void _write_shif1(volatile unsigned char* port_addr, unsigned char bit, unsigned char data)
{
_delay_us(1);
shift1_out(port_addr,bit,data);
_latch(port_addr,bit);
}
static void
_write_byte(struct sol_flow_node *node, unsigned char byte)
{
int i;
struct segments_ctl_data *mdata = sol_flow_node_get_private_data(node);
if (mdata->needs_clear) {
_clear(node);
mdata->needs_clear = false;
}
// Unless we set active_low on the data gpio, it expects 1 for the led
// to be off, and 0 for on, so we invert the byte here.
byte = ~byte;
for (i = 0; i < 8; i++) {
int val = (byte >> i) & 1;
sol_flow_send_boolean_packet(node, SOL_FLOW_NODE_TYPE_CALAMARI_SEGMENTS_CTL__OUT__DATA, val);
_tick(node);
}
_latch(node);
}
