diff options
author | Daniel Friesel <derf@finalrewind.org> | 2018-12-11 10:09:37 +0100 |
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committer | Daniel Friesel <derf@finalrewind.org> | 2018-12-11 10:09:37 +0100 |
commit | c1027b36455cf47d336d42e2e42a63f096f7e772 (patch) | |
tree | 8d4590b6493c73ab9f85d78a9aa384495e103e7b /include/arch | |
parent | 00205e4996df209dc43664af7c171d34c2e97cda (diff) |
New architecture: msp430fr5994lp (MSP430FR5994 Launchpad)
Almost exclusively copypasted from msp430fr5969lp.
May be replaced by symlinks later on.
Diffstat (limited to 'include/arch')
-rw-r--r-- | include/arch/msp430fr5994lp/driver/adc.h | 17 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/counter.h | 27 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/gpio.h | 202 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/i2c.h | 19 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/spi_a1.h | 18 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/spi_b.h | 18 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/stdin.h | 24 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/stdout.h | 19 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/timer.h | 75 | ||||
-rw-r--r-- | include/arch/msp430fr5994lp/driver/uptime.h | 30 |
10 files changed, 449 insertions, 0 deletions
diff --git a/include/arch/msp430fr5994lp/driver/adc.h b/include/arch/msp430fr5994lp/driver/adc.h new file mode 100644 index 0000000..d93aed4 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/adc.h @@ -0,0 +1,17 @@ +#ifndef ADC_H +#define ADC_H + +class ADC { + private: + ADC(ADC const ©); + + public: + ADC() {} + + float getTemp(); + float getVCC(); +}; + +extern ADC adc; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/counter.h b/include/arch/msp430fr5994lp/driver/counter.h new file mode 100644 index 0000000..e7f0507 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/counter.h @@ -0,0 +1,27 @@ +#include <msp430.h> +#include <stdint.h> + +class Counter { + private: + Counter(const Counter ©); + + public: + uint16_t value; + uint8_t overflowed; + + Counter() : overflowed(0) {} + + inline void start() { + overflowed = 0; + TA2CTL = TASSEL__SMCLK | ID__1 | MC__CONTINUOUS; + TA2EX0 = 0; + TA2CTL |= TACLR; + } + + inline void stop() { + TA2CTL = 0; + value = TA2R; + } +}; + +extern Counter counter; diff --git a/include/arch/msp430fr5994lp/driver/gpio.h b/include/arch/msp430fr5994lp/driver/gpio.h new file mode 100644 index 0000000..ef681db --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/gpio.h @@ -0,0 +1,202 @@ +#ifndef GPIO_H +#define GPIO_H + +#include <msp430.h> + +class GPIO { + private: + GPIO(const GPIO ©); + + public: + GPIO () {} + + enum Pin : unsigned char { + p1_0 = 0, p1_1, p1_2, p1_3, p1_4, p1_5, p1_6, p1_7, + p2_0, p2_1, p2_2, p2_3, p2_4, p2_5, p2_6, p2_7, + p3_0, p3_1, p3_2, p3_3, p3_4, p3_5, p3_6, p3_7, + p4_0, p4_1, p4_2, p4_3, p4_4, p4_5, p4_6, p4_7, + p5_0, p5_1, p5_2, p5_3, p5_4, p5_5, p5_6, p5_7, + p6_0, p6_1, p6_2, p6_3, p6_4, p6_5, p6_6, p6_7, + p7_0, p7_1, p7_2, p7_3, p7_4, p7_5, p7_6, p7_7, + p8_0, p8_1, p8_2, p8_3, p8_4, p8_5, p8_6, p8_7, + pj_0, pj_1, pj_2, pj_3, pj_4, pj_5, pj_6, pj_7, + PIN_INVALID + }; + + inline void setup() { + P1OUT = 0; + P2OUT = 0; + P3OUT = 0; + P4OUT = 0; + P5OUT = 0; + P6OUT = 0; + P7OUT = 0; + P8OUT = 0; + PJOUT = 0; + P1DIR = BIT0 | BIT1 | 0xff; // red LED, green LED + P2DIR = 0xff ^ (BIT0 | BIT1); // UART + P3DIR = 0xff; + P4DIR = 0xff; + P5DIR = 0xff; + P6DIR = 0xff; + P7DIR = 0xff; + P8DIR = 0x0f; + PJDIR = BIT6 | BIT7; // HFXT (not populated) + } + inline void led_on(unsigned char id) { + if (id == 0) { + P1OUT |= BIT0; + } else { + P1OUT |= BIT1; + } + } + inline void led_off(unsigned char id) { + if (id == 0) { + P1OUT &= ~BIT0; + } else { + P1OUT &= ~BIT1; + } + } + inline void led_toggle(unsigned char id) { + if (id == 0) { + P1OUT ^= BIT0; + } else { + P1OUT ^= BIT1; + } + } + inline void input(unsigned char const pin) { + if (pin < p2_0) { + P1DIR &= ~(1 << pin); + } else if (pin < p3_0) { + P2DIR &= ~(1 << (pin - p2_0)); + } else if (pin < p4_0) { + P3DIR &= ~(1 << (pin - p3_0)); + } else if (pin < pj_0) { + P4DIR &= ~(1 << (pin - p4_0)); + } else if (pin < PIN_INVALID) { + PJDIR &= ~(1 << (pin - pj_0)); + } + } + inline void input(unsigned char const pin, unsigned char const pull) { + if (pin < p2_0) { + P1DIR &= ~(1 << pin); + P1OUT = pull ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin)); + P1REN |= (1 << pin); + } else if (pin < p3_0) { + P2DIR &= ~(1 << (pin - p2_0)); + P2OUT = pull ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0))); + P2REN |= (1 << (pin - p2_0)); + } else if (pin < p4_0) { + P3DIR &= ~(1 << (pin - p3_0)); + P3OUT = pull ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0))); + P3REN |= (1 << (pin - p3_0)); + } else if (pin < pj_0) { + P4DIR &= ~(1 << (pin - p4_0)); + P4OUT = pull ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0))); + P4REN |= (1 << (pin - p4_0)); + } else if (pin < PIN_INVALID) { + PJDIR &= ~(1 << (pin - pj_0)); + PJOUT = pull ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0))); + PJREN |= (1 << (pin - pj_0)); + } + } + inline void output(unsigned char const pin) { + if (pin < p2_0) { + P1DIR |= (1 << pin); + } else if (pin < p3_0) { + P2DIR |= (1 << (pin - p2_0)); + } else if (pin < p4_0) { + P3DIR |= (1 << (pin - p3_0)); + } else if (pin < pj_0) { + P4DIR |= (1 << (pin - p4_0)); + } else if (pin < PIN_INVALID) { + PJDIR |= (1 << (pin - pj_0)); + } + } + inline void output(unsigned char const pin, unsigned char const value) { + if (pin < p2_0) { + P1OUT = value ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin)); + P1DIR |= (1 << pin); + } else if (pin < p3_0) { + P2OUT = value ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0))); + P2DIR |= (1 << (pin - p2_0)); + } else if (pin < p4_0) { + P3OUT = value ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0))); + P3DIR |= (1 << (pin - p3_0)); + } else if (pin < pj_0) { + P4OUT = value ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0))); + P4DIR |= (1 << (pin - p4_0)); + } else if (pin < PIN_INVALID) { + PJOUT = value ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0))); + PJDIR |= (1 << (pin - pj_0)); + } + } + inline unsigned char read(unsigned char const pin) { + if (pin < p2_0) { + return P1IN & (1 << pin); + } else if (pin < p3_0) { + return P2IN & (1 << (pin - p2_0)); + } else if (pin < p4_0) { + return P3IN & (1 << (pin - p3_0)); + } else if (pin < pj_0) { + return P4IN & (1 << (pin - p4_0)); + } else if (pin < PIN_INVALID) { + return PJIN & (1 << (pin - pj_0)); + } + return 0; + } + inline void write(unsigned char const pin, unsigned char value) { + if (pin < p2_0) { + if (value) { + P1OUT |= (1 << pin); + } else { + P1OUT &= ~(1 << pin); + } + } else if (pin < p3_0) { + if (value) { + P2OUT |= (1 << (pin - p2_0)); + } else { + P2OUT &= ~(1 << (pin - p2_0)); + } + } else if (pin < p4_0) { + if (value) { + P3OUT |= (1 << (pin - p3_0)); + } else { + P3OUT &= ~(1 << (pin - p3_0)); + } + } else if (pin < pj_0) { + if (value) { + P4OUT |= (1 << (pin - p4_0)); + } else { + P4OUT &= ~(1 << (pin - p4_0)); + } + } else if (pin < PIN_INVALID) { + if (value) { + PJOUT |= (1 << (pin - pj_0)); + } else { + PJOUT &= ~(1 << (pin - pj_0)); + } + } + } + inline void write_mask(unsigned char const pin_base, unsigned char set_mask, unsigned char clear_mask) { + if (pin_base < p2_0) { + P1OUT = (P1OUT | set_mask) & ~clear_mask; + } + if (pin_base < p3_0) { + P2OUT = (P2OUT | set_mask) & ~clear_mask; + } + if (pin_base < p4_0) { + P3OUT = (P3OUT | set_mask) & ~clear_mask; + } + if (pin_base < pj_0) { + P4OUT = (P4OUT | set_mask) & ~clear_mask; + } + if (pin_base < PIN_INVALID) { + PJOUT = (PJOUT | set_mask) & ~clear_mask; + } + } +}; + +extern GPIO gpio; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/i2c.h b/include/arch/msp430fr5994lp/driver/i2c.h new file mode 100644 index 0000000..6d6ea66 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/i2c.h @@ -0,0 +1,19 @@ +#ifndef I2C_H +#define I2C_H + +class I2C { + private: + I2C(const I2C ©); + + public: + I2C () {} + signed char setup(); + void scan(unsigned int *results); + signed char xmit(unsigned char address, + unsigned char tx_len, unsigned char *tx_buf, + unsigned char rx_len, unsigned char *rx_buf); +}; + +extern I2C i2c; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/spi_a1.h b/include/arch/msp430fr5994lp/driver/spi_a1.h new file mode 100644 index 0000000..8c593ee --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/spi_a1.h @@ -0,0 +1,18 @@ +#ifndef SPI_H +#define SPI_H + +class SPI { + private: + SPI(const SPI ©); + + public: + SPI () {} + signed char setup(); + signed char xmit( + unsigned char tx_len, unsigned char *tx_buf, + unsigned char rx_len, unsigned char *rx_buf); +}; + +extern SPI spi; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/spi_b.h b/include/arch/msp430fr5994lp/driver/spi_b.h new file mode 100644 index 0000000..4be7346 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/spi_b.h @@ -0,0 +1,18 @@ +#ifndef SPI_H +#define SPI_H + +class SPI { + private: + SPI(const SPI ©); + + public: + SPI () {} + void setup(); + signed char xmit( + unsigned char tx_len, unsigned char *tx_buf, + unsigned char rx_len, unsigned char *rx_buf); +}; + +extern SPI spi; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/stdin.h b/include/arch/msp430fr5994lp/driver/stdin.h new file mode 100644 index 0000000..6462e0c --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/stdin.h @@ -0,0 +1,24 @@ +#ifndef STANDARDINPUT_H +#define STANDARDINPUT_H + +class StandardInput { + private: + StandardInput(const StandardInput ©); + char buffer[8]; + unsigned char write_pos, read_pos; + + public: + StandardInput() : write_pos(0), read_pos(0) {} + void setup(); + bool hasKey(); + char getKey(); + + inline void addKey(char