MCU pin mapping - nightmechanic/WRFL GitHub Wiki
The following table describes the Tiva MCU pin / function mapping to the WRFL various functions / nets
(This table may (=will probably) be changed during the layout phase in order to ease the routing where possible)
<style> </style>| Launchpad terminal | WRFL terminal | MCU GPIO | MCU function | WRFL net | I/O | Pull |
| J1.1 | P13.1 | 3.3V | N/A | Not used | ||
| J1.2 | P13.2 | PB5 | AIN11 | VBUS_SENS | Analog In | |
| J1.3 | P13.3 | PB0 | U1RX | BT_UART_RX | Input | |
| J1.4 | P13.4 | PB1 | U1TX | BT_UART_TX | Output | |
| J1.5 | P13.5 | PE4 | AIN9 | VBAT_SENS | Analog In | |
| J1.6 | P13.6 | PE5 | AIN8 | VREF_SENS | Analog In | |
| J1.7 | P13.7 | PB4 | SSI2CLK | SENS_SSI_CLK | Output | |
| J1.8 | P13.8 | PA5 | PA5 | CHARGR_ISET | Output | |
| J1.9 | P13.9 | PA6 | PA6 | CHARGR_IND | Input | on board |
| J1.10 | P13.10 | PA7 | PA7 | MEAS_EN | Output | |
| J3.1 | P13.20 | 5V | N/A | VBUS | ||
| j3.2 | P13.19 | GND | GND | GND | ||
| j3.3 | P13.18 | PD0 | SSI1CLK | GEN_SSI_CLK | Output | |
| j3.4 | P13.17 | PD1 | M0PWM7 | LCD_LED_CTRL | Output | |
| j3.5 | P13.16 | PD2 | SSI1RX | GEN_SSI_RX | Input | |
| j3.6 | P13.15 | PD3 | SSI1TX | GEN_SSI_TX | Output | |
| j3.7 | P13.14 | PE1 | PE1 | VBAT_EN | Output | |
| j3.8 | P13.13 | PE2 | PE2 | PM_ENABLE | Output | |
| j3.9 | P13.12 | PE3 | AIN0 | BAT_TEMP_SENS | Analog In | |
| j3.10 | P13.11 | PF1 | PF1 | ON_SW_MCU | Input | on board |
| J2.1 | P14.20 | GND | GND | GND | ||
| J2.2 | P14.19 | PB2 | PB2 | BAROMETER_CS | Output | |
| J2.3 | P14.18 | PE0 | PE0 | ACCEL_CS | Output | |
| J2.4 | P14.17 | PF0 | PF0/WAKE | WAKE_SW | Input | on launchpad |
| J2.5 | P14.16 | RESET | Reset | Not used | ||
| J2.6 | P14.15 | PB7 | SSI2TX | SENS_SSI_TX | Output | |
| J2.7 | P14.14 | PB6 | SSI2RX | SENS_SSI_RX | Input | |
| J2.8 | P14.13 | PA4 | Not used | |||
| J2.9 | P14.12 | PA3 | Not used | |||
| J2.10 | P14.11 | PA2 | PA2 | USER_SW | Input | pull-up |
| J4.1 | P14.1 | PF2 | M1PWM6 | SERVO1_CTRL | Output | |
| J4.2 | P14.2 | PF3 | M1PWM7 | SERVO2_CTRL | Output | |
| J4.3 | P14.3 | PB3 | PB3 | BT_RESET | Output | |
| J4.4 | P14.4 | PC4 | Not used | |||
| J4.5 | P14.5 | PC5 | PC5 | LCD_CS | Output | |
| J4.6 | P14.6 | PC6 | PC6 | LCD_C_D | Output | |
| J4.7 | P14.7 | PC7 | PC7 | LCD_RST | Output | |
| J4.8 | P14.8 | PD6 | PhA0 | QUAD_ENC_A | Input | on board |
| J4.9 | P14.9 | PD7 | PhB0 | QUAD_ENC_B | Input | on board |
| J4.10 | P14.10 | PF4 | PF4 | FLASH_CS | Output |
WRFL by Ran Katz (Nightmechanic) is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Based on a work at https://github.com/nightmechanic/WRFL.
