From fdaa2c5a63a952d945d070691ebee6b4b7a209ff Mon Sep 17 00:00:00 2001
From: Benjamin Koch <bbbsnowball@gmail.com>
Date: Fri, 26 May 2023 03:53:41 +0200
Subject: [PATCH] increase buffer size for Modbus
---
firmware/rust1/src/modbus_server.rs | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/firmware/rust1/src/modbus_server.rs b/firmware/rust1/src/modbus_server.rs
index a5aab11..5c23081 100644
--- a/firmware/rust1/src/modbus_server.rs
+++ b/firmware/rust1/src/modbus_server.rs
@@ -50,14 +50,14 @@ fn get_modbus_frame_length(rxbuf: &[u8]) -> ModbusFrameLength {
}
const CRC: Crc<u16> = Crc::<u16>::new(&CRC_16_MODBUS);
-const TX_BUF_LENGTH: usize = 32;
+const BUF_LENGTH: usize = 256;
pub struct ModbusServer<REGS: ModbusRegisters> {
- rxbuf: Vec<u8, 32>,
+ rxbuf: Vec<u8, BUF_LENGTH>,
rxcrc: Digest<'static, u16>,
rx_expected_bytes: ModbusFrameLength,
rx_received_bytes: u16,
- txbuf: Vec<u8, TX_BUF_LENGTH>,
+ txbuf: Vec<u8, BUF_LENGTH>,
regs: REGS,
}
@@ -281,7 +281,7 @@ impl<REGS: ModbusRegisters> ModbusServer<REGS> {
impl<REGS: ModbusRegisters> RS485Handler for ModbusServer<REGS> {
//type CommandFuture = !;
- const TX_BUF_LENGTH: usize = TX_BUF_LENGTH;
+ const TX_BUF_LENGTH: usize = BUF_LENGTH;
fn on_rx<F>(self: &mut Self, rx: Result<u8, uart::Error>, reply: Option<F>)
where F: FnOnce(&[u8]) {
--
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