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Transmission works including sync and whitening

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jaseg 2023-10-02 14:50:03 +02:00
parent 72cffd586a
commit 8e42ca0978
5 changed files with 41 additions and 8 deletions
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7
driver_fw/.gdbinit
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@ -8,7 +8,7 @@ set print elements 512
# Convert GDB to interpret in Python
python
import os,subprocess,sys
import os, subprocess, sys
# Execute a Python using the user's shell and pull out the sys.path (for site-packages)
paths = subprocess.check_output('python -c "import os,sys;print(os.linesep.join(sys.path).strip())"',shell=True).decode("utf-8").split()
# Extend GDB's Python's search path
@ -18,3 +18,8 @@ end
source ~/ref/PyCortexMDebug/cmdebug/svd_gdb.py
svd_load ~/ref/stm32square/svd/STM32G070.svd
define reconnect
disconnect
target extended-remote 192.168.1.95:2022
end

4
driver_fw/src/main.c
View file

@ -15,7 +15,7 @@ static void set_status_leds(uint32_t leds);
static void dma_tx_constant(size_t table_size, uint16_t constant);
static void dma_tx_waveform(size_t table_size, const uint16_t *table);
#define SYNC_INTERVAL 2
#define SYNC_INTERVAL 13
static size_t time_to_sync = 0;
static size_t tx_bitpos = 0;
@ -282,7 +282,7 @@ void DMA1_Channel1_IRQHandler() {
} else {
uint8_t b = tx_buf_read->bytes[tx_sympos];
packet_rng_state = xorshift32(packet_rng_state);
//b ^= packet_rng_state; FIXME DEBUG
b ^= packet_rng_state;
current_symbol = xfr_8b10b_encode(&encoder_state_8b10b, b);
sym_arr[sym_pos] = current_symbol;
tx_sympos ++;