From c8623eb4c6c1464ffd49e83126e66d71ba5bf862 Mon Sep 17 00:00:00 2001 From: jaseg Date: Mon, 2 Oct 2023 01:23:31 +0200 Subject: 8b10b issues --- center_fw/src/adc.h | 96 ----------------------------------------------------- 1 file changed, 96 deletions(-) delete mode 100644 center_fw/src/adc.h (limited to 'center_fw/src/adc.h') diff --git a/center_fw/src/adc.h b/center_fw/src/adc.h deleted file mode 100644 index 906cb7f..0000000 --- a/center_fw/src/adc.h +++ /dev/null @@ -1,96 +0,0 @@ -/* Megumin LED display firmware - * Copyright (C) 2018 Sebastian Götte - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#ifndef __ADC_H__ -#define __ADC_H__ - -#include "global.h" -#include "8b10b.h" -#include "protocol.h" - -struct adc_measurements { - int16_t vcc_mv; - int16_t temp_celsius_tenths; - int16_t vmeas_a_mv; - int16_t vmeas_b_mv; - int16_t mean_a_mv; - int16_t mean_b_mv; - int16_t mean_diff_mv; -}; - -enum channel_mask { - MASK_VMEAS_A = ADC_CHSELR_CHSEL0, - MASK_VMEAS_B = ADC_CHSELR_CHSEL1 -}; - -enum adc_mode { - ADC_UNINITIALIZED, - ADC_MONITOR, - ADC_SCOPE -}; - -enum sampling_mode { - SAMPLE_FAST = 0 -}; - -/* The weird order is to match the channels' order in the DMA buffer. Due to some configuration mistake I can't be -bothered to fix, the DMA controller outputs ADC measurements off-by-one into the output buffer. */ -enum adc_channels { - VREF_CH, - VMEAS_A, - VMEAS_B, - TEMP_CH, - NCH -}; - -struct bit_detector_st { - int hysteresis_mv; - int sync; - int base_interval_cycles; - struct proto_rx_st rx_st; - /* private stuff */ - int last_bit; - int len_ctr; - int committed_len_ctr; - struct state_8b10b_dec rx8b10b; -}; - -struct adc_state { - enum adc_mode adc_mode; - int dma_isr_duration; - struct bit_detector_st det_st; - /* private stuff */ - uint32_t adc_aggregate[NCH]; /* oversampling accumulator */ - uint32_t mean_aggregate_ctr; - uint32_t mean_aggregator[3]; -}; - -extern volatile struct adc_state adc_state; -extern volatile uint16_t adc_buf[ADC_BUFSIZE]; -extern volatile struct adc_measurements adc_data; - -void adc_init(void); -void adc_configure_scope_mode(uint8_t channel_mask, int sampling_interval_ns); -void adc_configure_monitor_mode(const struct command_if_def *cmd_if); - -void bit_detector(struct bit_detector_st *st, int a); -void receive_bit(struct bit_detector_st *st, int bit); - -void blank(void); -void unblank(int new_bit); - -#endif/*__ADC_H__*/ -- cgit