from adafruit_blinka.microcontroller.am335x import pin
# initial pins, to mimic bonescript demo
-P8_3 = pin.P8_3
-P8_4 = pin.P8_4
-P8_5 = pin.P8_5
-P8_6 = pin.P8_6
-P8_7 = pin.P8_7
-P8_8 = pin.P8_8
-P8_9 = pin.P8_9
-P8_10 = pin.P8_10
-P8_11 = pin.P8_11
-P8_12 = pin.P8_12
-P8_13 = pin.P8_13
-P8_14 = pin.P8_14
-P8_15 = pin.P8_15
-P8_16 = pin.P8_16
-P8_17 = pin.P8_17
-P8_18 = pin.P8_18
-P8_19 = pin.P8_19
-P8_20 = pin.P8_20
-P8_21 = pin.P8_21
-P8_22 = pin.P8_22
-P8_23 = pin.P8_23
-P8_24 = pin.P8_24
-P8_25 = pin.P8_25
-P8_26 = pin.P8_26
-P8_27 = pin.P8_27
-P8_28 = pin.P8_28
-P8_29 = pin.P8_29
-P8_30 = pin.P8_30
-P8_31 = pin.P8_31
-P8_32 = pin.P8_32
-P8_33 = pin.P8_33
-P8_34 = pin.P8_34
-P8_35 = pin.P8_35
-P8_36 = pin.P8_36
-P8_37 = pin.P8_37
-P8_38 = pin.P8_38
-P8_39 = pin.P8_39
-P8_40 = pin.P8_40
-P8_41 = pin.P8_41
-P8_42 = pin.P8_42
-P8_43 = pin.P8_43
-P8_44 = pin.P8_44
-P8_45 = pin.P8_45
-P8_46 = pin.P8_46
-P9_11 = pin.P9_11
-P9_12 = pin.P9_12
-P9_13 = pin.P9_13
-P9_14 = pin.P9_14
-P9_15 = pin.P9_15
-P9_16 = pin.P9_16
-P9_17 = pin.P9_17
-P9_18 = pin.P9_18
-P9_19 = pin.P9_19
-P9_20 = pin.P9_20
-P9_21 = pin.P9_21
-P9_22 = pin.P9_22
-P9_23 = pin.P9_23
-P9_24 = pin.P9_24
-P9_25 = pin.P9_25
-P9_26 = pin.P9_26
-P9_27 = pin.P9_27
-P9_28 = pin.P9_28
-P9_29 = pin.P9_29
-P9_30 = pin.P9_30
-P9_31 = pin.P9_31
-P9_41 = pin.P9_41
-P9_42 = pin.P9_42
+# BeagleBone Black
+# P8_1 = DGND # DGND
+# P8_2 = DGND # DGND
+P8_3 = pin.P8_3 # GPIO1_6 - GPIO_38
+P8_4 = pin.P8_4 # GPIO1_7 - GPIO_39
+P8_5 = pin.P8_5 # GPIO1_2 - GPIO_34
+P8_6 = pin.P8_6 # GPIO1_3 - GPIO_35
+P8_7 = pin.P8_7 # TIMER4 - GPIO_66
+P8_8 = pin.P8_8 # TIMER7 - GPIO_67
+P8_9 = pin.P8_9 # TIMER5 - GPIO_69
+P8_10 = pin.P8_10 # TIMER6 - GPIO_68
+P8_11 = pin.P8_11 # GPIO1_13 - GPIO_45
+P8_12 = pin.P8_12 # GPIO1_12 - GPIO_44
+P8_13 = pin.P8_13 # EHRPWM2B - GPIO_23
+P8_14 = pin.P8_14 # GPIO0_26 - GPIO_26
+P8_15 = pin.P8_15 # GPIO1_15 - GPIO_47
+P8_16 = pin.P8_16 # GPIO1_14 - GPIO_46
+P8_17 = pin.P8_17 # GPIO0_27 - GPIO_27
+P8_18 = pin.P8_18 # GPIO2_1 - GPIO_65
+P8_19 = pin.P8_19 # EHRPWM2A - GPIO_22
+P8_20 = pin.P8_20 # GPIO1_31 - GPIO_63
+P8_21 = pin.P8_21 # GPIO1_30 - GPIO_62
+P8_22 = pin.P8_22 # GPIO1_5 - GPIO_37
+P8_23 = pin.P8_23 # GPIO1_4 - GPIO_36
