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serial: Increase AVR serial receive buffer 

Increase the size of the serial receive buffer.  With transmit rates
of 250000 baud, it only takes a little over a millisecond to overflow
the existing buffer.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2016-10-14 10:10:51 -04:00
parent 977aabe038
commit 8be8cb7a91
1 changed files with 2 additions and 3 deletions
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5
src/avr/serial.c
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@ -12,10 +12,9 @@
#include "sched.h" // DECL_INIT #include "sched.h" // DECL_INIT
#include "irq.h" // irq_save #include "irq.h" // irq_save
#define SERIAL_BUFFER_SIZE 96 static char receive_buf[192];
static char receive_buf[SERIAL_BUFFER_SIZE];
static uint8_t receive_pos; static uint8_t receive_pos;
static char transmit_buf[SERIAL_BUFFER_SIZE]; static char transmit_buf[96];
static uint8_t transmit_pos, transmit_max; static uint8_t transmit_pos, transmit_max;