
@ -27,7 +27,7 @@ SERIAL_ORDER OTG1 USART1 EMPTY USART3
				@@ -27,7 +27,7 @@ SERIAL_ORDER OTG1 USART1 EMPTY USART3

 # rcinput is PC6, which is the 3rd "PWM IN" pin (the yellow wire on a
 # revolution board)
-PC6 TIM8_CH1 TIM8 RCIN FLOAT LOW
+PC6 TIM8_CH1 TIM8 RCIN PULLDOWN LOW

 # analog pins
 PC3 VDD_5V_SENS ADC1
--- a/libraries/AP_HAL_ChibiOS/hwdef/sparky2/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/sparky2/hwdef.dat
@ -57,7 +57,7 @@ PB11 USART3_RX USART3
				@@ -57,7 +57,7 @@ PB11 USART3_RX USART3

 # -------RCIN-------------
 # Soft Serial for serial RC & PPM
-PC7 TIM8_CH2 TIM8 RCIN FLOAT LOW
+PC7 TIM8_CH2 TIM8 RCIN PULLDOWN LOW
 PC6 SBUS_INVERT OUTPUT

 # -------ADC-------------
--- a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
@ -83,7 +83,7 @@ PA10 USART1_RX USART1
				@@ -83,7 +83,7 @@ PA10 USART1_RX USART1
 #PA3 USART3_RX USART3

 # rcinput 
-PA3 TIM9_CH2 TIM9 RCININT FLOAT LOW
+PA3 TIM9_CH2 TIM9 RCININT PULLDOWN LOW

 # USART3
 PC10 USART3_TX USART3