+P8_24 = pin.P8_24 # GPIO1_1 - GPIO_33
+P8_25 = pin.P8_25 # GPIO1_0 - GPIO_32
+P8_26 = pin.P8_26 # GPIO1_29 - GPIO_61
+P8_27 = pin.P8_27 # GPIO2_22 - GPIO_86
+P8_28 = pin.P8_28 # GPIO2_24 - GPIO_88
+P8_29 = pin.P8_29 # GPIO2_23 - GPIO_87
+P8_30 = pin.P8_30 # GPIO2_25 - GPIO_89
+P8_31 = pin.P8_31 # UART5_CTSN - GPIO_10
+P8_32 = pin.P8_32 # UART5_RTSN - GPIO_11
+P8_33 = pin.P8_33 # UART4_RTSN - GPIO_9
+P8_34 = pin.P8_34 # UART3_RTSN - GPIO_81
+P8_35 = pin.P8_35 # UART4_CTSN - GPIO_8
+P8_36 = pin.P8_36 # UART3_CTSN - GPIO_80
+P8_37 = pin.P8_37 # UART5_TXD - GPIO_78
+P8_38 = pin.P8_38 # UART5_RXD - GPIO_79
+P8_39 = pin.P8_39 # GPIO2_12 - GPIO_76
+P8_40 = pin.P8_40 # GPIO2_13 - GPIO_77
+P8_41 = pin.P8_41 # GPIO2_10 - GPIO_74
+P8_42 = pin.P8_42 # GPIO2_11 - GPIO_75
+P8_43 = pin.P8_43 # GPIO2_8 - GPIO_72
+P8_44 = pin.P8_44 # GPIO2_9 - GPIO_73
+P8_45 = pin.P8_45 # GPIO2_6 - GPIO_70
+P8_46 = pin.P8_46 # GPIO2_7 - GPIO_71
+# P9_1 = DGND # DGND
+# P9_2 = DGND # DGND
+# P9_3 = VDD_3V3 # VDD_3V3
+# P9_4 = VDD_3V3 # VDD_3V3
+# P9_5 = VDD_5V # VDD_5V
+# P9_6 = VDD_5V # VDD_5V
+# P9_7 = SYS_5V # SYS_5V
+# P9_8 = SYS_5V # SYS_5V
+# P9_9 = PWR_BUT # PWR_BUT
+# P9_10 = SYS_RESETN # SYS_RESETn
+P9_11 = pin.P9_11 # UART4_RXD - GPIO_30
+P9_12 = pin.P9_12 # GPIO1_28 - GPIO_60
+P9_13 = pin.P9_13 # UART4_TXD - GPIO_31
+P9_14 = pin.P9_14 # EHRPWM1A - GPIO_50
+P9_15 = pin.P9_15 # GPIO1_16 - GPIO_48
+P9_16 = pin.P9_16 # EHRPWM1B - GPIO_51
+P9_17 = pin.P9_17 # I2C1_SCL - GPIO_5
+P9_18 = pin.P9_18 # I2C1_SDA - GPIO_4
+P9_19 = pin.P9_19 # I2C2_SCL - GPIO_13
+P9_20 = pin.P9_20 # I2C2_SDA - GPIO_12
+P9_21 = pin.P9_21 # UART2_TXD - GPIO_3
+P9_22 = pin.P9_22 # UART2_RXD - GPIO_2
+P9_23 = pin.P9_23 # GPIO1_17 - GPIO_49
+P9_24 = pin.P9_24 # UART1_TXD - GPIO_15
+P9_25 = pin.P9_25 # GPIO3_21 - GPIO_117
+P9_26 = pin.P9_26 # UART1_RXD - GPIO_14
+P9_27 = pin.P9_27 # GPIO3_19 - GPIO_115
+P9_28 = pin.P9_28 # SPI1_CS0 - GPIO_113
+P9_29 = pin.P9_29 # SPI1_D0 - GPIO_111
+P9_30 = pin.P9_30 # SPI1_D1 - GPIO_112
+P9_31 = pin.P9_31 # SPI1_SCLK - GPIO_110
+# P9_32 = VDD_ADC # VDD_ADC
+# P9_33 = AIN4 # AIN4
+# P9_34 = GNDA_ADC # GNDA_ADC
+# P9_35 = AIN6 # AIN6
+# P9_36 = AIN5 # AIN5
+# P9_37 = AIN2 # AIN2
+# P9_38 = AIN3 # AIN3
+# P9_39 = AIN0 # AIN0