key) { + buffer[write_pos++] = key; + write_pos %= 8; + } +}; + +extern StandardInput kin; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/stdout.h b/include/arch/msp430fr5994lp/driver/stdout.h new file mode 100644 index 0000000..2eb669d --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/stdout.h @@ -0,0 +1,19 @@ +#ifndef STANDARDOUTPUT_H +#define STANDARDOUTPUT_H + +#include "object/outputstream.h" + +class StandardOutput : public OutputStream { + private: + StandardOutput(const StandardOutput ©); + + public: + StandardOutput () {} + void setup(); + + virtual void put(char c) override; +}; + +extern StandardOutput kout; + +#endif diff --git a/include/arch/msp430fr5994lp/driver/timer.h b/include/arch/msp430fr5994lp/driver/timer.h new file mode 100644 index 0000000..cb37da2 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/timer.h @@ -0,0 +1,75 @@ +#include <msp430.h> +#include <stdint.h> + +#define ON_TIMER_INTERRUPT_head __attribute__((interrupt(TIMER0_A1_VECTOR))) __attribute__((wakeup)) void handle_timer0_overflow() { if (TA0IV == 0x0e) { +#define ON_TIMER_INTERRUPT_tail } } + +#if F_CPU == 16000000UL +#define _TA0_MAIN_DIV ID__8 +#elif F_CPU == 8000000UL +#define _TA0_MAIN_DIV ID__4 +#elif F_CPU == 4000000UL +#define _TA0_MAIN_DIV ID__2 +#elif F_CPU == 1000000UL +#define _TA0_MAIN_DIV ID__1 +#else +#error Unsupported F_CPU +#endif + +class Timer { + private: + Timer(const Timer ©); + + public: + Timer() {} + +#if F_CPU == 1000000UL + inline void setup_khz(uint16_t const frequency) { + TA0CTL = TASSEL__SMCLK | ID__1; // -> 1 MHz base + TA0EX0 = 0; + TA0CCR0 = 1000UL / frequency; + TA0CTL |= TACLR; + } + + inline void setup_hz(uint16_t const frequency) { // 1 MHz base + if (frequency < 20) { + TA0CTL = TASSEL__SMCLK | ID__8; // /8 + TA0EX0 = 1; // /2 -> /16 -> 62500 Hz + TA0CCR0 = 62500UL / frequency; + } else { + TA0CTL = TASSEL__SMCLK | ID__1; + TA0EX0 = 0; + TA0CCR0 = 1000000UL / frequency; + } + TA0CTL |= TACLR; + } +#else + inline void setup_khz(uint16_t const frequency) { + TA0CTL = TASSEL__SMCLK | _TA0_MAIN_DIV; // -> 2 MHz base + TA0EX0 = 0; + TA0CCR0 = 2000UL / frequency; + TA0CTL |= TACLR; + } + + inline void setup_hz(uint16_t const frequency) { // 2 MHz base + TA0CTL = TASSEL__SMCLK | _TA0_MAIN_DIV; + TA0EX0 = 0; + TA0CCR0 = 2000000UL / frequency; + TA0CTL |= TACLR; + } +#endif + + inline void start(unsigned char const interrupt) { + if (interrupt) { + TA0CTL |= MC__UP | TACLR | TAIE; + } else { + TA0CTL |= MC__UP | TACLR; + } + } + + inline void stop() { + TA0CTL &= ~MC__UP; + } +}; + +extern Timer timer; diff --git a/include/arch/msp430fr5994lp/driver/uptime.h b/include/arch/msp430fr5994lp/driver/uptime.h new file mode 100644 index 0000000..3a52840 --- /dev/null +++ b/include/arch/msp430fr5994lp/driver/uptime.h @@ -0,0 +1,30 @@ +#ifndef UPTIME_H +#define UPTIME_H + +#include <msp430.h> +#include <stdint.h> + +class Uptime { + private: + Uptime(const Uptime ©); +#ifdef TIMER_S + uint16_t seconds; +#endif + + public: +#ifdef TIMER_S + Uptime () : seconds(0) {} +#else + Uptime () {} +#endif + inline uint16_t get_us() { return TA0R; } + inline uint16_t get_cycles() { return TA2R; } +#ifdef TIMER_S + inline uint16_t get_s() { return seconds; } + inline void tick_s() { seconds++; } +#endif +}; + +extern Uptime uptime; + +#endif |