+# P9_40 = AIN1 # AIN1
+P9_41 = pin.P9_41 # CLKOUT2 - GPIO_20
+P9_42 = pin.P9_42 # GPIO0_7 - GPIO_7
+# P9_43 = DGND # DGND
+# P9_44 = DGND # DGND
+# P9_45 = DGND # DGND
+# P9_46 = DGND # DGND
+
+# common to all beagles
LED_USR0 = pin.USR0
LED_USR1 = pin.USR1
LED_USR2 = pin.USR2
# SCLK_1 = pin.D21
# SCK_1 = pin.D21
-SDA = pin.SDA
-SCL = pin.SCL
+SDA = pin.I2C2_SDA # P9_19
+SCL = pin.I2C2_SCL # P9_20
# Refer to header default pin modes
# http://beagleboard.org/static/images/cape-headers.png
+#
# P9_17 (SPI0_CSO => CE0) enables peripheral device
# P9_18 (SPI0_D1 => MOSI) outputs data to peripheral device
# P9_21 (SPIO_DO => MISO) receives data from peripheral device
# P9_22 (SPI0_SCLK => SCLK) outputs clock signal
-CE0 = pin.CE0
-MOSI = pin.MOSI
-MISO = pin.MISO
-SCLK = pin.SCLK
-#CircuitPython naming convention for SPI Clock
-SCK = pin.SCK
+#
+# Use config-pin to set pin mode for SPI pins
+# https://github.com/beagleboard/bb.org-overlays/tree/master/tools/beaglebone-universal-io
+# config-pin p9.17 spi_cs
+# config-pin p9.18 spi
+# config-pin p9.21 spi
+# config-pin p9.22 spi_sclk
+#
+CE0 = pin.SPI0_CS0 # P9_17
+MOSI = pin.SPI0_D1 # P9_18
+MISO = pin.SPI0_D0 # P9_21
+SCLK = pin.SPI0_SCLK # P9_22
+# CircuitPython naming convention for SPI Clock
+SCK = SCLK
-# SPI1 pins
+# Pins for SPI1
+# refer to:
# http://beagleboard.org/static/images/cape-headers-spi.png
-CE1 = pin.CE1
-MOSI_1 = pin.MOSI_1
-MISO_1 = pin.MISO_1
-SCLK_1 = pin.SCLK_1
-#CircuitPython naming convention for SPI Clock
-SCK_1 = pin.SCK_1
+#
+# CE1 P9.28 SPI1_CS0
+# MISO_1 P9.29 SPI1_D0
+# MOSI_1 P9.30 SPI1_D1
+# SCLK_1 P9.31 SPI_SCLK
+#
+# SPI1 conflicts with HDMI Audio (McASP)
+#
+# Refer to:
+# https://elinux.org/Beagleboard:BeagleBoneBlack_Debian#U-Boot_Overlays
+#
+# To Disable HDMI AUDIO, uncomment this line in /boot/uEnv.txt:
+# disable_uboot_overlay_audio=1
+#
+# Set pin modes for SPI1 with:
+#
+# config-pin p9.28 spi1_cs
+# config-pin p9.29 spi1
+# config-pin p9.30 spi1
+# config-pin p9.31 spi_sclk
+CE1 = pin.SPI1_CS0 # P9_28
+MOSI_1 = pin.SPI1_D0 # P9_29
+MISO_1 = pin.SPI1_D1 # P9_30
+SCLK_1 = pin.SPI1_SCLK # P9_31
+# CircuitPython naming convention for SPI Clock
+SCK_1 = SCLK_1
projects / hackapet / Adafruit_Blinka.git / blobdiff